Publications

215 publications, 2001–2026

Compiled from PubMed and reconciled against the laboratory’s full-text archive. 96 are marked selected — first-author, senior-author or high-impact work.

2026

Assessing glymphatic function in schizophrenia and mood disorders: Insights from a diffusion tensor image along the perivascular space (DTI-ALPS) and neuroanatomical correlations

Zhu JD, Liao DL, Lin CP, Yang AC, Tsai HJ, … Tsai SJ (9 authors). Psychiatry and clinical neurosciences80(3):215-223.

These findings support its potential as an indirect biomarker of neurobiological alterations.

Digital Medicine in Neuropsychiatry: Prospects, Applications, and the Emerging Framework of Precision Psychiatry

Yang AC. Journal of physiological investigation69(2):118-126.

A review mapping how digital medicine — wearables, AI and big data — is reshaping neuropsychiatry and enabling an emerging framework of precision psychiatry.

First authorHigh impact

Exploring Nociceptive-Analgesic Balance and EEG Modulation Patterns During General Anesthesia Using Holo-Hilbert Spectral Analysis

Ho CN, Huang NE, Chen JY, Yang AC. Pain research & management2026:5504074.

HHSA revealed two dominant cross-frequency interactions within the alpha-carrier band (8-16 Hz): one modulated by 3-6-Hz (high-delta to theta) and another by 1-2-Hz (low-delta) oscillations, indicating layered modulation under anesthesia.

Senior author
2025

Cognitive impairment and associated white matter organization abnormalities across the illness course of schizophrenia

Shen CL, Tsai SJ, Lin CP, Yang AC. European archives of psychiatry and clinical neuroscience.

Our findings suggested active cognitive rehabilitation to patients with schizophrenia throughout the course of illness may be warranted.

Senior author

Comparison of machine learning and conventional criteria in detecting left ventricular hypertrophy and prognosis with electrocardiography

Huang JT, Tseng CH, Huang WM, Yu WC, Cheng HM, … Sung SH (10 authors). European heart journal. Digital health6(2):252-260.

Cox regression analyses showed that LVH identified by AI algorithm (hazard ratio and 95% confidence interval: 1.587, 1.309-1.924), Sokolow-Lyon (1.19, 1.038-1.365), Cornell product (1.301, 1.124-1.505), Cornell/strain index (1.306, 1.185-1.439), Framingham criterion (1.174, 1.062-1.298), and echocardiography-confirmed LVH (1.124, 1.019-1.239) were all significantly associated with mortality.

Gene clusters linked to insulin resistance identified in a genome-wide study of the Taiwan Biobank population

Lin E, Yan YT, Chen MH, Yang AC, Kuo PH, Tsai SJ. Nature communications16(1):3525.

Our findings elucidate the complex relationships between IR surrogate markers, genetic predisposition, and disease phenotypes in the Taiwanese population, contributing valuable insights to the field of metabolic research.

High impact

Identifying Distinct Developmental Patterns of Brain Complexity in Autism: A Cross-Sectional Cohort Analysis Using the Autism Brain Imaging Data Exchange

Chi IJ, Tsai SJ, Chen CH, Yang AC. Psychiatry and clinical neurosciences79(3):98-107.

However, these results do not remain after Bonferroni correction.

Senior author

Identifying key brain pathology in bipolar and unipolar depression using a region-specific brain aging trajectories approach: Insights from the Taiwan Aging and Mental Illness Cohort

Zhu JD, Chi IJ, Hsu HY, Tsai SJ, Yang AC. Psychological medicine55:e253.

These findings highlight the potential of brain aging trajectories as biomarkers for BD and MDD, offering insights into distinct and overlapping neuroanatomical changes.

Senior authorHigh impact

Local cortical structure pattern and genetic links in schizophrenia: An MRI and CRISPR/Cas9 study

Hou PS, Lin SF, Zhu JD, Chung CY, Tsai SJ, Yang AC. Progress in neuro-psychopharmacology & biological psychiatry137:111270.

Following genome-wide association tests, we found genetic variants and SNP-mapped genes and verified the areal preferential expression profiles in the developing human and mouse neocortex.

Senior authorHigh impact

Mapping Genetic Associations With Functional Brain Area Alterations in Schizophrenia and Implications for Cortical Development

Zhu JD, Chung CY, Lin SF, Tsai SJ, Yang AC, Hou PS. Brain and behavior15(7):e70688.

Further, single-cell RNA sequencing and in situ hybridization analyses revealed dynamic expression patterns of the schizophrenia-associated genes during cortical development, suggesting their potential roles in the structural abnormalities observed in schizophrenia.

Quantifying consciousness through intrinsic probability density function

Huang NE, Yuan WS, Yang AC, Kuo TBJ, Tang WX, … Liang WK (8 authors). Biological psychology200:109101.

Our findings reveal that active neural interactions or modulations during wakefulness and REM sleep are characterized by super-Gaussian iPDF patterns.

Unsupervised subtyping of motor dysfunction of Parkinson's disease and its structural brain imaging correlates

Lin YF, Fuh JL, Yang AC. Neuroimage. Reports5(1):100246.

MRI analysis revealed significant differences in brain regions, including the posterior cingulate gyrus, lenticular nucleus, olfactory cortex, and cerebellum.

Senior author
2024

Efficient Screening in Obstructive Sleep Apnea Using Sequential Machine Learning Models, Questionnaires, and Pulse Oximetry Signals: Mixed Methods Study

Kuo NY, Tsai HJ, Tsai SJ, Yang AC. Journal of medical Internet research26:e51615.

Both models demonstrated adequate at-home screening capabilities for sleep disorders, particularly for patients unsuitable for in-laboratory sleep studies.

Senior authorHigh impact

Enhancing facial feature de-identification in multiframe brain images: A generative adversarial network approach

Lien CY, Deng RJ, Fuh JL, Ting YN, Yang AC. Progress in brain research290:141-156.

Analysis of pixel value histograms demonstrated varying degrees of similarity, as measured by the Structural Similarity Index (SSIM), between raw and generated features across different facial features.

Senior author

Exploring morphological similarity and randomness in Alzheimer's disease using adjacent grey matter voxel-based structural analysis

Chen TY, Zhu JD, Tsai SJ, Yang AC. Alzheimer's research & therapy16(1):88.

For the structural randomness, we found significant decreases in the temporal and subcortical areas and significant increases in the occipital and frontal regions.

Senior authorHigh impact

Exploring timescale-specific functional brain networks and their associations with aging and cognitive performance in a healthy cohort without dementia

Tsai WX, Tsai SJ, Lin CP, Huang NE, Yang AC. NeuroImage289:120540.

These results underscore the importance of exploring timescales of BOLD signals when constructing FBN and highlight the relevance of specific intrinsic FBNs to aging and cognitive performance.

Senior authorHigh impact

Investigating sex-related differences in brain structure and function in bipolar I disorder using multimodal MRI

Lee MY, Zhu JD, Tsai HJ, Tsai SJ, Yang AC. BMC psychiatry24(1):855.

Our findings revealed a noteworthy sex-by-diagnosis interaction, with male individuals with bipolar I disorder displaying larger gray matter volume and altered functional connectivity in the limbic system compared to female individuals with bipolar I disorder and healthy participants.

Senior author

Learning pathways composed of core subjects with features of reducing cognitive load have better learning outcomes

Huang SS, Huang AY, Lin YF, Lin SM, Webster CS, … Lin CH (12 authors). Journal of the Chinese Medical Association : JCMA87(7):714-721.

We found nine core subjects, constituting four different learning pathways.

Optimization of Using Multiple Machine Learning Approaches in Atrial Fibrillation Detection Based on a Large-Scale Data Set of 12-Lead Electrocardiograms: Cross-Sectional Study

Chuang BB, Yang AC. JMIR formative research8:e47803.

In conclusion, this study successfully used machine learning methodologies, particularly the LightGBM model, to differentiate SR and AF based on power spectral features derived from 12-lead ECGs.

Senior author

Prediction of early postoperative pain using sleep quality and heart rate variability

Ho CN, Fu PH, Hung KC, Wang LK, Lin YT, … Chen JY (9 authors). Pain practice : the official journal of World Institute of Pain24(1):82-90.

Accurate predictions of postoperative pain intensity are necessary for customizing analgesia plans.

Psychiatrist density and risk of suicide: a multilevel case-control study based on a national sample in Taiwan

Huang WC, Hsu CY, Chang CM, Yang AC, Liao SC, … Wu CS (7 authors). Psychiatry and clinical neurosciences78(1):69-76.

We investigated all suicide cases in 2007-2017 identified from the national cause-of-death data files, with each suicide case matched to 10 controls by age and sex and each suicide case/control assigned to one of the 355 townships across Taiwan.

2023

Adenotonsillectomy-related changes in systemic inflammation among children with obstructive sleep apnea

Huang CG, Hsu JF, Chuang LP, Li HY, Fang TJ, … Chuang HH (12 authors). Journal of the Chinese Medical Association : JCMA86(6):596-605.

These preliminary findings suggest that systemic inflammation is not only a complication of OSA but also that it mediates the surgical effects, which may open avenues for potential interventions to reduce tonsil size and OSA severity through the regulation of IL-8 and CCL5.

Causality Network of Infectious Disease Revealed With Causal Decomposition

Sun J, Yuan K, Chen C, Xu H, Wang H, … Yang A (11 authors). IEEE journal of biomedical and health informatics27(7):3657-3665.

Our findings, by shedding light on the underlying transmission mechanism of infectious diseases, suggest that causal inference analysis is a promising approach to determine epidemiological interventions.

Senior author

Dietary profile of pediatric obstructive sleep apnea patients, effects of routine educational counseling, and predictors for outcomes

Chuang HH, Lin RH, Hsu JF, Chuang LP, Li HY, … Lee LA (12 authors). Frontiers in public health11:1160647.

This study aimed to investigate the dietary profile of pediatric OSA patients, effects of educational counseling after adenotonsillectomy, and predictor for disease resolution.

Exploring the role of hub and network dysfunction in brain connectomes of schizophrenia using functional magnetic resonance imaging

Chan YE, Tsai SJ, Chern Y, Yang AC. Frontiers in psychiatry14:1305359.

Pair-wise brain regions with significantly different functional connectivity among the two groups were identified and further analyzed for their concurrent ratio of connectomic differences with another solitary brain region (single-FC dysfunction) or dynamically interconnected brain network (network-FC dysfunction).

Senior author

Investigating brain aging trajectory deviations in different brain regions of individuals with schizophrenia using multimodal magnetic resonance imaging and brain-age prediction: a multicenter study

Zhu JD, Wu YF, Tsai SJ, Lin CP, Yang AC. Translational psychiatry13(1):82.

Our findings provided more insights into schizophrenia neuropathology.

Senior authorHigh impact

Investigating genetic variants for treatment response to selective serotonin reuptake inhibitors in syndromal factors and side effects among patients with depression in Taiwanese Han population

Huang SS, Chen YT, Su MH, Tsai SJ, Chen HH, … Kuo PH (8 authors). The pharmacogenomics journal23(2-3):50-59.

In conclusion, we identified loci that may affect the clinical response to treatment with antidepressants in the context of empirically defined depressive syndromal factors and side effects among the Taiwanese Han population, thus providing novel biological targets for further investigation.

Multitask Learning for Automated Sleep Staging and Wearable Technology Integration

Chih HY, Ahmed T, Chiu AP, Liu YT, Kuo HF, … Lien DH (7 authors). Advanced Intelligent Systems.

A multitask deep-learning model performs automated sleep staging and integrates with wearable technology, enabling efficient sleep monitoring outside the traditional polysomnography laboratory.

Population-attributable risk of psychiatric disorders for suicide among adolescents and young adults in Taiwan

Hung YA, Liao SC, Chang CM, Chang SS, Yang AC, … Gau SS (8 authors). Psychological medicine53(13):6161-6170.

Our findings of high PAF from major depressive disorder, dysthymia, and sleep disorder to youth suicides suggest that youth suicide prevention that focuses on detecting and treating mental illness may usefully target these disorders.

High impact

Predicting aging trajectories of decline in brain volume, cortical thickness and fractional anisotropy in schizophrenia

Zhu JD, Tsai SJ, Lin CP, Lee YJ, Yang AC. Schizophrenia (Heidelberg, Germany)9(1):1.

Our findings suggest that schizophrenia differentially affects the decline of different brain structures during the disease course.

Senior author

Progressive brain abnormalities in schizophrenia across different illness periods: a structural and functional MRI study

Shen CL, Tsai SJ, Lin CP, Yang AC. Schizophrenia (Heidelberg, Germany)9(1):2.

Schizophrenia is a chronic brain disorder, and neuroimaging abnormalities have been reported in different stages of the illness for decades.

Senior author

Rapid detection of nicotine and benzoic acid in e-liquids with surface-enhanced Raman scattering and artificial intelligence-assisted spectrum interpretation

Chien JY, Gu YC, Liu CH, Tsai HM, Lee CN, … Lin CH (10 authors). Journal of pharmaceutical and biomedical analysis233:115456.

Our previous study demonstrated a surface-enhanced Raman scattering (SERS)-based approach to identify nicotine-containing e-liquids; without any pre-treatment, e-liquid can be directly tested on our solid-phase SERS substrates, made of silver nanoparticle arrays embedded in anodic aluminium oxide nanochannels (Ag/AAO).

Reduced slow-wave activity and autonomic dysfunction during sleep precede cognitive deficits in Alzheimer's disease transgenic mice

Chen CW, Kwok YT, Cheng YT, Huang YS, Kuo TBJ, … Yang CCH (9 authors). Scientific reports13(1):11231.

In conclusion, sleep quality and distinction between wake- and sleep-related autonomic function may be biomarkers for early AD detection.

Right-side frontal-central cortical hyperactivation before the treatment predicts outcomes of antidepressant and electroconvulsive therapy responsivity in major depressive disorder

Tsai HJ, Yang WC, Tsai SJ, Lin CH, Yang AC. Journal of psychiatric research161:377-385.

Our findings indicated that pre-treatment, right-side cortical hyperactivation is associated with poor outcomes of antidepressant-based or ECT-based treatment in major depression.

Senior author

The cysteine-altering p.R544C variant in the NOTCH3 gene is a probable candidate for blood pressure and relevant traits in the Taiwan Biobank

Lin E, Kuo PH, Liu YL, Wang TJ, Yang AC, Tsai SJ. Journal of neurology270(11):5536-5544.

While our preliminary study suggests that NOTCH3 p.R544C may influence blood pressure, stroke, and dementia in the Taiwan Biobank, replication in a well-powered external sample is required.

High impact

Using sleep heart rate variability to investigate the sleep quality in children with obstructive sleep apnea

Lee LA, Chuang HH, Hsieh HS, Wang CY, Chuang LP, … Yang CCH (12 authors). Frontiers in public health11:1103085.

Multivariable linear regression models in the baseline analysis revealed independent relationships between tonsil size and obstructive apnea-hypopnea index (OAHI), adenoidal-nasopharyngeal ratio and very low frequency (VLF) power of HRV (an indicator of sympathetic activity), and normalized low frequency power (an indicator of sympathetic activity) and OAHI.

2022

Associations of Reduced Sympathetic Neural Activity and Elevated Baroreflex Sensitivity With Non-Rapid Eye Movement Sleep: Evidence From Electroencephalogram- and Electrocardiogram-Based Sleep Staging

Tsai HJ, Yang AC, Tsai SJ, Ma Y, Kuo TBJ, … Peng CK (7 authors). Psychosomatic medicine84(5):621-631.

Autonomic neural controls in sleep regulation have been previously demonstrated; however, whether these alternations can be observed by different sleep staging approaches remains unclear.

Brain white matter hyperintensities-predicted age reflects neurovascular health in middle-to-old aged subjects

Huang CC, Chou KH, Lee WJ, Yang AC, Tsai SJ, … Lin CP (8 authors). Age and ageing51(5).

age-related neurovascular structural and functional impairment is a major aetiology of dementia and stroke in older people.

High impact

Effectiveness of Digital Cognitive Behavioral Therapy for Insomnia in Young People: Preliminary Findings from Systematic Review and Meta-Analysis

Tsai HJ, Yang AC, Zhu JD, Hsu YY, Hsu TF, Tsai SJ. Journal of personalized medicine12(3).

These preliminary findings from the meta-analysis suggest that dCBT-i is a moderately effective treatment in managing insomnia in younger age groups, and CBT-i delivered through the web or a mobile application is an acceptable approach for promoting sleep health in young people.

Endophenotypic effects of the SORL1 variant rs2298813 on regional brain volume in patients with late-onset Alzheimer's disease

Chen CY, Lin YS, Lee WJ, Liao YC, Kuo YS, … Fuh JL (7 authors). Frontiers in aging neuroscience14:885090.

Results: The homozygous major allele of rs2298813 was associated with larger volumes in the right putamen (p = 0.0442) and right pallidum (p = 0.0346).

Functional MRI and ApoE4 genotype for predicting cognitive decline in amyloid-positive individuals

Zhu JD, Huang CW, Chang HI, Tsai SJ, Huang SH, … Yang AC (10 authors). Therapeutic advances in neurological disorders15:17562864221138154.

These findings can assist clinicians in predicting changes in cognitive status in individuals with a high risk of Alzheimer's disease and can assist future studies in developing precise treatment and prevention strategies.

Senior author

Hip, vertebral, and wrist fracture risks and schizophrenia: a nationwide longitudinal study

Chu YW, Chen WP, Yang AC, Tsai SJ, Hu LY, … Shen CC (8 authors). BMC psychiatry22(1):77.

Furthermore, a sex-based subgroup analysis revealed that the risk of hip fracture remained significantly higher in female patients with schizophrenia (HR: 2.68, 95% CI: 1.32-5.44) than in female controls.

Reply To: Comments on identifying causal relationships in nonlinear dynamical systems via empirical mode decomposition

Yang AC, Peng CK, Huang NE. Nature communications13(1):2859.

Author reply defending empirical-mode-decomposition causal analysis against published critiques, clarifying when it correctly distinguishes causation from shared external forcing.

First authorHigh impact

Smartphone-based artificial intelligence using a transfer learning algorithm for the detection and diagnosis of middle ear diseases: A retrospective deep learning study

Chen YC, Chu YC, Huang CY, Lee YT, Lee WY, … Cheng YF (9 authors). EClinicalMedicine51:101543.

Our results show that the proposed method provides sufficient treatment recommendations that are comparable to those of specialists.

High impact

Ten-year trends in depression care in Taiwan

Wang HH, Chang CM, Chang SS, Yang AC, Liu YH, … Wu CS (7 authors). Journal of the Formosan Medical Association = Taiwan yi zhi121(10):2001-2011.

Patients with depressive disorders were identified based on International Classification of Diseases codes.

The moderating effect of personality traits on acute tinnitus sensation in idiopathic sudden sensorineural hearing loss

Huang CY, Cheng YF, Yang AC, Lin CJ, Ieong PI, Hsueh CY. Journal of the Chinese Medical Association : JCMA85(5):633-638.

People may experience tinnitus after sudden hearing impairment.

2021

Alteration of power law scaling of spontaneous brain activity in schizophrenia

Lee YJ, Huang SY, Lin CP, Tsai SJ, Yang AC. Schizophrenia research238:10-19.

These findings suggest that schizophrenia has abnormal brain signal complexity linked to psychotic symptoms.

Senior author

An association study in the Taiwan Biobank elicits the GABAA receptor genes GABRB3, GABRA5, and GABRG3 as candidate loci for sleep duration in the Taiwanese population

Hou SJ, Tsai SJ, Kuo PH, Lin WY, Liu YL, … Lan TH (8 authors). BMC medical genomics14(1):223.

Our results indicate that rs189790076 in GABRA5 and gene-gene interactions among GABRB3, GABRA5, and GABRG3 may contribute to sleep duration in the Taiwanese population.

An association study in the Taiwan Biobank elicits three novel candidates for cognitive aging in old adults: NCAM1, TTC12 and ZBTB20

Lin E, Kuo PH, Lin WY, Liu YL, Yang AC, Tsai SJ. Aging13(14):18769-18788.

Our study suggests that genetic variants in the dopamine receptor-related loci may influence cognitive aging individually and by means of gene-physical activity interactions.

Deep Neural Network to Differentiate Brain Activity Between Patients With First-Episode Schizophrenia and Healthy Individuals: A Multi-Channel Near Infrared Spectroscopy Study

Chou PH, Yao YH, Zheng RX, Liou YL, Liu TT, … Wang SC (8 authors). Frontiers in psychiatry12:655292.

This study aimed to differentiate between patients with FES and healthy controls (HCs) on basis of the frontotemporal activity measured by NIRS with a support vector machine (SVM) and deep neural network (DNN) classifier.

Differential Patterns of Gyral and Sulcal Morphological Changes During Normal Aging Process

Lin HY, Huang CC, Chou KH, Yang AC, Lo CZ, … Lin CP (7 authors). Frontiers in aging neuroscience13:625931.

Our findings show that comparing to gyri, the sulcal thinning is the most prominent pattern during the aging process, and the gyrification of pial and white matter surfaces were also affected differently, which implies the vulnerability of functional segregation during aging.

Difficulty in initiating sleep is associated with poor morning cardiovascular function

Tsai HJ, Kuo TBJ, Yang AC, Tsai SJ, Yang CCH. Psychiatry research295:113518.

This study explored morning cardiovascular function in individuals with sleep-onset insomnia by analysing heart rate variability (HRV), blood pressure variability, and baroreflex sensitivity.

Genome-wide association study in the Taiwan Biobank identifies four novel genes for human height: NABP2, RASA2, RNF41 and SLC39A5

Lin E, Tsai SJ, Kuo PH, Liu YL, Yang AC, … Thornton TA (7 authors). Human molecular genetics30(23):2362-2369.

From our analysis, we generalize to the Taiwanese population genome-wide significant associations with height and 18 previously identified genes in European and non-Taiwanese East Asian populations.

High impact

Phenotyping Neuropsychiatric Symptoms Profiles of Alzheimer's Disease Using Cluster Analysis on EEG Power

Liu F, Fuh JL, Peng CK, Yang AC. Frontiers in aging neuroscience13:623930.

Conclusion: The present study suggests that EEG power correlates to behavioral and psychological symptoms among patients with mild Alzheimer's disease.

Senior author

Predicting Norovirus in the United States Using Google Trends: Infodemiology Study

Yuan K, Huang G, Wang L, Wang T, Liu W, … Yang AC (7 authors). Journal of medical Internet research23(9):e24554.

We found that fever, gastroenteritis, poison, cruise, wedding, and watery diarrhea were important factors correlated with norovirus Google Trends.

Senior authorHigh impact

Prediction of Probable Major Depressive Disorder in the Taiwan Biobank: An Integrated Machine Learning and Genome-Wide Analysis Approach

Lin E, Kuo PH, Lin WY, Liu YL, Yang AC, Tsai SJ. Journal of personalized medicine11(7).

Our study suggests that an integrated machine learning and genome-wide analysis approach may offer an advantageous method to establish bioinformatics tools for discriminating MDD patients from healthy controls.

Remission of depression is associated with asymmetric hemispheric variation in EEG complexity before antidepressant treatment

Tsai HJ, Yang WC, Tsai SJ, Lin CH, Yang AC. Journal of affective disorders281:872-879.

This study aimed to explore whether complexity measures of electroencephalogram (EEG) signals vary across the frontal region between patients with or without remission in depression.

Senior author

Role of Heart Rate Variability in Association Between Glomerular Hyperfiltration and All-Cause Mortality

Chang HC, Huang CJ, Yang AC, Cheng HM, Chuang SY, … Sung SH (9 authors). Journal of the American Heart Association10(24):e021585.

Mediation analysis revealed a significant mediation effect between HRV and GHF in addition to their respective detrimental effects on survival.

High impact

Validation of Machine Learning-Based Individualized Treatment for Depressive Disorder Using Target Trial Emulation

Wu CS, Yang AC, Chang SS, Chang CM, Liu YH, … Tsai HJ (7 authors). Journal of personalized medicine11(12).

In emulation of clinical trials, the model-selected regimen was associated with a reduced treatment failure rate.

2020

Active Cigarette Smoking Is Associated With an Exacerbation of Genetic Susceptibility to Diabetes

Lin WY, Liu YL, Yang AC, Tsai SJ, Kuo PH. Diabetes69(12):2819-2829.

Except for passive smoking, all smoking measurements were associated with FG, HbA1c, and diabetes (P < 0.0033) and were associated with an exacerbation of the genetic risk of FG and HbA1c (P Interaction < 0.0033).

High impact

Age-related changes in the association of resting-state fMRI signal variability and global functional connectivity in non-demented healthy people

Xie W, Peng CK, Shen J, Lin CP, Tsai SJ, … Yang AC (8 authors). Psychiatry research291:113257.

Research suggests that the aging relates to variability of resting-state fMRI (rs-fMRI) signal and the functional connectivity.

Senior author

An association study in the Taiwan Biobank reveals RORA as a novel locus for sleep duration in the Taiwanese Population

Hou SJ, Tsai SJ, Kuo PH, Liu YL, Yang AC, … Lan TH (7 authors). Sleep medicine73:70-75.

Our results indicate that the circadian clock gene RORA may contribute to sleep duration independently as well as through gene-gene and gene-environment interactions in the Taiwanese population.

Association between polygenic liability for schizophrenia and substance involvement: A nationwide population-based study in Taiwan

Wang SH, Lai RY, Lee YC, Su MH, Chen CY, … Kuo PH (10 authors). Genes, brain, and behavior19(5):e12639.

This study provides evidence for the genetic overlap between schizophrenia and tobacco use in women, and this overlap was stronger in the younger population.

Beyond the disconnectivity hypothesis of schizophrenia

Rolls ET, Cheng W, Gilson M, Gong W, Deco G, … Feng J (11 authors). Cerebral cortex (New York, N.Y. : 1991)30(3):1213-1233.

To go beyond the disconnectivity hypothesis of schizophrenia, directed (effective) connectivity was measured between 94 brain regions, to provide evidence on the source of the changes in schizophrenia and a mechanistic model.

High impact

CUX2, BRAP and ALDH2 are associated with metabolic traits in people with excessive alcohol consumption

Chen IC, Kuo PH, Yang AC, Tsai SJ, Liu TH, … Liu YL (11 authors). Scientific reports10(1):18118.

We found that one or two copies of the G allele in rs671 (ALDH2) increased the risk of excessive alcohol consumption, while one or two copies of the C allele in rs3782886 (BRAP) reduced the risk of excessive alcohol consumption.

Decomposed Temporal Complexity Analysis of Neural Oscillations and Machine Learning Applied to Alzheimer's Disease Diagnosis

Furutani N, Nariya Y, Takahashi T, Noto S, Yang AC, … Kikuchi M (9 authors). Frontiers in psychiatry11:531801.

Results demonstrated that AD patients had lower complexity on short time scales and higher complexity on long time scales in the alpha band in temporal regions of the brain.

Development of an Al-Based Web Diagnostic System for Phenotyping Psychiatric Disorders

Chang YW, Tsai SJ, Wu YF, Yang AC. Frontiers in psychiatry11:542394.

Discussion: Together, our approach under the EDNN framework demonstrated the potential future direction of making a schizophrenia diagnosis based on structural brain imaging data.

Senior author

Editorial: Advances in Multi-Scale Analysis of Brain Complexity

Yang AC, Jann K, Michel CM, Wang DJJ. Frontiers in neuroscience14:337.

Editorial introducing advances in multi-scale entropy and complexity analysis of brain signals across neuroimaging modalities.

First author

Functional, Anatomical, and Morphological Networks Highlight the Role of Basal Ganglia-Thalamus-Cortex Circuits in Schizophrenia

Zhao W, Guo S, Linli Z, Yang AC, Lin CP, Tsai SJ. Schizophrenia bulletin46(2):422-431.

These findings provide direct evidence for the disconnection hypothesis of schizophrenia, suggesting that abnormalities in the basal ganglia-thalamus-cortex circuit can be used as a biomarker of schizophrenia.

High impact

Gene-Based Association Analysis Suggests Association of HTR2A With Antidepressant Treatment Response in Depressed Patients

Kao CF, Kuo PH, Yu YW, Yang AC, Lin E, … Tsai SJ (7 authors). Frontiers in pharmacology11:559601.

From two MDD groups in the antidepressant therapeutic response, by using gene-based analyses, we have identified 14 polymorphisms as suggestive markers for therapeutic response (13 for remission and 1 for response) in both meta- and mega-analyses.

Heart rate variability and surgical pleth index under anesthesia in poor and normal sleepers

Ho CN, Fu PH, Chen JY, Hung KC, Chang JH, … Yang AC (7 authors). Journal of clinical monitoring and computing34(6):1311-1319.

For baseline HRV analysis, we found significant differences in the RMSSD (p = 0.043), pNN50 (p = 0.029), VLF power (p = 0.035), LF power (p = 0.004), and HF power (p = 0.037) between the good and poor sleeper groups.

Senior author

Large-Scale Structural Covariance Networks Predict Age in Middle-to-Late Adulthood: A Novel Brain Aging Biomarker

Kuo CY, Lee PL, Hung SC, Liu LK, Lee WJ, … Lin CP (12 authors). Cerebral cortex (New York, N.Y. : 1991)30(11):5844-5862.

These findings provide empirical evidence supporting the estimation of brain age from a brain network perspective, and demonstrate the clinical feasibility of evaluating neurological diseases hypothesized to be associated with accelerated brain aging.

High impact

Prediction of Antidepressant Treatment Response and Remission Using an Ensemble Machine Learning Framework

Lin E, Kuo PH, Liu YL, Yu YW, Yang AC, Tsai SJ. Pharmaceuticals (Basel, Switzerland)13(10).

Our study demonstrates that the ensemble machine learning framework may present a useful technique to create bioinformatics tools for discriminating non-responders from responders prior to antidepressant treatments.

Risk of Parkinson's disease following gout: a population-based retrospective cohort study in Taiwan

Hu LY, Yang AC, Lee SC, You ZH, Tsai SJ, … Shen CC (7 authors). BMC neurology20(1):338.

From Taiwan's National Health Insurance Research Database, we identified the data of patients newly diagnosed as having gout between January 1, 2000 and December 1, 2000.

Role of Interleukin-6 in Depressive Disorder

Ting EY, Yang AC, Tsai SJ. International journal of molecular sciences21(6).

Major depressive disorder (MDD), which is a leading psychiatric illness across the world, severely affects quality of life and causes an increased incidence of suicide.

Sex-specific autosomal genetic effects across 26 human complex traits

Lin WY, Chan CC, Liu YL, Yang AC, Tsai SJ, Kuo PH. Human molecular genetics29(7):1218-1228.

Previous studies have shown that men and women have different genetic architectures across many traits.

High impact

Sleep state instabilities in patients with periodic limb movements in sleep - Detection and quantification with heart rate variability

Lin CY, Tsai SJ, Peng CK, Yang AC. Psychiatry research293:113454.

Our findings suggest that patients with RLS and PLMS have poorer subjective sleep and mood scales.

Senior author

Tinnitus Among Patients With Anxiety Disorder: A Nationwide Longitudinal Study

Hou SJ, Yang AC, Tsai SJ, Shen CC, Lan TH. Frontiers in psychiatry11:606.

The association between tinnitus and anxiety disorder remains debated.

Tinnitus and risk of Alzheimer's and Parkinson's disease: a retrospective nationwide population-based cohort study

Chu HT, Liang CS, Yeh TC, Hu LY, Yang AC, … Shen CC (7 authors). Scientific reports10(1):12134.

Our results indicate an association between tinnitus and higher risk of developing AD and PD.

Topographic diversity of structural connectivity in schizophrenia

Ruan H, Luo Q, Palaniyappan L, Lu W, Huang CC, … Feng J (11 authors). Schizophrenia research215:181-189.

These findings suggest a highly individualized pattern of structural dysconnectivity underlies the heterogeneity of schizophrenia, but these disruptions likely converge on an emergent common pathway to generate the clinical phenotype of the disorder.

Transdiagnostic and Illness-Specific Functional Dysconnectivity Across Schizophrenia, Bipolar Disorder, and Major Depressive Disorder

Huang CC, Luo Q, Palaniyappan L, Yang AC, Hung CC, … Robbins TW (13 authors). Biological psychiatry. Cognitive neuroscience and neuroimaging5(5):542-553.

These findings suggest that prominent psychiatric disorders share common impairments, possibly linked to perception and motor output, as well as unique dysconnectivity profiles that hypothetically mediate the more distinctive features of the disorder-specific psychopathology.

High impact
2019

A powerful and efficient multivariate approach for voxel-level connectome-wide association studies

Gong W, Cheng F, Rolls ET, Lo CZ, Huang CC, … Feng J (9 authors). NeuroImage188:628-641.

To demonstrate the utility of sKPCR for real data analysis, we have also compared sKPCR with the above methods based on the identification of voxel-wise differences between schizophrenic patients and healthy controls in four independent rsfMRI datasets.

High impact

Association and Interaction Effects of Interleukin-12 Related Genes and Physical Activity on Cognitive Aging in Old Adults in the Taiwanese Population

Lin E, Kuo PH, Liu YL, Yang AC, Tsai SJ. Frontiers in neurology10:1065.

Evidence suggests that the neuro-inflammation mechanisms associated with interleukin-12 (IL-12) may be linked to Alzheimer's diseases and cognitive aging.

Increased risk of type 2 diabetes among the siblings of patients with schizophrenia

Huang MH, Chen MH, Huang KL, Hsu JW, Bai YM, … Chen TJ (12 authors). CNS spectrums24(4):453-459.

Logistic regression analyses with the adjustment of demographic data revealed that the unaffected siblings of patients with schizophrenia were more likely to develop T2DM (odds ratio [OR]: 1.39, 95% confidence interval [CI]: 1.10-1.75) later in life compared with the control group.

Performing different kinds of physical exercise differentially attenuates the genetic effects on obesity measures: Evidence from 18,424 Taiwan Biobank participants

Lin WY, Chan CC, Liu YL, Yang AC, Tsai SJ, Kuo PH. PLoS genetics15(8):e1008277.

Our findings show that the genetic effects on obesity measures can be decreased to various extents by performing different kinds of exercise.

High impact

Polymorphisms of the DNA repair gene EXO1 modulate cognitive aging in old adults in a Taiwanese population

Lin E, Kuo PH, Liu YL, Yang AC, Tsai SJ. DNA repair78:1-6.

Additionally, we found that interactions between the EXO1 and RAD51C genes influenced cognitive aging (P = 0.002).

Risk of Depressive Disorders Following Myasthenia Gravis: A Nationwide Population-Based Retrospective Cohort Study

Chu HT, Tseng CC, Liang CS, Yeh TC, Hu LY, … Shen CC (8 authors). Frontiers in psychiatry10:481.

The chronic autoimmune disease myasthenia gravis (MG) is characterized by fluctuating muscle weakness, which can lead to a large amount of stress in the patient.

Validating the Enlarged Kyd Canon: a New Approach

Yang AC. ANQ: A Quarterly Journal of Short Articles, Notes and Reviews.

A computational stylometric approach is used to test and validate the enlarged canon of works attributed to the Elizabethan playwright Thomas Kyd, applying quantitative text-analysis methods to questions of literary authorship.

First author
2018

A Deep Learning Approach for Predicting Antidepressant Response in Major Depression Using Clinical and Genetic Biomarkers

Lin E, Kuo PH, Liu YL, Yu YW, Yang AC, Tsai SJ. Frontiers in psychiatry9:290.

By using the SNP dataset that was original to a genome-wide association study, we selected 10 SNPs (including ABCA13 rs4917029, BNIP3 rs9419139, CACNA1E rs704329, EXOC4 rs6978272, GRIN2B rs7954376, LHFPL3 rs4352778, NELL1 rs2139423, NUAK1 rs2956406, PREX1 rs4810894, and SLIT3 rs139863958) which were associated with antidepressant treatment response.

A Strategy to Reduce Bias of Entropy Estimates in Resting-State fMRI Signals

Yang AC, Tsai SJ, Lin CP, Peng CK. Frontiers in neuroscience12:398.

Furthermore, an increased relative error of SampEn was associated with an increased coefficient of variation in voxel-wise statistics.

First author

Atopic diseases/diathesis and subsequent ischemic stroke among patients with bipolar disorder: A nationwide longitudinal study

Chen LC, Chen MH, Su TP, Tsai SJ, Bai YM, … Chen TJ (9 authors). PloS one13(8):e0200682.

Patients who experienced a stroke during the follow-up period were identified.

Callosal and subcortical white matter alterations in schizophrenia: A diffusion tensor imaging study at multiple levels

Zhao W, Guo S, He N, Yang AC, Lin CP, Tsai SJ. NeuroImage. Clinical20:594-602.

We replicated these findings using an automated anatomical labeling atlas to define the network node.

Causal decomposition in the mutual causation system

Yang AC, Peng CK, Huang NE. Nature communications9(1):3378.

Furthermore, we demonstrate the generic applicability of our method to both stochastic and deterministic systems, and show the consistency of causal-decomposition method compared to existing methods, and finally uncover the key mode of causal interactions in both modelled and actual predator-prey systems.

First authorHigh impact

Combining multi-modality data for searching biomarkers in schizophrenia

Guo S, Huang CC, Zhao W, Yang AC, Lin CP, … Tsai SJ (7 authors). PloS one13(2):e0191202.

Our results show that, among these modalities, fMRI has the most significant featureby calculating the Jaccard similarity coefficient (0.7416) and Kappa index (0.4833).

Effective Connectivity in Depression

Rolls ET, Cheng W, Gilson M, Qiu J, Hu Z, … Feng J (16 authors). Biological psychiatry. Cognitive neuroscience and neuroimaging3(2):187-197.

Moreover, we show how the approach can be used to measure the differences in effective connectivity between different groups of individuals, using as an example effective connectivity in the healthy brain and in individuals with depression.

High impact

Frequency and amplitude modulation of resting-state fMRI signals and their functional relevance in normal aging

Yang AC, Tsai SJ, Lin CP, Peng CK, Huang NE. Neurobiology of aging70:59-69.

These findings indicate that resting-state fMRI signal modulations are dynamic during the normal aging process.

First author

Functional brain lateralization in schizophrenia based on the variability of resting-state fMRI signal

Xie W, Peng CK, Huang CC, Lin CP, Tsai SJ, Yang AC. Progress in neuro-psychopharmacology & biological psychiatry86:114-121.

These results provide further evidence that abnormal variability and lateralization exist in schizophrenia patients, and abnormality in fusiform, lingual and inferior temporal could have potential help to identify the dysfunctional brain lateralization in schizophrenia.

Senior authorHigh impact

Functional connectivity of the human amygdala in health and in depression

Cheng W, Rolls ET, Qiu J, Xie X, Lyu W, … Feng J (14 authors). Social cognitive and affective neuroscience13(6):557-568.

To analyse the functioning of the amygdala in depression, we performed the first voxel-level resting state functional-connectivity neuroimaging analysis of depression of voxels in the amygdala with all other voxels in the brain, with 336 patients with major depressive disorder and 350 controls.

Gene-based analysis of genes related to neurotrophic pathway suggests association of BDNF and VEGFA with antidepressant treatment-response in depressed patients

Kao CF, Liu YL, Yu YW, Yang AC, Lin E, … Tsai SJ (7 authors). Scientific reports8(1):6983.

For case-control association study, we found that all of these reported polymorphisms and genes did not reach a suggestive level.

Increased functional connectivity of the posterior cingulate cortex with the lateral orbitofrontal cortex in depression

Cheng W, Rolls ET, Qiu J, Xie X, Wei D, … Feng J (13 authors). Translational psychiatry8(1):90.

To analyze the functioning of the posterior cingulate cortex (PCC) in depression, we performed the first fully voxel-level resting state functional-connectivity neuroimaging analysis of depression of the PCC, with 336 patients with major depressive disorder and 350 controls.

High impact

Measuring Brain Complexity During Neural Motor Resonance

Hager BM, Yang AC, Gutsell JN. Frontiers in neuroscience12:758.

Conclusions: The current findings suggest that the desynchronization of the mu wave during MR results in a local increase of mu entropy in sensorimotor areas, potentially reflecting a release from alpha inhibition.

Nonlinear dynamical analysis of sleep electroencephalography using fractal and entropy approaches

Ma Y, Shi W, Peng CK, Yang AC. Sleep medicine reviews37:85-93.

The analysis of electroencephalography (EEG) recordings has attracted increasing interest in recent decades and provides the pivotal scientific tool for researchers to quantitatively study brain activity during sleep, and has extended our knowledge of the fundamental mechanisms of sleep physiology.

Senior authorHigh impact

Nonlinear pattern of the emergence of white matter hyperintensity in healthy Han Chinese: an adult lifespan study

Huang CC, Yang AC, Chou KH, Liu ME, Fang SC, … Lin CP (8 authors). Neurobiology of aging67:99-107.

Our findings support that the changes in WMH volume in the healthy population follow a nonlinear pattern with age, especially in PVWMH.

Risk of Traumatic Brain Injury Among Children, Adolescents, and Young Adults With Attention-Deficit Hyperactivity Disorder in Taiwan

Liou YJ, Wei HT, Chen MH, Hsu JW, Huang KL, … Chen TJ (12 authors). The Journal of adolescent health : official publication of the Society for Adolescent Medicine63(2):233-238.

Our findings suggested that the public health government and clinicians should pay more attention to the TBI risk among patients with ADHD, and further indicated the importance of the optimal treatment for ADHD.

Risk of sexual transmitted infection following bipolar disorder: a nationwide population-based cohort study

Lee SC, Hu CK, Hung JH, Yang AC, Tsai SJ, … Shen CC (8 authors). Oncotarget9(25):17533-17542.

We identified patients who were diagnosed with bipolar disorder in the Taiwan National Health Insurance Research Database.

Risk stratification for the early diagnosis of borderline personality disorder using psychiatric co-morbidities

Shen CC, Hu LY, Tsai SJ, Yang AC, Chen PM, Hu YH. Early intervention in psychiatry12(4):605-612.

Using psychiatric co-morbidities, we identified four variables as significant risk predictors of BPD and permitted identification of subjects with low, intermediate or high risk for BPD.

The Effects of Tai Chi on Sleep Quality in Chinese American Patients With Major Depressive Disorder: A Pilot Study

Ma Y, Yeung A, Yang AC, Peng CK, Clain A, … Yeung AS (8 authors). Behavioral sleep medicine16(4):398-411.

This pilot study evaluated the effects of Tai Chi training on sleep quality (primary outcomes), and depression and social functioning levels (secondary outcomes) among patients with depression.

Topological Pattern Recognition of Severe Alzheimer's Disease via Regularized Supervised Learning of EEG Complexity

Fan M, Yang AC, Fuh JL, Chou CA. Frontiers in neuroscience12:685.

In this study, we aim to discover the altered spatio-temporal patterns of EEG complexity associated with AD pathology in different severity levels.

2017

Association and interaction effects of Alzheimer's disease-associated genes and lifestyle on cognitive aging in older adults in a Taiwanese population

Lin E, Tsai SJ, Kuo PH, Liu YL, Yang AC, Kao CF. Oncotarget8(15):24077-24087.

Additionally, we found the interactions among CASS4-rs911159, EPHA-rs10952552, FERMT2-rs4901317, MEF2C-rs9293506, or SLC24A4-rs67063100 on cognitive aging (P = 0.004~0.035).

Bidirectional association between Bell's palsy and anxiety disorders: A nationwide population-based retrospective cohort study

Tseng CC, Hu LY, Liu ME, Yang AC, Shen CC, Tsai SJ. Journal of affective disorders215:269-273.

In this study, we used the Taiwan National Health Insurance Research Database (NHIRD) to test the bidirectional association between Bell's palsy and anxiety disorders.

Depression and the risk of vascular dementia: a population-based retrospective cohort study

Lin WC, Hu LY, Tsai SJ, Yang AC, Shen CC. International journal of geriatric psychiatry32(5):556-563.

Our findings suggest that depression is an independent risk factor for subsequent VaD.

Detection of susceptibility loci on APOA5 and COLEC12 associated with metabolic syndrome using a genome-wide association study in a Taiwanese population

Lin E, Kuo PH, Liu YL, Yang AC, Tsai SJ. Oncotarget8(55):93349-93359.

Additionally, we found that an interaction between the APOA5 rs662799 and COLEC12 rs16944558 SNPs influenced MetS, high triglyceride, and low HDL.

Effects of circadian clock genes and environmental factors on cognitive aging in old adults in a Taiwanese population

Lin E, Kuo PH, Liu YL, Yang AC, Kao CF, Tsai SJ. Oncotarget8(15):24088-24098.

In this study, we assessed whether 11 circadian clockgenes are associated with cognitive aging independently and/or through complex interactions in an old Taiwanese population.

Effects of circadian clock genes and health-related behavior on metabolic syndrome in a Taiwanese population: Evidence from association and interaction analysis

Lin E, Kuo PH, Liu YL, Yang AC, Kao CF, Tsai SJ. PloS one12(3):e0173861.

Additionally, we found interactions among the ARNTL rs10832020, GSK3B rs2199503, PER3 rs10746473, RORA rs8034880, and RORB rs972902 SNPs influenced MetS (P < 0.001 ~ P = 0.002).

Increased Risk of Myofascial Pain Syndrome Among Patients with Insomnia

Lin WC, Shen CC, Tsai SJ, Yang AC. Pain medicine (Malden, Mass.)18(8):1557-1565.

Malignant neoplasm (hazard ratio = 3.08) and living in urban areas (hazard ratio = 3.05) were identified as independent risk factors for myofascial pain syndrome in patients with insomnia.

Senior author

Measuring information-based energy and temperature of literary texts

Chang MC, Yang AC, Stanley HE, Peng CK. Physica A: Statistical Mechanics and its Applications468:783-789.

Borrowing concepts from statistical physics, the authors define an information-based 'energy' and 'temperature' of literary texts, providing a thermodynamic-style framework to characterize the complexity and style of written language.

Neural complexity as a potential translational biomarker for psychosis

Hager B, Yang AC, Brady R, Meda S, Clementz B, … Keshavan M (9 authors). Journal of affective disorders216:89-99.

Furthermore, we found significant differences as well as overlaps of pathologic brain signal complexity between psychotic probands by DSM diagnoses, thus suggesting a biological approach to categorizing psychosis based on functional neuroimaging data.

New Targets for Schizophrenia Treatment beyond the Dopamine Hypothesis

Yang AC, Tsai SJ. International journal of molecular sciences18(8).

Schizophrenia has been primarily associated with dopamine dysfunction, and treatments have been developed that target the dopamine pathway in the central nervous system.

First author

Quality and readability of online information resources on insomnia

Ma Y, Yang AC, Duan Y, Dong M, Yeung AS. Frontiers of medicine11(3):423-431.

This study aimed to evaluate the quality and readability of insomnia-related online information.

Symptomatic menopausal transition and subsequent bipolar disorder among midlife women with major depression: a nationwide longitudinal study

Chen LC, Yang AC, Su TP, Bai YM, Li CT, … Chen MH (9 authors). Archives of women's mental health20(3):463-468.

Cox regression analysis after adjusting for demographic data and psychiatric comorbidities further showed that symptomatic menopausal transition was associated with an increased risk of developing bipolar disorder (HR 1.14, 95% CI 1.07∼1.23) among midlife women with major depression.

The ADAMTS9 gene is associated with cognitive aging in the elderly in a Taiwanese population

Lin E, Tsai SJ, Kuo PH, Liu YL, Yang AC, … Yang CH (7 authors). PloS one12(2):e0172440.

Additionally, we found that interactions between the ADAMTS9 rs9985304 and ADAMTS9 rs76346246 SNPs influenced cognitive aging (P < 0.001).

The rs1277306 Variant of the REST Gene Confers Susceptibility to Cognitive Aging in an Elderly Taiwanese Population

Lin E, Tsai SJ, Kuo PH, Liu YL, Yang AC, … Yang CH (7 authors). Dementia and geriatric cognitive disorders43(3-4):119-127.

However, the 3-marker haplotype derived from the rs1713985, rs3796529, and rs7680734 SNPs in the REST gene demonstrated no association with cognitive aging.

Transforming growth factor-β signaling pathway-associated genes SMAD2 and TGFBR2 are implicated in metabolic syndrome in a Taiwanese population

Lin E, Kuo PH, Liu YL, Yang AC, Tsai SJ. Scientific reports7(1):13589.

Our findings indicated that the TGF-β signaling pathway-associated genes of SMAD2 and TGFBR2 may contribute to the risk of MetS independently and through gene-gene interactions.

2016

Association and interaction of APOA5, BUD13, CETP, LIPA and health-related behavior with metabolic syndrome in a Taiwanese population

Lin E, Kuo PH, Liu YL, Yang AC, Kao CF, Tsai SJ. Scientific reports6:36830.

Additionally, we found the interactions of APOA5 rs662799, BUD13 rs11216129, BUD13 rs623908, CETP rs820299, LIPA rs1412444, alcohol consumption, smoking status, or physical activity on MetS and its individual components.

Cyclic Cushing's syndrome mimicking bipolar disorder

Tsai WT, Tsai SJ, Yang AC. Psychiatry and clinical neurosciences70(1):71.

Case report of cyclic Cushing's syndrome presenting with mood instability that mimicked bipolar disorder, highlighting endocrine causes of psychiatric presentations.

Senior author

Effect of Alzheimer's Disease Risk Variant rs3824968 at SORL1 on Regional Gray Matter Volume and Age-Related Interaction in Adult Lifespan

Huang CC, Liu ME, Kao HW, Chou KH, Yang AC, … Lin CP (9 authors). Scientific reports6:23362.

These findings provide evidence that SORL1 rs3824968 modulates regional GM volume and is associated with brain trajectory during the adult lifespan.

Heart Rate Variability Is Associated with Exercise Capacity in Patients with Cardiac Syndrome X

Lu DY, Yang AC, Cheng HM, Lu TM, Yu WC, … Sung SH (7 authors). PloS one11(1):e0144935.

In subgroup analysis, HRV indices demonstrated similar predictive values related to exercise capacity across various subpopulations, especially in the young.

Medial reward and lateral non-reward orbitofrontal cortex circuits change in opposite directions in depression

Cheng W, Rolls ET, Qiu J, Liu W, Tang Y, … Feng J (17 authors). Brain : a journal of neurology139(Pt 12):3296-3309.

The first brain-wide voxel-level resting state functional connectivity neuroimaging analysis of depression is reported, with 421 patients with major depressive disorder and 488 control subjects.

High impact

On Holo-Hilbert spectral analysis: a full informational spectral representation for nonlinear and non-stationary data

Huang NE, Hu K, Yang AC, Chang HC, Jia D, … Wu Z (14 authors). Philosophical transactions. Series A, Mathematical, physical, and engineering sciences374(2065):20150206.

The Holo-Hilbert spectral analysis (HHSA) method is introduced to cure the deficiencies of traditional spectral analysis and to give a full informational representation of nonlinear and non-stationary data.

Resting-state EEG power and coherence vary between migraine phases

Cao Z, Lin CT, Chuang CH, Lai KL, Yang AC, … Wang SJ (7 authors). The journal of headache and pain17(1):102.

Migraine is characterized by a series of phases (inter-ictal, pre-ictal, ictal, and post-ictal).

Risk for developing dementia among patients with posttraumatic stress disorder: A nationwide longitudinal study

Wang TY, Wei HT, Liou YJ, Su TP, Bai YM, … Chen MH (10 authors). Journal of affective disorders205:306-310.

The importance of mental care for trauma victims would increase in the coming century, and our findings broadened another era for the end result of a widely prevalent psychiatric disorder.

Risk of Psychiatric Disorders following Ankylosing Spondylitis: A Nationwide Population-based Retrospective Cohort Study

Shen CC, Hu LY, Yang AC, Kuo BI, Chiang YY, Tsai SJ. The Journal of rheumatology43(3):625-31.

We identified subjects who were newly diagnosed with AS between January 1, 2000, and December 31, 2008, in the Taiwan National Health Insurance (NHI) Research Database.

Risk of depressive disorders following sudden sensorineural hearing loss: A nationwide population-based retrospective cohort study

Tseng CC, Hu LY, Liu ME, Yang AC, Shen CC, Tsai SJ. Journal of affective disorders197:94-9.

From the National Health Insurance Research Database (NHIRD) in Taiwan, we identified new SSNHL patients diagnosed by an otolaryngologist between January 01, 2000, and December 31, 2008.

Risk of developing major depression and anxiety disorders among women with endometriosis: A longitudinal follow-up study

Chen LC, Hsu JW, Huang KL, Bai YM, Su TP, … Chen MH (11 authors). Journal of affective disorders190:282-285.

Endometriosis was associated with an elevated likelihood of developing depression and anxiety disorders.

Risk of psychiatric disorders following pelvic inflammatory disease: a nationwide population-based retrospective cohort study

Shen CC, Yang AC, Hung JH, Hu LY, Chiang YY, Tsai SJ. Journal of psychosomatic obstetrics and gynaecology37(1):6-11.

Our findings highlight that clinicians should pay particular attention to psychiatric comorbidities in PID patients.

Risk of uterine, ovarian and breast cancer following pelvic inflammatory disease: a nationwide population-based retrospective cohort study

Shen CC, Hu LY, Yang AC, Chiang YY, Hung JH, Tsai SJ. BMC cancer16(1):839.

This large nationwide population-based cohort study suggests that there is no increased risk for ovarian, breast or uterine cancer among women who have PID compared to a matching population.

Sensitivity enhancement of task-evoked fMRI using ensemble empirical mode decomposition

Lin SH, Lin GH, Tsai PJ, Hsu AL, Lo MT, … Wu CW (8 authors). Journal of neuroscience methods258:56-66.

We found that EEMD method was efficient to enhance the functional sensitivity of evoked fMRI.

The Association of Aging with White Matter Integrity and Functional Connectivity Hubs

Yang AC, Tsai SJ, Liu ME, Huang CC, Lin CP. Frontiers in aging neuroscience8:143.

These results support the compensatory hypothesis of neurocognitive aging theory and reveal the DTI-fMRI relationship associated with normal aging.

First author
2015

A nationwide population-based retrospective cohort study of the risk of uterine, ovarian and breast cancer in women with polycystic ovary syndrome

Shen CC, Yang AC, Hung JH, Hu LY, Tsai SJ. The oncologist20(1):45-9.

We identified subjects who were diagnosed with PCOS between January 1, 2000, and December 31, 2004, in the Taiwan National Health Insurance (NHI) Research Database.

Association of depression and loneliness with specific cognitive performance in non-demented elderly males

Tzang RF, Yang AC, Yeh HL, Liu ME, Tsai SJ. Medical science monitor : international medical journal of experimental and clinical research21:100-4.

Our findings suggest that loneliness and depression may have negative impacts on global and specific domains of cognitive function in non-demented elderly males.

Bidirectional Association Between Depression and Fibromyalgia Syndrome: A Nationwide Longitudinal Study

Chang MH, Hsu JW, Huang KL, Su TP, Bai YM, … Chen MH (11 authors). The journal of pain16(9):895-902.

Our results supported a bidirectional temporal association between depression and FMS.

Comorbidity of ADHD and suicide attempts among adolescents and young adults with bipolar disorder: A nationwide longitudinal study

Lan WH, Bai YM, Hsu JW, Huang KL, Su TP, … Chen MH (12 authors). Journal of affective disorders176:171-5.

Using Taiwan׳s National Health Insurance Research Database, we identified 500 adolescents and young adults from 2002 to 2008 aged between 15 and 24 years with bipolar disorder and ADHD.

Decreased resting-state brain activity complexity in schizophrenia characterized by both increased regularity and randomness

Yang AC, Hong CJ, Liou YJ, Huang KL, Huang CC, … Tsai SJ (11 authors). Human brain mapping36(6):2174-86.

These results collectively suggested that resting-state dynamics in schizophrenia exhibit two routes of pathologic change toward regular or random patterns, which contribute to the differences in syndrome domains of psychosis in patients with schizophrenia.

First authorHigh impact

Functional Connectivity Density Mapping of Depressive Symptoms and Loneliness in Non-Demented Elderly Male

Lan CC, Tsai SJ, Huang CC, Wang YH, Chen TR, … Yang AC (9 authors). Frontiers in aging neuroscience7:251.

Loneliness is associated with FCD changes in bilateral lingual gyri that are known to be important in social cognition.

Senior author

Patients with migraine are right about their perception of temperature as a trigger: time series analysis of headache diary data

Yang AC, Fuh JL, Huang NE, Shia BC, Wang SJ. The journal of headache and pain16:533.

This diary-based study provides evidence to link the perception of temperature sensitivity and headache incidence in migraine patients.

First author

Publication analysis on insomnia: how much has been done in the past two decades?

Ma Y, Dong M, Mita C, Sun S, Peng CK, Yang AC. Sleep medicine16(7):820-6.

Furthermore, we found that while studies on drug therapy and adverse effects decreased in the most recent five years, the greatest expansion of insomnia publications were in the areas of cognitive behavioral therapy for insomnia (CBT-I) and alternative therapies.

Senior author

Risk of Psychiatric Disorders Following Primary Sjögren Syndrome: A Nationwide Population-based Retrospective Cohort Study

Shen CC, Yang AC, Kuo BI, Tsai SJ. The Journal of rheumatology42(7):1203-8.

Our findings highlight the need for psychiatric evaluation and intervention for patients with pSS.

Risk of Psychiatric Disorders following Irritable Bowel Syndrome: A Nationwide Population-Based Cohort Study

Lee YT, Hu LY, Shen CC, Huang MW, Tsai SJ, … Hung JH (10 authors). PloS one10(7):e0133283.

Irritable bowel syndrome (IBS) is the most common functional gastrointestinal (GI) disorder observed in patients who visit general practitioners for GI-related complaints.

Risk of developing Parkinson's disease among patients with asthma: a nationwide longitudinal study

Cheng CM, Wu YH, Tsai SJ, Bai YM, Hsu JW, … Chen MH (15 authors). Allergy70(12):1605-12.

Those who developed Parkinson's disease during the follow-up period were identified.

Risk of developing major depressive disorder and anxiety disorders among adolescents and adults with atopic dermatitis: a nationwide longitudinal study

Cheng CM, Hsu JW, Huang KL, Bai YM, Su TP, … Chen MH (11 authors). Journal of affective disorders178:60-5.

Subjects who developed major depression, any depressive disorder, and anxiety disorders during the follow-up were identified.

Risk of psychiatric disorders following gastroesophageal reflux disease: a nationwide population-based cohort study

You ZH, Perng CL, Hu LY, Lu T, Chen PM, … Chen HJ (9 authors). European journal of internal medicine26(7):534-9.

Recent studies have shown that the peripheral inflammation may cause the up-regulation of central nervous system inflammation and therefore possibly plays a vital role in the pathophysiology of subsequent psychiatric disorders.

Statins Reduces the Risk of Dementia in Patients with Late-Onset Depression: A Retrospective Cohort Study

Yang YH, Teng HW, Lai YT, Li SY, Lin CC, … Liu WS (12 authors). PloS one10(9):e0137914.

Patients with late-onset depression (LOD) have been reported to run a higher risk of subsequent dementia.

2014

APOE ɛ4 polymorphism and cognitive deficit among the very old Chinese veteran men without dementia

Chu CS, Lu T, Tsai SJ, Hong CJ, Yeh HL, … Liu ME (7 authors). Neuroscience letters576:17-21.

This study suggests that the APOE ɛ4 alleles contributed detrimental effects on cognitive function in the very old veterans who do not have dementia.

Catechol-O-methyltransferase Val158Met polymorphism on the relationship between white matter hyperintensity and cognition in healthy people

Liu ME, Huang CC, Yang AC, Tu PC, Yeh HL, … Tsai SJ (11 authors). PloS one9(2):e88749.

The effect size (cohen's f) revealed a small effect.

Effect of BDNF Val66Met polymorphism on regional white matter hyperintensities and cognitive function in elderly males without dementia

Huang CC, Liu ME, Chou KH, Yang AC, Hung CC, … Lin CP (8 authors). Psychoneuroendocrinology39:94-103.

Our findings supported the hypothesis that the BDNF Val66Met polymorphism may affect susceptibility to regional WMH volume and such genotype-by-WMH interaction effect is correlated with cognitive decline in non-demented elderly males, in which the Met allele plays a protective role.

High impact

Effect of the BDNF Val66Met polymorphism on regional gray matter volumes and cognitive function in the Chinese population

Liu ME, Huang CC, Chen MH, Yang AC, Tu PC, … Tsai SJ (11 authors). Neuromolecular medicine16(1):127-36.

Our findings suggest that the presence of two Met alleles has a protective effect on regional GM volumes in the Chinese population.

Interleukin-1 beta C-511T polymorphism modulates functional connectivity of anterior midcingulate cortex in non-demented elderly Han males

Tu PC, Su TP, Huang CC, Yang AC, Yeh HL, … Tsai SJ (10 authors). Brain structure & function219(1):61-9.

Recent resting fMRI studies have suggested that the functional connectivity of the brain's large-scale networks is associated with the cognitive decline of aging and is modulated by genetic factors.

Local awakening: regional reorganizations of brain oscillations after sleep

Tsai PJ, Chen SC, Hsu CY, Wu CW, Wu YC, … Lin CP (10 authors). NeuroImage102 Pt 2:894-903.

In conclusion, the regional specificity and the stage effect were verified in support of the local awakening concept, indicating that sleep regulation leads to the reorganization of brain networks upon awakening.

High impact

Pisa syndrome after discontinuation of clotiapine in a patient with intractable insomnia

Wang EH, Yang AC. Journal of clinical psychopharmacology34(2):276-7.

Case report of Pisa syndrome (tonic lateral trunk flexion) emerging after clotiapine discontinuation in a patient with intractable insomnia.

Senior author

Revealing the brain's adaptability and the transcranial direct current stimulation facilitating effect in inhibitory control by multiscale entropy

Liang WK, Lo MT, Yang AC, Peng CK, Cheng SK, … Juan CH (7 authors). NeuroImage90:218-34.

We found that tDCS can further increase the EEG complexity of the frontal lobe.

High impact

Risk of developing depressive disorders following rheumatoid arthritis: a nationwide population-based study

Wang SL, Chang CH, Hu LY, Tsai SJ, Yang AC, You ZH. PloS one9(9):e107791.

To evaluate the risk of depressive disorders among rheumatoid arthritis (RA) by using the Taiwan National Health Insurance Research Database (NHIRD).

Risk of psychiatric disorders following polycystic ovary syndrome: a nationwide population-based cohort study

Hung JH, Hu LY, Tsai SJ, Yang AC, Huang MW, … Shen CC (9 authors). PloS one9(5):e97041.

We identified patients who were diagnosed with PCOS by an obstetrician-gynecologist in the Taiwan National Health Insurance Research Database.

Sleep apnea and the subsequent risk of breast cancer in women: a nationwide population-based cohort study

Chang WP, Liu ME, Chang WC, Yang AC, Ku YC, … Tsai SJ (8 authors). Sleep medicine15(9):1016-20.

Despite not meeting statistical significance, we found increases in the risk of breast cancer in women aged 30-59 years (HR, 2.06; 95% CI, 0.90-4.70) and ≥60 years (HR, 3.05; 95% CI, 0.90-10.32) compared with those aged 0-29 years.

Temperature variation and the incidence of cluster headache periods: A nationwide population study

Lee YJ, Chen YT, Ou SM, Li SY, Yang AC, … Wang SJ (7 authors). Cephalalgia : an international journal of headache34(9):656-663.

Either an increase or a decrease in temperature (0.05℃/day) following a warm period (mean temperature ≥26℃) was associated with the onset of cluster periods.

The APOE ɛ4 allele affects complexity and functional connectivity of resting brain activity in healthy adults

Yang AC, Huang CC, Liu ME, Liou YJ, Hong CJ, … Tsai SJ (10 authors). Human brain mapping35(7):3238-48.

These results support the compensatory recruitment hypothesis in older APOE ɛ4 carriers, and confer the impact of the APOE genotype on the temporal dynamics of brain activity in older adults.

First authorHigh impact

The association of RAB18 gene polymorphism (rs3765133) with cerebellar volume in healthy adults

Cheng CY, Yang AC, Huang CC, Liu ME, Liou YJ, … Hong CJ (9 authors). Cerebellum (London, England)13(5):616-22.

Our findings suggest that RAB18 rs3765133 polymorphism affects the deve-lopment of specific brain regions, particularly the cerebellum, in healthy people.

The association of physical activity to neural adaptability during visuo-spatial processing in healthy elderly adults: A multiscale entropy analysis

Wang CH, Tsai CL, Tseng P, Yang AC, Lo MT, … Liang WK (10 authors). Brain and cognition92C:73-83.

The results suggest that physical activity may be beneficial for adaptability of brain systems in tasks involving visuo-spatial information.

2013

Association of CD8 T cells with depression and anxiety in patients with liver cirrhosis

Ko FY, Tsai SJ, Yang AC, Zhou Y, Xu LM. International journal of psychiatry in medicine45(1):15-29.

Our findings are the first to show that depression and anxiety may be associated with increased levels of CD8 in T-lymphocyte subsets in cirrhosis patients, suggesting that an imbalance of T-lymphocyte subsets may be a factor facilitating depression and anxiety in cirrhotic patients.

Association of altered cardiac autonomic function with psychopathology and metabolic profiles in schizophrenia

Chung MS, Yang AC, Lin YC, Lin CN, Chang FR, … Chiu HJ (9 authors). Psychiatry research210(3):710-5.

These findings may warrant future research in using HRV as objective markers to monitor cardiovascular health and the severity of psychosis in patients with schizophrenia.

Autonomic dysfunction in reversible cerebral vasoconstriction syndromes

Chen SP, Yang AC, Fuh JL, Wang SJ. The journal of headache and pain14(1):94.

This study aimed to assess the autonomic function by analyzing heart rate variability (HRV) in patients with RCVS.

Cognitive and neuropsychiatric correlates of EEG dynamic complexity in patients with Alzheimer's disease

Yang AC, Wang SJ, Lai KL, Tsai CF, Yang CH, … Fuh JL (10 authors). Progress in neuro-psychopharmacology & biological psychiatry47:52-61.

MSE analysis revealed abnormal EEG complexity across short- and long-time scales that were correlated to cognitive and neuropsychiatric assessments.

First authorHigh impact

Complexity of mental illness: a new research dimension

Yang AC, Tsai SJ. Progress in neuro-psychopharmacology & biological psychiatry45:251-2.

Editorial proposing 'complexity' — quantified across behaviour and brain dynamics — as a new research dimension for understanding mental illness.

First authorHigh impact

Complexity of spontaneous BOLD activity in default mode network is correlated with cognitive function in normal male elderly: a multiscale entropy analysis

Yang AC, Huang CC, Yeh HL, Liu ME, Hong CJ, … Tsai SJ (11 authors). Neurobiology of aging34(2):428-38.

Our findings confirmed the hypothesis that complexity of BOLD activity was correlated with aging and cognitive performance based on MSE analysis, and may provide insights on how dynamics of spontaneous brain activity relates to aging and cognitive function in specific brain regions.

First author

Daytime sleepiness: a risk factor for poor social engagement among the elderly

Lee YT, Tsai CF, Ouyang WC, Yang AC, Yang CH, Hwang JP. Psychogeriatrics : the official journal of the Japanese Psychogeriatric Society13(4):213-20.

The aim of this study was to investigate the relationship between social engagement and daytime sleepiness among aged residents of a veterans' housing facility in Taiwan.

Effect of Bcl-2 rs956572 SNP on regional gray matter volumes and cognitive function in elderly males without dementia

Liu ME, Huang CC, Hwang JP, Yang AC, Tu PC, … Tsai SJ (11 authors). Age (Dordrecht, Netherlands)35(2):343-52.

The findings suggest that Bcl-2 rs956572 SNP may modulate cognitive function and regional GM volume in non-demented elderly men, and that this polymorphism may affect language performance through its effect on the right MTG.

Effect of Bcl-2 rs956572 polymorphism on age-related gray matter volume changes

Liu ME, Huang CC, Yang AC, Tu PC, Yeh HL, … Tsai SJ (10 authors). PloS one8(2):e56663.

We found that the volume of these five regions decreased with increasing age (all P<.001).

Effects of age, sex, index admission, and predominant polarity on the seasonality of acute admissions for bipolar disorder: a population-based study

Yang AC, Yang CH, Hong CJ, Liou YJ, Shia BC, … Tsai SJ (8 authors). Chronobiology international30(4):478-85.

These findings highlight the need for research on identification and management of seasonal features in bipolar patients.

First author

Incidence and outcome of newly-diagnosed tuberculosis in schizophrenics: a 12-year, nationwide, retrospective longitudinal study

Kuo SC, Chen YT, Li SY, Lee YT, Yang AC, … Fung CP (10 authors). BMC infectious diseases13:351.

Cox regression revealed age and male gender as risk factors for newly-diagnosed TB.

Interleukin-1 alpha (rs1800587) genetic polymorphism is associated with specific cognitive functions but not depression or loneliness in elderly males without dementia

Wang EH, Hong CJ, Yeh HL, Liou YJ, Yang AC, … Tsai SJ (7 authors). Neuroscience letters556:69-72.

Our data supports that the T allele of IL-1A rs1800587 genetic polymorphism is associated with better cognitive function in the elderly.

Is mental illness complex? From behavior to brain

Yang AC, Tsai SJ. Progress in neuro-psychopharmacology & biological psychiatry45:253-7.

A defining but elusive feature of the human brain is its astonishing complexity.

First authorHigh impact

On-call duty effects on sleep-state physiological stability in male medical interns

Lin YH, Ho YC, Lin SH, Yeh YH, Liu CY, … Yang AC (8 authors). PloS one8(6):e65072.

The ECG-based CPC analysis provides a straightforward means to quantify sleep quality and stability in medical staff performing shift work under stressful conditions.

Senior author

Physiologic and laboratory correlates of depression, anxiety, and poor sleep in liver cirrhosis

Ko FY, Yang AC, Tsai SJ, Zhou Y, Xu LM. BMC gastroenterology13:18.

Increased serum AST and abnormal autonomic nervous activities by HRV analysis were associated with psychological distress in cirrhosis.

Reversible skin rash in a bipolar disorder patient on first use of lithium

Wang EH, Yang AC. Psychiatry and clinical neurosciences67(5):365.

Case report of a reversible skin rash in a bipolar patient on a first-generation antipsychotic, informing drug-safety monitoring.

Senior author

Risk of Parkinson disease after depression: a nationwide population-based study

Shen CC, Tsai SJ, Perng CL, Kuo BI, Yang AC. Neurology81(17):1538-44.

To evaluate the risk of Parkinson disease (PD) among patients with depression by using the Taiwan National Health Insurance Research Database (NHIRD).

Senior authorHigh impact

Sleep apnea and the risk of dementia: a population-based 5-year follow-up study in Taiwan

Chang WP, Liu ME, Chang WC, Yang AC, Ku YC, … Tsai SJ (8 authors). PloS one8(10):e78655.

The SA patients in this study had a 1.70-times greater risk of developing dementia within 5 years of diagnosis compared to non-SA age- and sex-matched patients, after adjusting for other risk factors (95% confidence interval (CI) = 1.26-2.31; P < .01).

Suicide and media reporting: a longitudinal and spatial analysis

Yang AC, Tsai SJ, Yang CH, Shia BC, Fuh JL, … Huang NE (8 authors). Social psychiatry and psychiatric epidemiology48(3):427-35.

This study investigated the association of suicide deaths with suicide news in longitudinal and spatial dimensions.

First author

The effect of cold temperature on increased exacerbation of chronic obstructive pulmonary disease: a nationwide study

Tseng CM, Chen YT, Ou SM, Hsiao YH, Li SY, … Perng DW (9 authors). PloS one8(3):e57066.

This study demonstrated the effect of cold temperatures on the COPD exacerbation rate.

2012

Association of BACE1 Gene Polymorphism with Cerebellar Volume but Not Cognitive Function in Normal Individuals

Tsai A, Huang CC, Yang AC, Liu ME, Tu PC, … Tsai SJ (10 authors). Dementia and geriatric cognitive disorders extra2(1):632-7.

The findings suggest that the BACE1 rs638405 polymorphism may affect cerebellar morphology, but not cognitive function in healthy humans.

Association of CHRNA4 polymorphism with depression and loneliness in elderly males

Tsai SJ, Yeh HL, Hong CJ, Liou YJ, Yang AC, … Hwang JP (7 authors). Genes, brain, and behavior11(2):230-4.

Study findings identified a significant link between the CHRNA4:rs1044396 polymorphism and depression and loneliness in the aged.

Association of MTHFR C677T polymorphism with loneliness but not depression in cognitively normal elderly males

Lan WH, Yang AC, Hwang JP, Hong CJ, Liou YJ, … Tsai SJ (8 authors). Neuroscience letters521(1):88-91.

Our findings suggest that MTHFR C677T polymorphism may be linked more to loneliness than depression in the cognitively normal elderly males, and may be implicated in the pathophysiology of late-life depression in relation to MTHFR genes.

2011

Association of Internet search trends with suicide death in Taipei City, Taiwan, 2004-2009

Yang AC, Tsai SJ, Huang NE, Peng CK. Journal of affective disorders132(1-2):179-84.

Results show that a set of suicide-related search terms, the trends of which either temporally coincided or preceded trends of suicide data, were associated with suicide death.

First author

Brain-derived neurotrophic factor gene Val66Met polymorphism modulates reversible cerebral vasoconstriction syndromes

Chen SP, Fuh JL, Wang SJ, Tsai SJ, Hong CJ, Yang AC. PloS one6(3):e18024.

Our findings link BDNF Val66Met polymorphism with the severity of RCVS for the first time and implicate possible pathogenic mechanisms for vasoconstriction in RCVS.

Senior author

Clustering heart rate dynamics is associated with β-adrenergic receptor polymorphisms: analysis by information-based similarity index

Yang AC, Tsai SJ, Hong CJ, Wang C, Chen TJ, … Peng CK (7 authors). PloS one6(5):e19232.

Our results provide evidence that β(2)-AR polymorphisms are significantly associated with the acceleration/deceleration pattern of heart rate oscillation, reflecting the underlying mode of autonomic nervous system control.

First author

Decomposing the association of completed suicide with air pollution, weather, and unemployment data at different time scales

Yang AC, Tsai SJ, Huang NE. Journal of affective disorders129(1-3):275-81.

This study comprehensively assesses the temporal relationship between suicide and air pollution, weather, and unemployment variables in Taipei City from January 1 1991 to December 31 2008.

First author

Heterozygote advantage of the MTHFR C677T polymorphism on specific cognitive performance in elderly Chinese males without dementia

Tsai SJ, Hong CJ, Yeh HL, Liou YJ, Yang AC, … Hwang JP (7 authors). Dementia and geriatric cognitive disorders32(3):159-63.

These results suggest that a heterozygote advantage exists for the MTHFR C677T polymorphism in specific cognitive functions in elderly Chinese males without dementia.

Myasthenic crisis may mimic antipsychotic-induced extrapyramidal syndromes

Chiu YH, Yang AC, Chern CH, How CK. The Journal of neuropsychiatry and clinical neurosciences23(2):E36-7.

Case report showing myasthenic crisis can mimic antipsychotic-induced extrapyramidal syndromes — an important differential-diagnosis caution.

Polymorphisms in LMNA and near a SERPINA13 gene are not associated with cognitive performance in Chinese elderly males without dementia

Yeh HL, Hou SJ, Yen FC, Hong CJ, Liou YJ, … Tsai SJ (8 authors). Neuroscience letters504(1):32-4.

This study replicated these findings in Chinese elderly males without dementia.

Reduced physiologic complexity is associated with poor sleep in patients with major depression and primary insomnia

Yang AC, Tsai SJ, Yang CH, Kuo CH, Chen TJ, Hong CJ. Journal of affective disorders131(1-3):179-85.

These findings could highlight the importance of treating insomnia as an independent disease rather than a symptom.

First author

Sleep state instabilities in major depressive disorder: Detection and quantification with electrocardiogram-based cardiopulmonary coupling analysis

Yang AC, Yang CH, Hong CJ, Tsai SJ, Kuo CH, … Thomas RJ (9 authors). Psychophysiology48(2):285-91.

Sleep disruption is an important aspect of major depressive disorder but lacks an objective and inexpensive means of assessment.

First author

Temporal associations between weather and headache: analysis by empirical mode decomposition

Yang AC, Fuh JL, Huang NE, Shia BC, Peng CK, Wang SJ. PloS one6(1):e14612.

We found no associations between the raw time series of weather variables and headache incidence.

First author
2010

Association between renal function and cognitive performance in elderly community-dwelling men without dementia

Yang AC, Tsai SJ, Yeh HL, Chen JY, Liou YJ, … Hong CJ (7 authors). Journal of the American Geriatrics Society58(10):2046-8.

Population study linking reduced renal function to poorer cognitive performance in community-dwelling elderly men without dementia.

First author

BDNF Val66Met polymorphism alters sympathovagal balance in healthy subjects

Yang AC, Chen TJ, Tsai SJ, Hong CJ, Kuo CH, … Kao KP (7 authors). American journal of medical genetics. Part B, Neuropsychiatric genetics : the official publication of the International Society of Psychiatric Genetics153B(5):1024-30.

These results suggest that an altered sympathovagal balance with relatively decreased parasympathetic activity is associated with the Met/Met genotype, suggesting a potential role for the studied BDNF polymorphism in modulating cardiac autonomic functions.

First author

Do seasons have an influence on the incidence of depression? The use of an internet search engine query data as a proxy of human affect

Yang AC, Huang NE, Peng CK, Tsai SJ. PloS one5(10):e13728.

Our findings indicate that Internet searches for depression from people in higher latitudes are more vulnerable to seasonal change, whereas this phenomenon is obscured in tropical areas.

First author

Heart rate variability in psychiatric disorders

Yang AC, et al.. Taiwanese Journal of Psychiatry24(2):99-109.

A review introducing the principles and techniques of heart rate variability (HRV) analysis and illustrating how autonomic nervous system dysregulation, measured by HRV, is associated with psychopathology and cardiovascular comorbidity in psychiatric disorders.

First author

Profiling objective sleep quality in a healthy Taiwanese sample using a novel electrocardiogram-based cardiopulmonary coupling analysis

Yang AC, et al.. Taiwanese Journal of Psychiatry24(3):201-211.

Using a validated electrocardiogram-based cardiopulmonary coupling (CPC) analysis in 155 healthy Taiwanese subjects, this study profiles how age and gender affect sleep-related cardiovascular and respiratory dynamics, establishing normative objective sleep-quality references.

First author
2009

Reduced physiological complexity in robust elderly adults with the APOE epsilon4 allele

Cheng D, Tsai SJ, Hong CJ, Yang AC. PloS one4(11):e7733.

A total of 102 robust, non-demented, elderly subjects with normal functions of daily activities participated in this study (97 males and 5 females, aged 79.2+/-4.4 years, range 72-92 years).

Senior author
2008

Association between heart rate variability and cognitive function in elderly community-dwelling men without dementia: a preliminary report

Yang AC, Tsai SJ, Hong CJ, Yang CH, Hsieh CH, Liu ME. Journal of the American Geriatrics Society56(5):958-60.

Early study associating greater heart-rate-variability complexity with better cognitive function in non-demented elderly men, linking autonomic and brain health.

First author
2007

Statistical physics approach to categorize biologic signals: from heart rate dynamics to DNA sequences

Peng CK, Yang AC, Goldberger AL. Chaos (Woodbury, N.Y.)17(1):015115.

We recently proposed a novel approach to categorize information carried by symbolic sequences based on their usage of repetitive patterns.

2005

Genomic classification using an information-based similarity index: application to the SARS coronavirus

Yang AC, Goldberger AL, Peng CK. Journal of computational biology : a journal of computational molecular cell biology12(8):1103-16.

The information based similarity index provides a new tool to measure the similarity between datasets based on their information content and may have a wide range of applications in the large-scale analysis of genomic databases.

First author
2004

Multimodal pressure-flow method to assess dynamics of cerebral autoregulation in stroke and hypertension

Novak V, Yang AC, Lepicovsky L, Goldberger AL, Lipsitz LA, Peng CK. Biomedical engineering online3(1):39.

This study evaluated the effects of stroke on regulation of cerebral blood flow in response to fluctuations in systemic blood pressure (BP).

Reply to Comment on 'Linguistic analysis of the human heartbeat using frequency and rank order statistics'

Yang AC, Hseu SS, Yien HW, Goldberger AL, Peng CK. Physical Review Letters93.

Reply defending the information-based dissimilarity index for heartbeat dynamics, clarifying that it captures structure beyond conventional mean/variance statistics of heart rate.

First authorHigh impact
2003

Information categorization approach to literary authorship disputes

Yang AC, Peng CK, Yien HW, Goldberger AL. Physica A: Statistical Mechanics and its Applications329(3-4):473-483.

An information-based similarity index, derived from symbolic-dynamics methods used for physiologic signals, is applied to resolve disputed literary authorship by quantifying the statistical structure of texts.

First author

Linguistic analysis of the human heartbeat using frequency and rank order statistics

Yang AC, Hseu SS, Yien HW, Goldberger AL, Peng CK. Physical review letters90(10):108103.

Complex physiologic signals may carry unique dynamical signatures that are related to their underlying mechanisms.

First authorHigh impact
2002

Simulating healthy human heart rate: a Markovian model

Yang AC, Chang CH, Hseu SS, Yien HW. Computers in Cardiology29:229-232.

A Markovian model that simulates healthy human heart-rate dynamics by mapping interbeat-interval changes to binary symbols, reproducing short- and long-term fluctuations, circadian rhythm, and heart-rate variability during REM sleep.

First author
2001

Prediction of paroxysmal atrial fibrillation by footprint analysis

Yang AC, Yien HW. Computers in Cardiology28:401-404.

A symbolic-dynamics 'footprint' algorithm applied to single-channel ECG to predict the onset of paroxysmal atrial fibrillation, providing a fully automatic prediction tool based on RR-interval mapping.

First author