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Poornima Kumar
Poornima Kumar
Harvard Medical School
Verified email at mclean.harvard.edu
Title
Cited by
Cited by
Year
Expected value and prediction error abnormalities in depression and schizophrenia
VB Gradin, P Kumar, G Waiter, T Ahearn, C Stickle, M Milders, I Reid, ...
Brain 134 (6), 1751-1764, 2011
4862011
Abnormal temporal difference reward-learning signals in major depression
P Kumar, G Waiter, T Ahearn, M Milders, I Reid, JD Steele
Brain 131 (8), 2084-2093, 2008
4292008
Blunted response to feedback information in depressive illness
JD Steele, P Kumar, KP Ebmeier
Brain 130 (9), 2367-2374, 2007
3132007
Reinforcement learning models and their neural correlates: An activation likelihood estimation meta-analysis
HW Chase, P Kumar, SB Eickhoff, AY Dombrovski
Cognitive, affective, & behavioral neuroscience 15, 435-459, 2015
1932015
The insular cortex and the neuroanatomy of major depression
R Sprengelmeyer, JD Steele, B Mwangi, P Kumar, D Christmas, M Milders, ...
Journal of affective disorders 133 (1-2), 120-127, 2011
1872011
Impaired reward prediction error encoding and striatal-midbrain connectivity in depression
P Kumar, F Goer, L Murray, DG Dillon, ML Beltzer, AL Cohen, NH Brooks, ...
Neuropsychopharmacology 43 (7), 1581-1588, 2018
1662018
Differential effects of acute stress on anticipatory and consummatory phases of reward processing
P Kumar, LH Berghorst, LD Nickerson, SJ Dutra, FK Goer, DN Greve, ...
Neuroscience 266, 1-12, 2014
1552014
Microstructural brain abnormalities in medication-free patients with major depressive disorder: a systematic review and meta-analysis of diffusion tensor imaging
J Jiang, YJ Zhao, XY Hu, MY Du, ZQ Chen, M Wu, KM Li, HY Zhu, ...
Journal of Psychiatry and Neuroscience 42 (3), 150-163, 2017
1462017
Brain mechanisms mediating effects of stress on reward sensitivity
M Ironside, P Kumar, MS Kang, DA Pizzagalli
Current opinion in behavioral sciences 22, 106-113, 2018
892018
Increased neural response to social rejection in major depression
P Kumar, GD Waiter, M Dubois, M Milders, I Reid, JD Steele
Depression and anxiety 34 (11), 1049-1056, 2017
852017
Neural correlates during working memory processing in major depressive disorder
XL Wang, MY Du, TL Chen, ZQ Chen, XQ Huang, Y Luo, YJ Zhao, ...
Progress in neuro-psychopharmacology and biological psychiatry 56, 101-108, 2015
812015
Dissociable cortico-striatal connectivity abnormalities in major depression in response to monetary gains and penalties
R Admon, LD Nickerson, DG Dillon, AJ Holmes, R Bogdan, P Kumar, ...
Psychological Medicine 45 (1), 121-131, 2015
752015
Assessment of striatal dopamine transporter binding in individuals with major depressive disorder: in vivo positron emission tomography and postmortem evidence
DA Pizzagalli, S Berretta, D Wooten, F Goer, KT Pilobello, P Kumar, ...
JAMA psychiatry 76 (8), 854-861, 2019
742019
Social support and clinical improvement in COVID-19 positive patients in China
X Yang, X Yang, P Kumar, B Cao, X Ma, T Li
Nursing outlook 68 (6), 830-837, 2020
652020
Neuroanatomical prediction of anhedonia in adolescents
RP Auerbach, A Pisoni, E Bondy, P Kumar, JG Stewart, A Yendiki, ...
Neuropsychopharmacology 42 (10), 2087-2095, 2017
532017
Abnormal neural responses to social exclusion in schizophrenia
VB Gradin, G Waiter, P Kumar, C Stickle, M Milders, K Matthews, I Reid, ...
Public Library of Science 7 (8), e42608, 2012
502012
Frontostriatal and dopamine markers of individual differences in reinforcement learning: a multi-modal investigation
RH Kaiser, MT Treadway, DW Wooten, P Kumar, F Goer, L Murray, ...
Cerebral Cortex 28 (12), 4281-4290, 2018
482018
Fear extinction recall modulates human frontomedial theta and amygdala activity
MFJ Sperl, C Panitz, IM Rosso, DG Dillon, P Kumar, A Hermann, ...
Cerebral cortex 29 (2), 701-715, 2019
422019
Perceived chronic stress exposure modulates reward-related medial prefrontal cortex responses to acute stress in depression
P Kumar, GM Slavich, LH Berghorst, MT Treadway, NH Brooks, SJ Dutra, ...
Journal of Affective Disorders, 2015
422015
Striatal hypofunction as a neural correlate of mood alterations in chronic pain patients
M Kim, I Mawla, DS Albrecht, R Admon, A Torrado-Carvajal, C Bergan, ...
Neuroimage 211, 116656, 2020
372020
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