|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
|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
|Blunted response to feedback information in depressive illness|
JD Steele, P Kumar, KP Ebmeier
Brain 130 (9), 2367-2374, 2007
|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
|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 (2), 435-459, 2015
|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
|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 & neuroscience: JPN 42 (3), 150, 2017
|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
|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, 2015
|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
|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
|Abnormal neural responses to social exclusion in schizophrenia|
VB Gradin, G Waiter, P Kumar, C Stickle, M Milders, K Matthews, I Reid, ...
PloS one 7 (8), e42608, 2012
|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
|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
|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
|Neuroanatomical prediction of anhedonia in adolescents|
RP Auerbach, A Pisoni, E Bondy, P Kumar, JG Stewart, A Yendiki, ...
Neuropsychopharmacology 42 (10), 2087-2095, 2017
|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
|From laboratory to life: associating brain reward processing with real-life motivated behaviour and symptoms of depression in non-help-seeking young adults|
JM Bakker, L Goossens, P Kumar, IMJ Lange, S Michielse, K Schruers, ...
Psychological medicine 49 (14), 2441-2451, 2019
|Stress and reward processing in bipolar disorder: a functional magnetic resonance imaging study|
LH Berghorst, P Kumar, DN Greve, T Deckersbach, D Ongur, SJ Dutra, ...
Bipolar disorders 18 (7), 602-611, 2016
|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