In Press

Thakkar, K.N., Antinori, A., Carter, O., Brascamp, J.W. (in press) Altered short-term synaptic plasticity related to schizotypal traits: evidence from visual adaptation. Schizophrenia Research. PDF

2018

Thakkar, K.N., Brascamp, J.W., Ghermezi, L., Fifer, K., Schall, J.D., Park, S. (2018) Reduced pupil diation during action preparation in schizophrenia. International Journal of Psychophysiology, 128: 111-118. PDF

Yao, B., Mueller, S., Grove, T., McLaughlin, M., Thakkar, K.N., Ringold, V., McInnis, M., Taylor, S., Deldin, P., Tso, I. (2018) Eye Gaze Perception in Bipolar Disorder: Self-referential Bias but Intact Perceptual Sensitivity. Bipolar Disorders, 20: 60-69. PDF

2017

Thakkar, K.N., Diwadkar, V., Rolfs, M. (2017) Oculomotor prediction: a window into the psychotic mind. Trends in Cognitive Sciences, 21:344-356. PDF

Thakkar, K.N., Rösler, L., Wijnen, J.P., Boer, V.O., Klomp, D.W.J., Cahn, W., Kahn, R.S., Neggers, S.F.W. (2017) 7T proton magnetic resonance spectroscopy of GABA, glutamate, and glutamine in schizophrenia reveals altered metabolite concentrations in patients and unaffected relatives. Biological Psychiatry, 81:525-535.  PDF

2016

Zerr, P., Thakkar, K.N., Uzunbajakau, S., Van der Stigchel, S. (2016) Error compensation in random vector double step saccades with and without global adaptation. Vision Research, 127:141-151. PDF

Thakkar, K.N, van den Heiligenberg, F.M.Z., Kahn, R.S., Neggers, S.F.W. (2016) Cortico-striatal white matter structure predicts latencies of saccade execution and redirection. Human Brain Mapping, 37: 2811-2822.  PDF

Asscheman, S.J., Thakkar, K.N., Neggers, S.F.W. (2016) Changes in effective connectivity of the superior parietal lobe during inhibition and redirection of eye movements. Journal of Experimental Neuroscience, 9(Suppl 1): 27-40.  PDF

2015

Thakkar, K.N., Schall, J.D., Heckers, S., Park, S. (2015) Disrupted saccadic corollary discharge in schizophrenia. Journal of Neuroscience, 35(27): 9935-9945. PDF

Rösler, L., Rolfs, M., van der Stigchel, S., Neggers, S.F.W., Cahn, W., Kahn, R.S, Thakkar, K.N. (2015) Failure to use corollary discharge to remap visual target locations is associated with psychotic symptom severity in schizophrenia. Journal of Neurophysiology, 114: 129-1136. PDF

Thakkar, K.N., Schall, J.D., Logan, G.D., Park, S. (2015) Response inhibition and response monitoring in a saccadic double-step task in schizophrenia. Brain and Cognition, 95: 90-98. PDF

Thakkar, K.N., Schall, J.D., Logan, G.D., Park, S. (2015) Cognitive control of gaze in bipolar disorder and schizophrenia. Psychiatry Research, 225: 254-262. PDF

2014

Thakkar, K.N., van den Heiligenberg, F. Kahn, R.S., Neggers, S.F.W. (2014) Fronto-striatal contributions to reactive control of gaze. Journal of Neuroscience, 34(26): 8918-8929. PDF

Thakkar, K.N., Peterman, J.S., Park, S. (2014) Altered brain activation during action imitation and observation in schizophrenia: a translational approach for studying social dysfunction. American Journal of Psychiatry, 171(5): 539-548. PDF

Thakkar, K.N., Congdon, E., Poldrack, R.A., Sabb, F.W., London, E.D., Cannon, T.D., Bilder, R.M. (2014) Women are more sensitive than men to prior trial events on the stop signal task. British Journal of Psychology, 105(2):254-72. PDF

Matthews, N., Collins, K., Thakkar, K.N., Park, S. (2014) Visuospatial imagery and working memory in schizophrenia. Cognitive Neuropsychiatry, 19(1): 17-35. PDF

2012

Thakkar, K.N., Park, S. (2012) Impaired passive maintenance and spared manipulation of internal representations in patients with schizophrenia. Schizophrenia Bulletin, 38(4): 787-795. PDF

2011

Thakkar, K.N., Nichols, H.S., McIntosh, L.G., Park, S. (2011) Disturbances in body ownership in patients with schizophrenia: evidence from the rubber hand illusion and case study of a spontaneous out-of-body experience. PLoS ONE, 6(10): e27089. PDF

Roffman, J.L., Brohawn, D.G., Friedman, J.S., Dyckman, K.A., Thakkar, K.N., Agam, Y., Vangel, M.G., Goff, D.C., Manoach, D.S. (2011) MTHFR 677C>T effects on anterior cingulate structure and function during response monitoring in schizophrenia: a preliminary study. Brain Imaging and Behavior, 5(1): 65-75. PDF

Thakkar, K.N., Schall, J.D., Boucher, L., Logan, G.D., Park, S. (2011) Response inhibition and response monitoring in a saccadic countermanding task in schizophrenia. Biological Psychiatry, 69: 55-62. PDF

2010

Thakkar, K.N., & Park, S. (2010) Empathy, schizotypy, and spatial transformations. Cognitive Neuropsychiatry, 15: 477-500. PDF

Manoach, D.S., Thakkar, K.N., Stroynowski, E., Ely, A., McKinley, S.K., Djonlagic, I., Vangel,M.G., Goff, D.C., Stickgold, R.S. (2010). Reduced overnight consolidation of procedural learning in chronic medicated schizophrenia is related to specific sleep stages. Journal of Psychiatric Research, 44: 112-120. PDF

Commentary
Park, S. & Thakkar, K.N. (2010) “Splitting of the mind” revisited: recent neuroimaging evidence for functional dysconnection in schizophrenia. American Journal of Psychiatry, 167: 366-368. PDF

2009

Thakkar, K.N., Brugger, P., Park, S. (2009). Exploring empathic space: correlates of perspective transformation ability and biases in spatial attention. PLoS ONE, 4(6): e5864. PDF

2008

Thakkar, K.N., Polli, F.E., Joseph, R.M., Tuch, D.S., Hadjikhani, N., Barton, J.J.S., Manoach, D.S. (2008). Abnormal response monitoring, repetitive behavior, and decreased microstructural integrity of white matter underlying anterior cingulate cortex in autism spectrum disorders. Brain, 131: 2464-78. PDF

Polli, F.E., Barton, J.J.S., Thakkar, K.N., Cain, M.S., Goff, D.C., Rauch, S.L., Manoach, D.S. (2008) Reduced error-related activation in two anterior cingulate circuits is related toimpaired performance in schizophrenia. Brain, 131(4): 971-86. PDF

Barton, J.J.S., Pandita, M.,Thakkar, K.N., Goff, D.C., Manoach, D.S. (2008) The relation between antisaccade errors, fixation stability and prosaccade errors in schizophrenia. Experimental Brain Research, 186(2):273-82. PDF

Commentary
Thakkar, K.N., Matthews, N., Park, S. (2008) A complete theory of psychosis and autism as diametric disorders of the social brain must consider full range of clinical syndromes. Behavioral and Brain Sciences, 31(3): 277-278. PDF

2007 and earlier

Manoach, D.S., Ketwaroo, G.A., Polli, F.E., Thakkar, K.N., Barton, J.J.S., Goff, D.C., Vangel, M., Tuch, D.S. (2007). The association of reduced microstructural integrity of the anterior cingulum bundle is associated with increased saccadic latency in schizophrenia. Neuroimage, 37(2):599-610. PDF

Manoach, D.S., Thakkar, K.N., Cain, M.S., Polli, F.E., Edelman, J., Barton, J.J.S. (2007). Neural activity is modulated by trial history: An fMRI study of the effects of a prior antisaccade. Journal of Neuroscience, 27(7): 1791-1798. PDF

Polli, F.E., Barton, J.J.S., Cain, M.S., Thakkar, K.N. Rauch, S.L., Manoach, D.S (2005). Rostral and dorsal anterior cingulate cortex make dissociable contributions during antisaccade error commission. Proceedings of the National Academy of Sciences, 102(43): 15700-5. PDF