Affiliation: Stanford University
- L-dopa impairs learning, but spares generalization, in Parkinson's diseaseDaphna Shohamy
Department of Psychology, Stanford University, Jordan Hall, Bldg 420, Stanford, CA 94305, USA
Neuropsychologia 44:774-84. 2006....
- The role of dopamine in cognitive sequence learning: evidence from Parkinson's diseaseDaphna Shohamy
Center for Molecular and Behavioral Neuroscience, Rutgers University, 197 University Avenue, Newark, NJ, USA
Behav Brain Res 156:191-9. 2005..This last result raises questions regarding the mechanisms by which midbrain dopamine modulates learning in Parkinson's disease, and how L-dopa affects these processes...
- Role of the basal ganglia in category learning: how do patients with Parkinson's disease learn?D Shohamy
Center for Molecular and Behavioral Neuroscience, Rutgers, The State University of New Jersey, NJ, USA
Behav Neurosci 118:676-86. 2004..In contrast, the majority of individuals with Parkinson's disease continued to rely on simple single-cue learning strategies throughout the experiment...
- Basal ganglia and dopamine contributions to probabilistic category learningD Shohamy
Department of Psychology, 386 Schermerhorn Hall, Columbia University, New York, NY 10027, USA
Neurosci Biobehav Rev 32:219-36. 2008....
- Cortico-striatal contributions to feedback-based learning: converging data from neuroimaging and neuropsychologyD Shohamy
Center for Molecular and Behavioral Neuroscience, Rutgers University, Newark, NJ, USA
Brain 127:851-9. 2004..These findings also link between learning impairments in Parkinson's disease and the physiological and computational evidence for the role of midbrain dopaminergic systems in feedback processing...
- Dissociating entorhinal and hippocampal involvement in latent inhibitionD Shohamy
Center for Molecular and Behavioral Neuroscience, Rutgers, The State University of New Jersey, Newark 07102, USA
Behav Neurosci 114:867-74. 2000..In contrast, hippocampal-lesioned animals showed normal (slowed) learning...
- Dissociating medial temporal and basal ganglia memory systems with a latent learning taskCatherine E Myers
Memory Disorders Project, Department of Psychology, Rutgers University Newark, 101 Warren Street, Newark, NJ 07102, USA
Neuropsychologia 41:1919-28. 2003..Our findings point to distinct and dissociable contributions of medial temporal lobe and basal ganglia structures to learning and memory...
- Integrating memories in the human brain: hippocampal-midbrain encoding of overlapping eventsDaphna Shohamy
Department of Psychology, Stanford University, Stanford, CA 94305 2130, USA
Neuron 60:378-89. 2008..Hippocampal-midbrain interactions support the dynamic integration of experiences, providing a powerful mechanism for building a rich associative history that extends beyond individual events...
- Distinct hippocampal and basal ganglia contributions to probabilistic learning and reversalDaphna Shohamy
Department of Psychology, Columbia University, New York, NY 10027, USA
J Cogn Neurosci 21:1821-33. 2009....
- Dissociating hippocampal versus basal ganglia contributions to learning and transferCatherine E Myers
Rutgers University Newark, University Avenue, Newark, NJ 07102, USA
J Cogn Neurosci 15:185-93. 2003..This finding has implications for understanding the distinct contributions of the medial temporal lobe and basal ganglia to learning and memory...
- How do people solve the "weather prediction" task?: individual variability in strategies for probabilistic category learningMark A Gluck
Center for Molecular and Behavioral Neuroscience, Rutgers University, Newark, New Jersey 07102, USA
Learn Mem 9:408-18. 2002..This variability in how subjects approach this task may have important implications for interpreting how different brain regions are involved in probabilistic category learning...
- Learning and generalization in schizophrenia: effects of disease and antipsychotic drug treatmentDaphna Shohamy
Department of Psychology, Columbia University, New York, New York 10027, USA
Biol Psychiatry 67:926-32. 2010..We specifically focus on memory generalization--the ability to flexibly generalize memories in novel situations...
- Cognitive sequence learning in Parkinson's disease and amnestic mild cognitive impairment: Dissociation between sequential and non-sequential learning of associationsHelga Nagy
University of Szeged, Department of Neurology, Szeged, Hungary
Neuropsychologia 45:1386-92. 2007..In contrast, MTL dysfunctions may result in a non-sequential learning of associations, which may indicate a loss of contextual information...
- Stimulus-response learning in long-term cocaine users: acquired equivalence and probabilistic category learningNehal P Vadhan
Columbia University, New York, NY 10027 6902, USA
Drug Alcohol Depend 93:155-62. 2008..The purpose of this study was to examine stimulus-response (S-R) learning in active cocaine users...
- Impaired probabilistic category learning in hypoxic subjects with hippocampal damageRamona O Hopkins
Psychology Department and Neuroscience Center, Brigham Young University, Provo, UT, USA
Neuropsychologia 42:524-35. 2004..These results may suggest a qualification of the generally held conclusion that amnesic patients are not impaired at probabilistic category learning: at least under some circumstances, amnesic patients show an early and lasting deficit...
- Strategies in probabilistic categorization: results from a new way of analyzing performanceMartijn Meeter
Department of Cognitive Psychology, Vrije Universiteit Amsterdam, 1081 BT Amsterdam, The Netherlands
Learn Mem 13:230-9. 2006....
- Hippocampal function, declarative memory, and schizophrenia: anatomic and functional neuroimaging considerationsAlison R Preston
Psychology Department, Stanford University, Jordan Hall, Building 420, Stanford, CA 94305 2130, USA
Curr Neurol Neurosci Rep 5:249-56. 2005