Laurence P. Karper

Interactive effects of subanesthetic ketamine and haloperidol in healthy humans

John Krystal, Deepak Cyril D’Souza, Laurence P. Karper et al. · Psychopharmacology · 1999 · 243 citations

Neurophysiology, Medicine, Anesthetic Mechanism +7

Dissociation of ketamine effects on rule acquisition and rule implementation: possible relevance to NMDA receptor contributions to executive cognitive functions

John H. Krystal, Alexandre Bennett, Danielle Abi‐Saab et al. · Biological Psychiatry · 2000 · 180 citations · Full text

Neuropsychological Functioning, Neuropsychology, Cognitive Science +13

IV glycine and oral d-cycloserine effects on plasma and CSF amino acids in healthy humans

Deepak Cyril D’Souza, Roberto Gil, K. Cassello et al. · Biological Psychiatry · 2000 · 109 citations

Healthy Humans, Csf Amino Acids, Medicine +8

Absence of behavioral sensitization in healthy human subjects following repeated exposure to ketamine

Hyun Sang Cho, Deepak Cyril D’Souza, Ralitza Gueorguieva et al. · Psychopharmacology · 2005 · 35 citations

Psychoneuroimmunology, Allergy, Psychiatry +8

Clinical significance of neurological soft signs in schizophrenia: Factor analysis of the Neurological Evaluation Scale

R. Andrew Sewell, Edward Perry, Laurence P. Karper et al. · Schizophrenia Research · 2010 · 33 citations

Neuropsychology, Neurological Soft Signs, Psychiatric Evaluation +17