2002
Ritanserin antagonism of m-chlorophenylpiperazine effects in neuroleptic-free schizophrenics patients: support for serotonin-2 receptor modulation of schizophrenia symptoms
Abi-Saab W, Seibyl JP, D'Souza C, Karper LP, Gueorgueva R, Abi-Dargham A, Wong ML, Rajhans S, Erdos JP, Heninger GR, Charney DS, Krystal JH. Ritanserin antagonism of m-chlorophenylpiperazine effects in neuroleptic-free schizophrenics patients: support for serotonin-2 receptor modulation of schizophrenia symptoms. Psychopharmacology 2002, 162: 55-62. PMID: 12107618, DOI: 10.1007/s00213-002-1057-7.Peer-Reviewed Original ResearchConceptsReceptor antagonismSchizophrenic patientsNeuroleptic-free schizophrenic patientsBrief Psychiatric Rating ScaleDouble-blind conditionsPsychiatric Rating ScaleTest dayRitanserin pretreatmentIntravenous infusionReceptor modulationAntipsychotic activityMale inpatientsReceptor stimulationPlasma prolactinCortisol levelsSchizoaffective disorderSchizophrenia symptomsPositive symptomsNegative symptomsRandomized orderPatientsRating ScaleBehavioral activationSymptomsRitanserin
1991
Effects of ritanserin on the behavioral, neuroendocrine, and cardiovascular responses to meta-chlorophenylpiperazine in healthy human subjects
Seibyl J, Krystal J, Price L, Woods S, D'Amico C, Heninger G, Charney D. Effects of ritanserin on the behavioral, neuroendocrine, and cardiovascular responses to meta-chlorophenylpiperazine in healthy human subjects. Psychiatry Research 1991, 38: 227-236. PMID: 1754635, DOI: 10.1016/0165-1781(91)90013-f.Peer-Reviewed Original ResearchConceptsGrowth hormone responseEffects of ritanserinHealthy male subjectsHealthy human subjectsSelf-rated anxietyMCPP infusionAgonist mCPPCardiovascular effectsHT2 receptorCardiovascular responsesNeuroendocrine responsesRitanserinHormone responseMale subjectsCortisol elevationBehavioral responsesHuman subjectsMCPPSubjectsResponsePlaceboPremedicationChlorophenylpiperazineInfusionAntagonist