Gene/Protein Disease Symptom Drug Enzyme Compound
Pivot Concepts:   Target Concepts:
Query: EC:3.4.16.2 (PCP)
3,761 document(s) hit in 31,850,051 MEDLINE articles (0.00 seconds)

The metabolism of 1-(1-phenylcyclohexyl)-piperidine (phencyclidine or PCP) by liver preparations from cat, monkey, rabbit and rat has been studied. 4-Phenyl-4-piperidinocyclohexanol (I), 1-1-phenylcyclohexyl-4-hydroxy-piperidine (II), N-(5-hydroxypentyl)-1-phenylcyclohexylamine (IX) and 5-(1-phenylcyclohexylamino)-valeric acid (X) were found in all species, but liver preparations of rat and rabbit were much more active than those of cat or monkey in metabolizing PCP. Only rabbit produced 4-(4'-hydroxypiperidino)-4-phenylcyclohexanol (III) in amounts detectable by g.l.c. Mass balance calculations of PCP, I, II, III, IX and X in the cat, monkey and rat indicate that other metabolic pathways not measured in this study are operative.
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PMID:Species differences in the in vitro metabolism of phencyclidine. 647 6

A GLC assay for phencyclidine (PCP) is described, which also simultaneously measures three primary hydroxylated metabolites formed from incubating PCP in tissue homogenates. Using the FID detector, the limits of reliable detection of PCP and both monohydroxy metabolites, 4-phenyl-4-piperidino-cyclohexanol, 2, and 1-(1-phenylcyclohexyl)-4-hydroxypiperidine, 3, are 0.02 mumol per injection and 0.05 mumol for the dihydroxy metabolite, 4-(4'-hydroxypiperidino)-4-phenylcyclohexanol, 2A. Baseline separation of an compounds was achieved and coefficients of variation (between-run) was 3-6% for PCP, and both monohydroxy metabolites, and 12% for the dihydroxy metabolite. A GCMS assay is also reported herein for the analysis of PCP at low levels, and can detect 5 pmol per injection of PCP, with a linear standard curve from 50 to 2000 pmol.
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PMID:A gas-liquid chromatography assay for phencyclidine and its metabolites. 720 59