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Title: Metabolism of aspirin and procaine in mice pretreated with O-4-nitrophenyl methyl(phenyl)phosphinate or O-4-nitrophenyl diphenylphosphinate

Abstract

Concentrations of (carboxyl-/sup 14/C)procaine in blood of mice were increased threefold for 27 min by exposure to O-4-nitrophenyl diphenylphosphinate 2 hr prior to (carboxyl-/sup 14/C)procaine injection ip, while there was no effect of O-4-nitrophenyl methyl(phenyl)phosphinate pretreatment. There was no effect of either organophosphinate on the primary hydrolysis of (acetyl-l-/sup 14/C)aspirin when assessed by the expiration of (/sup 14/C)carbon dioxide; however, O-4-nitrophenyl diphenylphosphinate pretreatment produced transient increases in blood concentrations of both (carboxyl-/sup 14/C)aspirin and (carboxyl-/sup 14/C)salicylic acid following administration of (carboxyl-/sup 14/C)aspirin. Liver carboxylesterase activity in O-4-nitrophenyl diphenylphosphinate pretreated mice was 11% of control activity. These results indicate the potential for drug interaction with O-4-nitrophenyl diphenylphosphinate but not with O-4-nitrophenyl methyl(phenyl)phosphinate. It appears that liver carboxylesterase activity has a minor role in hydrolysis of aspirin in vivo, but may be more important in procaine metabolism.

Authors:
;
Publication Date:
OSTI Identifier:
5116773
Resource Type:
Journal Article
Journal Name:
Toxicol. Appl. Pharmacol.; (United States)
Additional Journal Information:
Journal Volume: 3
Country of Publication:
United States
Language:
English
Subject:
63 RADIATION, THERMAL, AND OTHER ENVIRON. POLLUTANT EFFECTS ON LIVING ORGS. AND BIOL. MAT.; 59 BASIC BIOLOGICAL SCIENCES; ACETYLSALICYLIC ACID; METABOLISM; NITRO COMPOUNDS; PROCAINE; CARBON 14 COMPOUNDS; HYDROLYSIS; LIVER; MICE; TRACER TECHNIQUES; ANALGESICS; ANESTHETICS; ANIMALS; ANTIPYRETICS; BODY; CARBOXYLIC ACIDS; CENTRAL NERVOUS SYSTEM DEPRESSANTS; CHEMICAL REACTIONS; DECOMPOSITION; DIGESTIVE SYSTEM; DRUGS; GLANDS; HYDROXY ACIDS; ISOTOPE APPLICATIONS; LABELLED COMPOUNDS; LYSIS; MAMMALS; ORGANIC ACIDS; ORGANIC COMPOUNDS; ORGANIC NITROGEN COMPOUNDS; ORGANS; RODENTS; SOLVOLYSIS; VERTEBRATES; 560305* - Chemicals Metabolism & Toxicology- Vertebrates- (-1987); 550501 - Metabolism- Tracer Techniques

Citation Formats

Joly, J M, and Brown, T M. Metabolism of aspirin and procaine in mice pretreated with O-4-nitrophenyl methyl(phenyl)phosphinate or O-4-nitrophenyl diphenylphosphinate. United States: N. p., 1986. Web. doi:10.1016/0041-008X(86)90257-7.
Joly, J M, & Brown, T M. Metabolism of aspirin and procaine in mice pretreated with O-4-nitrophenyl methyl(phenyl)phosphinate or O-4-nitrophenyl diphenylphosphinate. United States. https://doi.org/10.1016/0041-008X(86)90257-7
Joly, J M, and Brown, T M. 1986. "Metabolism of aspirin and procaine in mice pretreated with O-4-nitrophenyl methyl(phenyl)phosphinate or O-4-nitrophenyl diphenylphosphinate". United States. https://doi.org/10.1016/0041-008X(86)90257-7.
@article{osti_5116773,
title = {Metabolism of aspirin and procaine in mice pretreated with O-4-nitrophenyl methyl(phenyl)phosphinate or O-4-nitrophenyl diphenylphosphinate},
author = {Joly, J M and Brown, T M},
abstractNote = {Concentrations of (carboxyl-/sup 14/C)procaine in blood of mice were increased threefold for 27 min by exposure to O-4-nitrophenyl diphenylphosphinate 2 hr prior to (carboxyl-/sup 14/C)procaine injection ip, while there was no effect of O-4-nitrophenyl methyl(phenyl)phosphinate pretreatment. There was no effect of either organophosphinate on the primary hydrolysis of (acetyl-l-/sup 14/C)aspirin when assessed by the expiration of (/sup 14/C)carbon dioxide; however, O-4-nitrophenyl diphenylphosphinate pretreatment produced transient increases in blood concentrations of both (carboxyl-/sup 14/C)aspirin and (carboxyl-/sup 14/C)salicylic acid following administration of (carboxyl-/sup 14/C)aspirin. Liver carboxylesterase activity in O-4-nitrophenyl diphenylphosphinate pretreated mice was 11% of control activity. These results indicate the potential for drug interaction with O-4-nitrophenyl diphenylphosphinate but not with O-4-nitrophenyl methyl(phenyl)phosphinate. It appears that liver carboxylesterase activity has a minor role in hydrolysis of aspirin in vivo, but may be more important in procaine metabolism.},
doi = {10.1016/0041-008X(86)90257-7},
url = {https://www.osti.gov/biblio/5116773}, journal = {Toxicol. Appl. Pharmacol.; (United States)},
number = ,
volume = 3,
place = {United States},
year = {Tue Jul 01 00:00:00 EDT 1986},
month = {Tue Jul 01 00:00:00 EDT 1986}
}