Sensitive gas chromatographic methods for the determination of vinyl epoxide synthetase activity using trichloroethylene as a model substrate.
Malvoisin, E.;Rollmann, Bruno;Lhoëst, Georges;Roberfroid, Marcel;Mercier, Michel
(1978) Journal of Chromatography A — Vol. 150, n° 2, p. 345-354 (1978)
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Authors
Malvoisin, E.
Author
Rollmann, BrunoUCLouvain
Author
Lhoëst, GeorgesUCLouvain
Author
Roberfroid, MarcelUCLouvain
Author
Mercier, MichelUCLouvain
Author
Abstract
Two specific and very sensitive methods for the determination of vinyl epoxide synthetase activity in liver microsomes are described. Trichloroethylene, which is used as a substrate, is converted into trichloroethylene oxide by a hepatic epoxide synthetase. Chloral hydrate, the final rearrangement product of trichloroethylene oxide, is determined by electron-capture gas chromatography, either after derivatization with pentafluorophenylhydrazine or after its conversion into chloroform under alkaline conditions. The kinetic parameters of the epoxidation reaction were determined on rat hepatic microsomal suspensions.
Malvoisin, E., Rollmann, B., Lhoëst, G., Roberfroid, M., & Mercier, M. (1978). Sensitive gas chromatographic methods for the determination of vinyl epoxide synthetase activity using trichloroethylene as a model substrate. Journal of Chromatography A, 150(2), 345-354. https://hdl.handle.net/2078.5/70106 (Original work published 1978)