Sensitivity of lymphocytes from vulcanizers to the in vitro induction of sister chromatid exchanges.
Author(s) -
Francesca Degrassi,
R. De Salvia,
Mario Fiore,
R. Ricordy,
C. Tanzarella,
Roberto Benigni,
F. Palitti
Publication year - 1993
Publication title -
environmental health perspectives
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 2.257
H-Index - 282
eISSN - 1552-9924
pISSN - 0091-6765
DOI - 10.1289/ehp.93101s397
Subject(s) - sister chromatids , sister chromatid exchange , mitomycin c , in vitro , genetics , biology , chromatid , mutagen , toxicology , immunology , carcinogen , chromosome , gene
Spontaneous frequencies of sister chromatid exchanges (SCEs) and SCEs induced in vitro by chemicals with different mechanisms of action such as mitomycin C, 4-nitroquinoline oxide, and 3-aminobenzamide were examined in phytohemagglutinin-stimulated peripheral blood lymphocytes from a group of workers in a rubber plant and a control group, both of which had been analyzed for levels of spontaneous SCEs 2 years earlier. An interindividual variability in the induction of SCEs was found after in vitro treatments with the different mutagens, which did not correlate with occupational exposure. This variability in the sensitivity to the induction of SCEs might be correlated to genetic differences among individuals, which have to be taken into account in environmental monitoring programs.
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