m-Xylene inhalation destroys cytochrome
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Eivor Elovaara; Antti Zitting; Juha Nickels; Antero Aitio
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Article
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1987
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Springer-Verlag
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English
β 915 KB
Rats were exposed to 0, 75, 150 or 300 ppm (1 ppm = 1 cm3/m3 = 4.35 mg/m3) m-xylene for 24 h and then killed. In the lungs, the cytochrome P-450 decreased to 45, 13 and 20% of the control value with the increasing exposure intensity and the activity of 7-ethoxycoumarin O-deethylase to 70, 27 and 14%