Increase in urinary porphyrin excretion
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A. Colombi; M. Maroni; A. Ferioli; M. Castoldi; Liu Ke Jun; C. Valla; V. FoΓ
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Article
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1982
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John Wiley and Sons
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English
β 457 KB
## Abstract Urinary porphyrin excretion was investigated in 67 workers occupationally exposed to commercial mixtures of polychlorinated biphenyls (PCBs) by determining the concentration of uroβ, heptaβ, hexaβ, pentaβ, and coproporphyrin homologues. The workers had a mean blood PCB concentration of