Current serum levels of 2,3,7,8-tetrachlorodibenzo-p-dioxin in phenoxy acid herbicide applicators and characterization of historical levels.


BACKGROUND Workers who sprayed phenoxy acid herbicides, especially those who sprayed before 1975, may have been exposed to significant amounts of 2,3,7,8-tetrachlorodibenzo-p-dioxin (TCDD), a potent animal carcinogen present in herbicide preparations as a contaminant. PURPOSE The aims of this study were (a) to determine serum levels of TCDD in a… (More)


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