Potentiation and additive effects of pesticides are considered major problems in the
determination of safe daily intakes of these chemicals. Examples of potentiation between …

Reprint requests to: Dr. Kenneth P. DuBois, Toxicity Laboratory, The University of Chicago,
930 East Fiftyeighth Street, Chicago, Illinois 60637, USA one agent inhibits or stimulates the …

In this long article are described studies by the author and others to elucidate possible
hazards from ingestion of foods contaminated with more than 1 of the 9 investigated organic …

1" HE organophosphate insecticides are subjected to the same type of long-term chronic
toxicity tests used for other pesticides to establish the tolerance levels. In view of the wide …

Paired combinations of five organic phosphates were fed to dogs at two levels for 6 weeks.
Serum andred blood cell cholinesterase levels were followed by a modified Michel method …

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The subcutaneous acute toxicities of the vinyl phosphate pesticides monocrotophos,
dicrotophos, chlorfenvinphos, crotoxyphos, dichlorvos, mevinphos, and of the experimental …

The phenomenon of “potentiation” in organophosphates, where certain combinations of
compounds display an unexpectedly high toxicity, was first described in 1957 (5) and has …

This article is somewhat polemic but, in the abstractor's opinion, forms a valuable
counterbalance to reiterated statements expressing anxiety about unknown hazards of …

Chronic toxicity of p-nitrophenyl diethyl thiophosphate 431 weeks, but were later normal.
The females were more seriously affected than the males. At 50 ppm the rats were normal …