Poisoning by DDT: Relation between Clinical Signs and Concentration in Rat Brain

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Science  13 Dec 1963:
Vol. 142, Issue 3598, pp. 1474-1476
DOI: 10.1126/science.142.3598.1474


The severity of signs of poisoning in rats after a single dose of DDT is directly proportional to the concentration of the compound in their brains. The concentrations associated with death after one large dose are about the same as those after many smaller doses.