While it has been successfully demonstrated that many organs of the body show a relationship
between their functional capacity and their metabolism, present information does not …

II. The authors made a toxicological investigation of the skin penetration of DDT as a result
of the reported suitability of DDT preparations for cutaneous application in the treatment of …

DDT, a synthetic insecticide, is acutely toxic by mouth to small laboratory animals (rats, mice,
guinea pigs, rabbits, and chicks) in doses ranging from 150 to 750 mgm./kgm. Acute doses …

I. On an experiment to study the chronic effects of Pb and As separately and together, dogs
of various ages were fed on a standard diet supplemented by various levels of added lead …

Average analyses are reported for ash, moisture, N, S and 9 amino-acids of keratin obtained
from hens' egg shells, and the values are compared with those of other workers. The ratio …

Toxicologieal investigations of DDT have shown that it is a poisonous substance which should
be used only after adequate investigations have shown it to be. safe for the particular use. …

Assistant Scientific Aid. 3 A portion of the funds used in this investigation was suppli ed by a
transfer recommended by the Committee on Medical Research, between the Office of …

THE fact that there are between four-and five-score methods in the literature for the determination
of ar-senic is convincingproof that they are not applicable in the hands of allindividuals …

Trace elements are defined as those which occur quite widely distributed yet rarely exceed
20 ppm in foodstuffs as consumed. They are divided into 3 classes: nutritive trace elements, …

The purpose of this communication is to review some of the observations presented in other
papers containing the experimental details in order to correlate them with one another and …