Abstract
Phosphorus 32 was administered to the chicken. In the preliminary stageof the study on radiation injury, we studied the changes in absorption, excretionand distribution after administration, and the result out changes in the irradiateddose rate of the various organs. In the case of /3-emitter as in the case ofP", the irradiation dose has a great differentiation among the organs. As faras the marrow is concerned, its effects on the organ was many times greaterthan in the other organs.