LONG-TERM RAT FEEDING EXPERIMENT ON IRRADIATED BEEF, TWELFTH TO TWENTY- FOURTH WEEK. Progress Report No. 2-C for June 3, 1958 to September 3, 1958

No effects due to the toxicity of thc irradiated food were noted in rats maintained for twenty-four weeks on a diet including 35% of irradiated beef. (C.H.)