摘要: In 1943, Woolley and Krampitz reported that when glucoascorbic acid, an antagonist of ascorbic was fed to mice as 10% a purified diet, the animals exhibited deficiency symptoms severe weight loss. When cerophyl (a dehydrated grass preparation) added semipurified normal growth. Addition acid ration containing alfalfa meal, corn linseed oil meal did not elicit adverse response. Ershoff (1954, 1957) confirmed findings in extended work rats. Rats 4% showed poor survival (75%) low gain well diarrhea. diet 5% or led 100% improved gain, but diarrhea persisted, although it severe. contained 20% rye, wheat, oat grass, optimal, no observed.