抄録
A histopathological observation has been performed on the lesions of rats which were administrated with the dosis of 400 mg/kg or 100 mg/kg of homopantothenic acid during 3 months. No pathologic change caused by the acid was encountered in the heart, lungs, spleen, liver, pancreas, stomach, intestines, kidneys, hypophysis, thyroid gland, adrenals, brain and testes.