Transfer of Vitamin a from Liver

Abstract

The contributions of liver stores and the diet to the vitamin A contents of colostrum and milk were studied in eight mature Angus cows with previously established stores of tritiumlabeled vitamin A. Samples of liver, serum and milk were taken within 2 hr. after parturition and at intervals during the first 12 weeks of lactation. Total vitamin A and alcohol… (More)

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