[The characteristics of amino acid transport in the small intestine of chicks with avitaminosis A]. / Osobennosti transporta aminokislot v tonkoi kishke tsypliat v usloviiakh A-avitaminoza.

An increased amino acid absorption occurred early in chicks in the vitamin A deficiency. This data suggests an effect of the vitamin A upon differentiation of amino acid channels within apical membrane of the absorbing cells.