作者: Emile Van Handel
DOI: 10.1016/0010-406X(68)90649-X
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摘要: Abstract 1. The enzyme trehalase is present in the blood serum of several mammals, including man, and some turtles. 2. Maltase occurs many birds, reptiles, amphibians fish. 3. Closely related species show widely different activities. 4. Sucrase was not found any vertebrate serum.