title: Lactase in man: a nonadaptable enzyme.
mesh_terms: D000328:Adult; D000368:Aged; D000818:Animals; D001786:Blood Glucose; D003920:Diabetes Mellitus / Q000503:physiopathology; D005260:Female; D005696:Galactosidases / Q000378:metabolism*; D006801:Humans; D007583:Jejunum / Q000201:enzymology; D007787:Lactose Intolerance / Q000175:diagnosis / Q000201:enzymology*; D008297:Male; D008875:Middle Aged; D008892:Milk; D013997:Time Factors
chemical_list: D001786:Blood Glucose; D005696:Galactosidases