Adaptation of intestinal lactase in the rat.
A study was undertaken to adapt intestinal lactase activity in adult rats. After 5 to 8 weeks on a 30% lactose diet, a significant increase in jejunal lactase activity was observed. A similar, but smaller rise was found using a 30% glucose diet.
D000222:Adaptation, Physiological; D000818:Animals; D005260:Female; D005696:Galactosidases / Q000378:metabolism*; D007413:Intestinal Mucosa / Q000378:metabolism*; D007785:Lactose / Q000008:administration & dosage; D051381:Rats; D011919:Rats, Inbred Strains; D013393:Sucrase / Q000378:metabolism; D000520:alpha-Glucosidases / Q000378:metabolism; D001616:beta-Galactosidase / Q000378:metabolism*
D005696:Galactosidases; D000520:alpha-Glucosidases; D001616:beta-Galactosidase; D013393:Sucrase; D007785:Lactose