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Dietary regulation of intestinal brush-border sugar and amino acid transport in carnivores

Dietary regulation of intestinal brush-border sugar and amino acid transport in carnivores AND JARED M. DIAMOND W. CHEN, Department Biological Sciences and College Veterary Medice, Mississippi State University, Mississippi State, Mississippi 39762-5759; and Department Physiology, University California, Los Angeles, Medical School, Los Angeles, California 90024-L 751 K., JANE W. CHEN, AND JAREDM. testal brush-border sugar and amo acid . Am. J. Physiol. 261 (Regulatory tegrative Comp. Physiol. 30): R793-R801, BUDDGTON, RANDAL DIAMOND. 1991.-The ability omnivores and herbivores to regulate reversibly their testal brush-border nutrient ers is functionally related to the unpredictably variable composition their natural diets. To determe whether are able similarly to regulate the activities their testal nutrient ers, we fed to three species vertebrates that are carnivorous as adults (cats, mk, and leopard frogs) diets with either at least 50% digestible carbohydrate or with negligible carbohydrate levels. Rates for the sugarsglucose and ctose and the amo acids (AAs) artate, ce, lyse, and le were measuredthroughout the teste (only le and glucose the frogs) by an vitro evertedsleevemethod. Although all three speciesconsumemuch carbohydrate durg early development, only the mk was able to regulate sugarer activity response changes to levels carbohydrate. contrast, the sugarers the cat were unresponsiveto varyg carbohydrate levels, and long-term feedg a high-carbohydrate diet causeddown sugar frogs. http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png AJP - Regulatory, Integrative and Comparative Physiology The American Physiological Society

Dietary regulation of intestinal brush-border sugar and amino acid transport in carnivores

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Publisher
The American Physiological Society
Copyright
Copyright © 1991 the American Physiological Society
ISSN
0363-6119
eISSN
1522-1490
Publisher site
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Abstract

AND JARED M. DIAMOND W. CHEN, Department Biological Sciences and College Veterary Medice, Mississippi State University, Mississippi State, Mississippi 39762-5759; and Department Physiology, University California, Los Angeles, Medical School, Los Angeles, California 90024-L 751 K., JANE W. CHEN, AND JAREDM. testal brush-border sugar and amo acid . Am. J. Physiol. 261 (Regulatory tegrative Comp. Physiol. 30): R793-R801, BUDDGTON, RANDAL DIAMOND. 1991.-The ability omnivores and herbivores to regulate reversibly their testal brush-border nutrient ers is functionally related to the unpredictably variable composition their natural diets. To determe whether are able similarly to regulate the activities their testal nutrient ers, we fed to three species vertebrates that are carnivorous as adults (cats, mk, and leopard frogs) diets with either at least 50% digestible carbohydrate or with negligible carbohydrate levels. Rates for the sugarsglucose and ctose and the amo acids (AAs) artate, ce, lyse, and le were measuredthroughout the teste (only le and glucose the frogs) by an vitro evertedsleevemethod. Although all three speciesconsumemuch carbohydrate durg early development, only the mk was able to regulate sugarer activity response changes to levels carbohydrate. contrast, the sugarers the cat were unresponsiveto varyg carbohydrate levels, and long-term feedg a high-carbohydrate diet causeddown sugar frogs.

Journal

AJP - Regulatory, Integrative and Comparative Physiology – The American Physiological Society

Published: Oct 1, 1991

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