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Science 15 May 1964:
Vol. 144. no. 3620, pp. 850 - 851
DOI: 10.1126/science.144.3620.850
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Articles

Intestinal Disaccharidases: Absence in Two Species of Sea Lions

Philip Sunshine 1 and Norman Kretchmer 1

1 Department of Pediatrics, Stanford University School of Medicine, Palo Alto, California

Pups of both the California and Stellar sea lions have no intestinal enzymes for hydrolysis of sucrose, lactose, cellobiose, or trehalose. If these animals were given lactose or sucrose, they developed severe fermentative diarrhea and weight loss similar to the clinical syndrome encountered in infants with either hereditary or acquired intolerance to disaccharides. quired intolerance to disaccharides.


THIS ARTICLE HAS BEEN CITED BY OTHER ARTICLES:
Physiological constraint on feeding behavior: intestinal membrane disaccharidases of the starling.
C Martinez del Rio and B. Stevens (1989)
Science 243, 794-796
   Abstract »    PDF »
A Racial Difference in Incidence of Lactase Deficiency: A Survey of Milk Intolerance and Lactase Deficiency in Healthy Adult Males.
T. M. Bayless and N. S. Rosensweig (1966)
JAMA 197, 968-972
   Abstract »    PDF »


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Science. ISSN 0036-8075 (print), 1095-9203 (online)