Influence of dietary proteins on cholesterol levels in albino rats

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Date
1989
Authors
Ammu, K.
Stephen, J.
Devadasan, K.
Journal Title
Journal ISSN
Volume Title
Publisher
Society of Fisheries Technologists (India)
Abstract
Albino rats (6 groups) were fed diets identical except for their protein sources for 60 days. The protein sources used were fat-free casein, defatted groundnut cake, and defatted fish powders from three spp. of fishes, namely, the fresh water fish Labeo rohita, the marine fishes Rastrelliger kanagurta and Otolithus argenteus, and marine prawns Parapenaeopsis stylifera. After 60 days, cholesterol levels in serum, liver and heart of the rats were estimated. The casein-fed group recorded the highest cholesterol level. Compared with casein, groundnut protein was distinctly hypocholesterolaemic. The fish proteins had an even greater cholesterol lowering ability. The proteins of prawns had the max. hypocholesterolaemic effect. An attempt is made to correlate the cholesterol-lowering effects of proteins with their respective amino acid compositions.
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Keywords
cholesterol, diet, protiens
Citation
Fishery Technology 1989:26(2), 125-130