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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
5
pubmed:dateCreated
2009-6-26
pubmed:abstractText
Different sources of saponins are known to have hypocholesterolemic activity with varying degrees of efficacy. We hypothesize that karaya root saponin would efficiently reduce cholesterol. The aim of this study is to examine the comparative hypocholesterolemic effect of karaya root saponin in rats fed a high-cholesterol diet. Sixty male Wister-Imamichi rats were divided into 5 groups of 12 rats each constituting of the following: control group, soybean saponin-supplemented group, karaya root saponin-supplemented group, quillaja saponin-supplemented group, and tea saponin-supplemented group. Compared with the control diet, both the karaya root- and quillaja saponin-supplemented diets significantly reduced (P < .05) serum cholesterol and atherogenic index. Karaya root saponin significantly increased the serum high-density lipoprotein cholesterol, high-density lipoprotein cholesterol/cholesterol ratio, and fecal cholesterol concentrations (P < .05). The triacylglycerol concentration was significantly reduced only in the quillaja saponin-supplemented rats (P < .05). All the tea, soybean, karaya root, and quillaja saponins significantly reduced low-density lipoprotein cholesterol, and the greatest reduction was observed with karaya root saponin. Highest fecal bile acid concentration was found with quillaja saponin, whereas highest liver bile acid concentration was observed with karaya root saponin-supplemented rats (P < .05). These results collectively suggest that karaya root saponin can efficiently reduce serum cholesterol concentration in rats.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
May
pubmed:issn
1879-0739
pubmed:author
pubmed:issnType
Electronic
pubmed:volume
29
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
350-4
pubmed:meshHeading
pubmed-meshheading:19555817-Animals, pubmed-meshheading:19555817-Anticholesteremic Agents, pubmed-meshheading:19555817-Atherosclerosis, pubmed-meshheading:19555817-Bile Acids and Salts, pubmed-meshheading:19555817-Cholesterol, pubmed-meshheading:19555817-Diet, Atherogenic, pubmed-meshheading:19555817-Dietary Supplements, pubmed-meshheading:19555817-Feces, pubmed-meshheading:19555817-Hypercholesterolemia, pubmed-meshheading:19555817-Karaya Gum, pubmed-meshheading:19555817-Liver, pubmed-meshheading:19555817-Male, pubmed-meshheading:19555817-Phytotherapy, pubmed-meshheading:19555817-Plant Extracts, pubmed-meshheading:19555817-Plant Roots, pubmed-meshheading:19555817-Quillaja, pubmed-meshheading:19555817-Random Allocation, pubmed-meshheading:19555817-Rats, pubmed-meshheading:19555817-Rats, Wistar, pubmed-meshheading:19555817-Saponins, pubmed-meshheading:19555817-Soybeans, pubmed-meshheading:19555817-Sterculia, pubmed-meshheading:19555817-Tea, pubmed-meshheading:19555817-Triglycerides
pubmed:year
2009
pubmed:articleTitle
Karaya root saponin exerts a hypocholesterolemic response in rats fed a high-cholesterol diet.
pubmed:affiliation
Laboratory of Animal Biotechnology, Interdisciplinary Graduate School of Science and Technology, Shinshu University, Minamiminowa-mura, Nagano 399-4598, Japan.
pubmed:publicationType
Journal Article, Research Support, Non-U.S. Gov't