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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
2
pubmed:dateCreated
1988-12-20
pubmed:abstractText
We studied the effect of the degree of fatty acid saturation on cholesterol metabolism in rats fed either a low cholesterol-low fat diet (control group), high cholesterol-low fat diet (Chol group), high cholesterol-high saturated fat diet (Chol-SF) or high cholesterol-high PUF diet (Chol-PUF). The highest serum cholesterol levels were found in the Chol-SF group. No significant difference in serum cholesterol was found between the Chol and Chol-PUF groups. The Chol-PUF group showed the greatest accumulation of cholesterol in the liver. There was no significant difference in fecal excretion of acidic sterols, cholesterol and coprostanol between the Chol-PUF and Chol-SF groups. We conclude that in chronic feeding experiments in rats: a) high dietary cholesterol intake results in hypercholesterolemia; b) the hypercholesterolemia is accentuated by high dietary SF but is unaffected by PUF; c) addition of PUF to high cholesterol diet leads to massive cholesterol accumulation in the liver which can partly account for the apparent hypocholesterolemic effect of PUF relative to SF; and d) differences in serum and tissue cholesterol levels between SF and PUF supplemented groups are unlikely to be due to their effects on fecal sterol excretion.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Aug
pubmed:issn
0034-5164
pubmed:author
pubmed:issnType
Print
pubmed:volume
61
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
245-56
pubmed:dateRevised
2006-11-15
pubmed:meshHeading
pubmed:year
1988
pubmed:articleTitle
Effects of dietary fatty acid saturation on serum and tissue cholesterol concentrations and fecal sterol excretion: a chronic metabolic study in the rat.
pubmed:affiliation
Department of Medicine, University of California, Irvine 92717.
pubmed:publicationType
Journal Article