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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
4
pubmed:dateCreated
1988-5-20
pubmed:abstractText
Epidemiological data demonstrate correlations between dietary factors and the incidence of large intestinal cancer (LIC). Certain high-fiber diets are associated with a lower risk of LIC; these high-fiber diets are also rich in inositol hexaphosphate (IP6 or phytic acid). In a pilot study, we have used F344 rats to investigate the effect of sodium inositol hexaphosphate (Na-IP6) prior to (experiment I) and following injections of the carcinogen azoxymethane (AOM) (experiment II). In experiment I, rats started on 1% Na-IP6 in drinking water 1 week prior to the carcinogen treatment showed a 34.7% decrease (P less than 0.01) in LIC compared to control carcinogen treatment group. A similar reduction in the incidence of LIC was also observed in experiment II, wherein Na-IP6 supplementation was started 2 weeks following the last dose of the carcinogen. Comparison of the incidence of mitosis in the colonic crypts of the animals in different groups show that animals on AOM + IP6 demonstrate a significantly lower (P less than 0.001) mitotic rate than those receiving AOM only. Pilot studies of free radical generation demonstrate a reduction in .OH radical formation by Na-IP6. Further studies to expand this pilot data and to understand the mechanism of IP6 mediated LIC suppression are needed for it may have significance in our strategies for LIC control.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Apr
pubmed:issn
0143-3334
pubmed:author
pubmed:issnType
Print
pubmed:volume
9
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
577-80
pubmed:dateRevised
2003-11-14
pubmed:meshHeading
pubmed:year
1988
pubmed:articleTitle
Suppression of large intestinal cancer in F344 rats by inositol hexaphosphate.
pubmed:affiliation
Department of Pathology, University of Maryland School of Medicine, Baltimore 21201.
pubmed:publicationType
Journal Article