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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
11
|
pubmed:dateCreated |
1985-3-5
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pubmed:abstractText |
Weanling mice (118) were fed a purified diet free of vitamin A for 3 wk and subsequently assigned to diets containing 10, 100 (4000 IU vitamin A/kg diet), or 300% of National Research Council recommended vitamin A. After 3 wk on the treatment diet all mice were bred and allowed to complete gestation. At 24 h postpartum, the left fourth abdominal mammary gland of each mouse was inoculated with Staphylococcus aureus (10(8) cells in .1 ml of saline/gland), and mammary gland infection was observed daily for 6 consecutive days. Liver vitamin A content was lowest in mice for 10% and highest for 300%. However, mice fed 10% showed normal growth and reproduction by small treatment differences in body weight changes, litter size at birth, and average pup weight. Mice fed 10 and 100% vitamin A showed more severe mammary gland inflammation after intramammary inoculation as opposed to mice fed 300%. Severity of mastitis in mice fed 100% vitamin A was similar to 10%. The number of mice classified as mastitic was also similar between 10 and 100% on days 1 and 2 postinoculation; however, on day 3 postinoculation mice fed 100% had a lower incidence of mastitis as opposed to 10%. Severity of mammary inflammation on days 4 through 6 were similar to those on day 3. Results showed a protective effect of dietary vitamin A supplementation against experimental Staphylococcus aureus mastitis in mice.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:month |
Nov
|
pubmed:issn |
0022-0302
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
67
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
|
pubmed:pagination |
2566-70
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:6520266-Analysis of Variance,
pubmed-meshheading:6520266-Animals,
pubmed-meshheading:6520266-Female,
pubmed-meshheading:6520266-Food, Fortified,
pubmed-meshheading:6520266-Liver,
pubmed-meshheading:6520266-Mastitis,
pubmed-meshheading:6520266-Mice,
pubmed-meshheading:6520266-Mice, Inbred Strains,
pubmed-meshheading:6520266-Pregnancy,
pubmed-meshheading:6520266-Puerperal Infection,
pubmed-meshheading:6520266-Staphylococcal Infections,
pubmed-meshheading:6520266-Staphylococcus aureus,
pubmed-meshheading:6520266-Vitamin A,
pubmed-meshheading:6520266-Weaning
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pubmed:year |
1984
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pubmed:articleTitle |
Effect of dietary vitamin A on resistance to experimental Staphylococcus mastitis in mice.
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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