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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
1 Pt 1
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pubmed:dateCreated |
1988-8-11
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pubmed:abstractText |
Growth, 96-hour balance of nutrients (nitrogen, fat, calcium (Ca), phosphorus (P), and magnesium), metabolizable energy, and serum biochemical markers of mineral status (Ca and P concentrations and alkaline phosphatase activity) were measured in 22 very low birth weight infants to investigate the bioavailability of minerals from specialized formula and from human milk fortifiers. The intakes of Ca and P were similar between group FORM ("Preemie" SMA) and group CMF (1:1 wt/wt, human milk and Similac Natural Care or Similac Special Care). The intakes of nitrogen, energy, fat, and magnesium differed between groups. Group CMF had significantly greater fecal losses and significantly lower absorption and retention of Ca and P in comparison with those of group FORM. Retention of Ca and P in both groups, however, was greater than 25% below intrauterine estimates of accretion. Retention rates of Ca, P, and magnesium were not correlated with their respective intakes. Weight gain during the balance study and during the entire study interval was significantly less in group CMF. The ratio of Ca retention to either weight gained or nitrogen retained was lower in group CMF, which suggested that the low retention of Ca was related less to the slower rate of growth in these infants than to their greater fecal losses of Ca. Although the cause of the greater fecal losses of Ca and P in this group is unclear, the data suggest an insolubility of the mineral sources. Our results indicate that sole reliance on the absolute mineral concentrations of the milk selected for very low birth weight infants may be unrealistic; the bioavailability of Ca and P from particular mineral sources should be evaluated.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
AIM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:month |
Jul
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pubmed:issn |
0022-3476
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
113
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
95-100
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:3385539-Absorption,
pubmed-meshheading:3385539-Biological Availability,
pubmed-meshheading:3385539-Body Weight,
pubmed-meshheading:3385539-Calcium,
pubmed-meshheading:3385539-Energy Metabolism,
pubmed-meshheading:3385539-Feces,
pubmed-meshheading:3385539-Humans,
pubmed-meshheading:3385539-Infant, Low Birth Weight,
pubmed-meshheading:3385539-Infant, Newborn,
pubmed-meshheading:3385539-Infant Food,
pubmed-meshheading:3385539-Milk, Human,
pubmed-meshheading:3385539-Phosphorus
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pubmed:year |
1988
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pubmed:articleTitle |
Bioavailability of calcium and phosphorus in human milk fortifiers and formula for very low birth weight infants.
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pubmed:affiliation |
Children's Nutrition Research Center (U.S. Department of Agriculture/Agricultural Research Service), Houston, TX 77030.
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pubmed:publicationType |
Journal Article,
Comparative Study,
Research Support, U.S. Gov't, Non-P.H.S.
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