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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
5
pubmed:dateCreated
1992-6-16
pubmed:abstractText
In the present study we evaluated the allergenicity of infant formulas using a guinea pig model. Seven groups of ten guinea pigs each maintained on a diet free of cow milk received either water or pasteurized cow milk (PCM) or a conventional cow milk infant formula (CMF) or whey hydrolysate formula (WHF) to drink. On day 37 all the animals were challenged by intravenous injection with 0.5 mL of supernatant of either PCM or WHF. The reactions to the challenge were expressed as none, mild, severe nonfatal, and fatal. A score ranging from 0 to 3 was assigned to each animal and considered in the statistical analysis; P values are expressed as comparisons to the negative water-fed control group. Animals fed WHF and challenged with WHF (group 1), showed 10% fatal reactions and 50% severe but not fatal reactions (P less than .05). When challenged with PCM (group 2), 40% showed a mild reaction. Cow milk formula-fed animals showed 10% fatal reactions and 70% severe reactions when challenged with WHF (group 3). The same challenge caused 40% severe reactions in animals fed PCM (group 4) (P greater than .05). Animals fed and challenged with PCM (group 5) showed 100% fatal reaction (P less than .01). Animals fed water showed no reaction when challenged with either WHF (group 6) or PCM (group 7). The results suggest that WHF has less anaphylactic sensitizing power than PCM and CMF.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
May
pubmed:issn
0003-4738
pubmed:author
pubmed:issnType
Print
pubmed:volume
68
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
404-6
pubmed:dateRevised
2007-11-15
pubmed:meshHeading
pubmed:year
1992
pubmed:articleTitle
Evaluation of the allergenicity of infant formulas in a guinea pig model.
pubmed:affiliation
Department of Pediatrics, University of Verona, Italy.
pubmed:publicationType
Journal Article