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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
11
pubmed:dateCreated
1994-1-27
pubmed:abstractText
Three polyclonal mouse antisera, to Encephalitozoon cuniculi, Nosema algerae, and Nosema corneum, and two polyclonal rabbit antisera, to E. cuniculi and Encephalitozoon hellem, were used in an indirect fluorescent-antibody assay (IFA) with Enterocytozoon bieneusi, E. cuniculi, and Encephalitgozoon. hellem spores (spores of the last two were taken from culture). Enterocytozoon bieneusi cannot be cultured. By IFA, antisera to E. cuniculi and E. hellem reacted strongly and equally with each other's spores. The mouse antisera reacted strongly with the homologous species, but for these there was segmental and particulate or "dot" staining of heterologous microsporidian spores, indicating cross-reactions with more selected antigens. In fecal samples, cross-reactions with both mouse and rabbit antisera were sometimes seen with different yeast species, with species of streptococci, and species of gram-negative rods. There were no cross-reactions to staphylococci. Enterocytozoon bieneusi was easily identified in duodenal and colonic biopsies, duodenal and colonic fluids, and feces of symptomatic AIDS patients by IFA. In a study of 12 AIDS patients with diarrhea, the new IFA identified microsporidia in all of 11 fecal samples, three colon fluids, six duodenal fluids, and three duodenal biopsy touch preparations. Although the fecal sample of 1 of the 12 was negative, the patient's duodenal fluid contained microsporidian spores by IFA.
pubmed:commentsCorrections
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Nov
pubmed:issn
0095-1137
pubmed:author
pubmed:issnType
Print
pubmed:volume
31
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
3071-4
pubmed:dateRevised
2009-11-18
pubmed:meshHeading
pubmed:year
1993
pubmed:articleTitle
Detection of microsporidian spores in clinical samples by indirect fluorescent-antibody assay using whole-cell antisera to Encephalitozoon cuniculi and Encephalitozoon hellem.
pubmed:affiliation
Clinical Pathology Department, National Institutes of Health, Bethesda, Maryland 20892.
pubmed:publicationType
Journal Article