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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
2
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pubmed:dateCreated |
1977-5-12
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pubmed:abstractText |
An immunological procedure for the rapid and specific identification of Coccidioides immitis isolates has been developed. The specificity of the procedure is based on the fact that C. immitis produces antigens that are not produced by morphologically similar fungi. The procedure involved the transfer of heavy mold-form inocula to flasks that contained small volumes of brain heart infusion broth. Shake cultures were grown at 25 degrees C on a gyratory shaker at 150 rpm. The concentrated supernatant antigens so obtained from broth cultures were tested in parallel with coccidioidin by a microimmunodiffusion technique against C. immitis antiserum. The ability of the immunological procedure to identify C. immitis cultures was evaluated by testing the supernatant antigens of 166 unknown isolates, many of which, by gross or microscopic examination or both, resembled C. immitis or belonged to the family Gymnoascaceae. Each culture was also identified by conventional laboratory procedures. Comparative evaluation showed that the immunological test for C. immitis was 100% sensitive and specific. The diagnostic precipitin bands that were produced by the interaction of the C. immitis supernatants and antisera were shown to consist of (i) a heat-stable antigen comparable to that active in the tube precipitin test and (ii) two heat-labile antigens, one of which was associated with complement fixation reactivity. With pure cultures, this immunological procedure permitted the identification of C. immitis isolates within 5 days.
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pubmed:commentsCorrections |
http://linkedlifedata.com/resource/pubmed/commentcorrection/66238-1254717,
http://linkedlifedata.com/resource/pubmed/commentcorrection/66238-5479279,
http://linkedlifedata.com/resource/pubmed/commentcorrection/66238-56339,
http://linkedlifedata.com/resource/pubmed/commentcorrection/66238-5833841,
http://linkedlifedata.com/resource/pubmed/commentcorrection/66238-6020419
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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 |
Feb
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pubmed:issn |
0095-1137
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
5
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
149-53
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pubmed:dateRevised |
2009-11-18
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pubmed:meshHeading | |
pubmed:year |
1977
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pubmed:articleTitle |
Immunological procedure for the rapid and specific identification of Coccidioides immitis cultures.
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pubmed:publicationType |
Journal Article
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