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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
2
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pubmed:dateCreated |
1977-4-30
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pubmed:abstractText |
Extracellular microcapsules have been demonstrated on cells of most serotypes of Streptococcus mutans by electron microscopy, using bacterial strains of the various serotypes and peroxidase labeled or unlabeled immune serum. A correlation was noted between the amount of capsular substance on the strains of S mutans examined and degree of antigenicity as expressed by the indirect fluorescent antibody (FA) title. A serotype d strain was shown to lose both antigenicity as determined by the FA reaction and capsular material as seen by electron microscopy with repeated in vitro passage. When 10% unheated rabbit serum was added to the medium, antigenicity and capsular material were restored.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
D
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:month |
Feb
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pubmed:issn |
0022-0345
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
56
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
166-76
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pubmed:dateRevised |
2009-10-27
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pubmed:meshHeading |
pubmed-meshheading:65370-Fluorescent Antibody Technique,
pubmed-meshheading:65370-Immunologic Techniques,
pubmed-meshheading:65370-Macrophages,
pubmed-meshheading:65370-Microscopy, Electron,
pubmed-meshheading:65370-Peroxidases,
pubmed-meshheading:65370-Staining and Labeling,
pubmed-meshheading:65370-Streptococcus,
pubmed-meshheading:65370-Streptococcus mutans
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pubmed:year |
1977
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pubmed:articleTitle |
Microcapsules on Streptococcus mutans serotypes by electron microscopy.
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pubmed:publicationType |
Journal Article,
Comparative Study
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