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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
1
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pubmed:dateCreated |
1980-12-16
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pubmed:abstractText |
The structure of spray-frozen IgG and IgM, either free in solution or specifically bound to bacterial flagella is compared after freeze-etching with the corresponding preparations negatively stained. The freeze-etched IgG is readily detected; most of the hydrated particles appear approximately spherical with an average diameter of about 12 nm. About 20% are triangular with sides of about 13-14 nm. Antibodies attached to flagella are clearly seen on the top as well as the exposed edges. The technique can thus be used for antigen localization on freeze-etched macromolecules and also on the surface of larger structures. The dimensions and shape of freeze-etched bound IgM confirm the earlier interpretations of the structure of this antibody based on negative staining.
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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 |
Sep
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pubmed:issn |
0006-3002
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:day |
23
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pubmed:volume |
625
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
1-9
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pubmed:dateRevised |
2001-11-2
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pubmed:meshHeading |
pubmed-meshheading:7417492-Antigen-Antibody Complex,
pubmed-meshheading:7417492-Flagella,
pubmed-meshheading:7417492-Freeze Etching,
pubmed-meshheading:7417492-Immunoglobulin G,
pubmed-meshheading:7417492-Immunoglobulin M,
pubmed-meshheading:7417492-Microscopy, Electron,
pubmed-meshheading:7417492-Protein Binding,
pubmed-meshheading:7417492-Salmonella paratyphi A
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pubmed:year |
1980
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pubmed:articleTitle |
Structure of hydrated immunoglobulins and antigen-antibody complexes. Electron microscopy of spray-freeze-etched specimens.
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pubmed:publicationType |
Journal Article
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