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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
6
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pubmed:dateCreated |
1978-12-2
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pubmed:abstractText |
Protamine treatment of type 1 dengue-infected mouse brain suspension resulted in precipitation of several viral specific activities. Complement-fixation activity was almost completely precipitated by protamine. The complement-fixation components recovered in the precipitate were comparable to a non-precipitated reference dengue 1 antigen in their homologous and heterologous reactions. Dengue hemagglutinin was also precipitated by the same treatment. The precipitated hemagglutinin was resolved into three components by buoyant density centrifugation, whose densities were 1.236, 1.215, and 1.178 g/ml, respectively. Three similar HA components were detected in non-protamine treated virus preparations. In both instances the highest-titered HA fraction possessed a buoyant density of 1.21--1.22 g/ml. These HA components were tested in the hemagglutination-inhibition reaction and were proved to be virus-specific. Cesium chloride density gradient centrifugation was shown to be useful for removing possible inhibitor(s) of viral specific hemagglutinin.
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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:issn |
0385-5600
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
22
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
|
pubmed:pagination |
315-23
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pubmed:dateRevised |
2009-11-19
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pubmed:meshHeading |
pubmed-meshheading:692466-Animals,
pubmed-meshheading:692466-Antigens, Viral,
pubmed-meshheading:692466-Brain,
pubmed-meshheading:692466-Cell Line,
pubmed-meshheading:692466-Chemical Precipitation,
pubmed-meshheading:692466-Complement Fixation Tests,
pubmed-meshheading:692466-Dengue Virus,
pubmed-meshheading:692466-Encephalitis Virus, Japanese,
pubmed-meshheading:692466-Hemagglutination Inhibition Tests,
pubmed-meshheading:692466-Hemagglutinins, Viral,
pubmed-meshheading:692466-Mice,
pubmed-meshheading:692466-Protamines
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pubmed:year |
1978
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pubmed:articleTitle |
Effects of protamine sulfate on dengue type 1 viral activities.
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pubmed:publicationType |
Journal Article,
Research Support, U.S. Gov't, P.H.S.,
Research Support, U.S. Gov't, Non-P.H.S.
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