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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
5
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pubmed:dateCreated |
1982-2-22
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pubmed:abstractText |
A controlled, randomized, double-blind trial in 1,083 homosexual men from New York confirmed that a highly purified, formalin-inactivated vaccine against hepatitis B prepared from HBsAg positive plasma, is safe immunogenic, and highly efficacious. Over 95% of vaccinated subjects developed antibody against the surface antigen. Vaccine-induced antibody persisted for the entire 24-month follow-up period. The attack rate of all hepatitis B virus infections (excluding conversions of anti-HBc alone) was 3.2% in vaccine recipients compared with 25.6% in placebo recipients (p less than 0.0001). In those who received all three doses of vaccine, of 40 micrograms each, the protective efficacy rate was close to 100%. The vaccine protects against acute hepatitis B, asymptomatic infection, and chronic antigenemia. There is reason to assume that the vaccine is also partially effective when given postexposure.
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pubmed:grant | |
pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
|
pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:issn |
0270-9139
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
1
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
377-85
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pubmed:dateRevised |
2007-11-15
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pubmed:meshHeading |
pubmed-meshheading:7030902-Adult,
pubmed-meshheading:7030902-Clinical Trials as Topic,
pubmed-meshheading:7030902-Double-Blind Method,
pubmed-meshheading:7030902-Hepatitis B,
pubmed-meshheading:7030902-Hepatitis B Antibodies,
pubmed-meshheading:7030902-Hepatitis B virus,
pubmed-meshheading:7030902-Homosexuality,
pubmed-meshheading:7030902-Humans,
pubmed-meshheading:7030902-Male,
pubmed-meshheading:7030902-Random Allocation,
pubmed-meshheading:7030902-Viral Vaccines
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pubmed:articleTitle |
A controlled clinical trial of the efficacy of the hepatitis B vaccine (Heptavax B): a final report.
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pubmed:publicationType |
Journal Article,
Clinical Trial,
Research Support, U.S. Gov't, P.H.S.,
Randomized Controlled Trial,
Research Support, Non-U.S. Gov't
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