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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
2
pubmed:dateCreated
2006-8-2
pubmed:abstractText
The outcome of acute hepatitis B virus (HBV) infection is variable, influenced by host and viral factors. From 1982 through 2004, 301 patients with acute HBV infection entered a multi-center cross-sectional study in Japan. Patients with fulminant hepatitis (n = 40) were older (44.7 +/- 16.3 vs. 36.0 +/- 14.3 years, P < .0017), less predominantly male (43% vs. 71%, P = .0005), less positive for hepatitis B e antigen (HBeAg) (23% vs. 60%, P < .0001), less infected with subgenotype Ae (0% vs. 13%, P < .05), and more frequently with Bj (30% vs. 4%, P < .0001) than those with acute self-limited hepatitis (n = 261). Precore (G1896A) and core-promoter (A1762T/G1764A) mutations were more frequent in patients with fulminant than acute self-limited hepatitis (53% vs. 9% and 50% vs. 17%, P < .0001 for both). HBV infection persisted in only three (1%) patients, and they represented 2 of the 23 infected with Ae and 1 of the 187 with the other subgenotypes (9% vs. 0.5%, P = .032); none of them received antiviral therapy. In multivariate analysis, age 34 years or older, Bj, HBeAg-negative, total bilirubin 10.0 mg/dL or greater, and G1896A mutation were independently associated with the fulminant outcome. In in vitro transfection experiments, the replication of Bj clone was markedly enhanced by introducing either G1896A or A1762T/G1764A mutation. In conclusion, persistence of HBV was rare (1%) and associated with Ae, whereas fulminant hepatitis was frequent (13%) and associated with Bj and lack of HBeAg as well as high replication due to precore mutation in patients with acute HBV infection.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Aug
pubmed:issn
0270-9139
pubmed:author
pubmed:issnType
Print
pubmed:volume
44
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
326-34
pubmed:dateRevised
2006-11-15
pubmed:meshHeading
pubmed-meshheading:16871568-Acute Disease, pubmed-meshheading:16871568-Adult, pubmed-meshheading:16871568-Chronic Disease, pubmed-meshheading:16871568-Cross-Sectional Studies, pubmed-meshheading:16871568-DNA, Viral, pubmed-meshheading:16871568-Enzyme-Linked Immunosorbent Assay, pubmed-meshheading:16871568-Female, pubmed-meshheading:16871568-Follow-Up Studies, pubmed-meshheading:16871568-Genotype, pubmed-meshheading:16871568-Hepatitis B, pubmed-meshheading:16871568-Hepatitis B e Antigens, pubmed-meshheading:16871568-Hepatitis B virus, pubmed-meshheading:16871568-Humans, pubmed-meshheading:16871568-Incidence, pubmed-meshheading:16871568-Japan, pubmed-meshheading:16871568-Male, pubmed-meshheading:16871568-Mutation, pubmed-meshheading:16871568-Polymerase Chain Reaction, pubmed-meshheading:16871568-Prognosis, pubmed-meshheading:16871568-Radioimmunoassay, pubmed-meshheading:16871568-Retrospective Studies, pubmed-meshheading:16871568-Viral Core Proteins, pubmed-meshheading:16871568-Virus Replication
pubmed:year
2006
pubmed:articleTitle
Influence of genotypes and precore mutations on fulminant or chronic outcome of acute hepatitis B virus infection.
pubmed:affiliation
Department of Clinical Molecular Informative Medicine, Nagoya City University Graduate School of Medical Sciences, Nagoya, Japan.
pubmed:publicationType
Journal Article, Comparative Study, Research Support, Non-U.S. Gov't, Multicenter Study