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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
9
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pubmed:dateCreated |
1991-12-19
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pubmed:abstractText |
This study examined the seroprevalence and transmission of human T cell lymphotropic virus type I (HTLV-I) in Japanese families who originated in Okinawa, an area in which HTLV-I is endemic, and who were currently residing in Hawaii, a nonendemic area. Among a cohort of Japanese men whose sera were collected in Hawaii in 1967-1975, those of Okinawan ancestry had an HTLV-I seroprevalence of 11.4%. This study, conducted in 1987-1988, sampled 142 index subjects from this male cohort and tested them along with their wives, children, and spouses of the children for HTLV-I antibodies. Seropositivity in their wives was 11.4% and 41.2% among the seronegative and seropositive index subjects, respectively; seropositivity also increased from 29.4% to 35.3% to 58.8% with the husbands' increasing antibody levels by tertiles. Elevated antibody levels may be a marker for infectivity, which is associated with more efficient sexual transmission of HTLV-I. The age-adjusted odds ratio for the association of seropositivity between husband and wife, however, was four times lower than that reported among native Okinawans. In addition, a substantially low seroprevalence (1.3%) was found among their offspring. The decline in HTLV-I transmission in this migrant population may be due to low infectivity in the parent generation who live in a nonendemic environment, increasing numbers of offspring marrying outside of the Okinawan community, and improved living circumstances.
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pubmed:grant | |
pubmed:commentsCorrections | |
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 |
Nov
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pubmed:issn |
0002-9262
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:day |
1
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pubmed:volume |
134
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
981-7
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pubmed:dateRevised |
2007-11-14
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pubmed:meshHeading |
pubmed-meshheading:1951296-Aged,
pubmed-meshheading:1951296-Antibodies, Viral,
pubmed-meshheading:1951296-Cohort Studies,
pubmed-meshheading:1951296-Emigration and Immigration,
pubmed-meshheading:1951296-Family,
pubmed-meshheading:1951296-HTLV-I Infections,
pubmed-meshheading:1951296-Hawaii,
pubmed-meshheading:1951296-Humans,
pubmed-meshheading:1951296-Japan,
pubmed-meshheading:1951296-Male,
pubmed-meshheading:1951296-Middle Aged,
pubmed-meshheading:1951296-Prevalence,
pubmed-meshheading:1951296-Residence Characteristics,
pubmed-meshheading:1951296-Risk Factors,
pubmed-meshheading:1951296-Seroepidemiologic Studies
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pubmed:year |
1991
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pubmed:articleTitle |
Declining seroprevalence and transmission of HTLV-I in Japanese families who immigrated to Hawaii.
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pubmed:affiliation |
Department of Epidemiology, Johns Hopkins University School of Hygiene and Public Health, Baltimore, MD.
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pubmed:publicationType |
Journal Article,
Research Support, U.S. Gov't, P.H.S.
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