Extraordinary high rate of HTLV type II seropositivity in intravenous drug abusers in south Vietnam.

Abstract:

:Serum specimens (n = 1899) were assayed for infections with HTLV-I, HTLV-II, and HIV-1 in seven classified groups of normal healthy controls, children, pregnant women, prostitutes, intravenous drug abusers, patients under going hemodialysis, and hemophiliacs in South and North Vietnam. Surprisingly, 125 of 954 samples from South Vietnam exhibited seropositivity for HTLV-II and 119 of these belonged to the group of IVDAs (n = 200). The remaining six positives were a healthy control, a prostitute, two children, and two patients under going hemodialysis. Two IVDAs who were seropositive for HTLV-I and 10 of 15 seropositives for HIV-1 were also positive for HTLV-II in this population. In contrast, no seropositives to any of the viruses were detected in the North Vietnamese samples (0 of 945). The HTLV-II-seropositive IVDAs exhibited increased seropositivity with age compared with HIV-1 seropositivity in the population, and there was no statistical relation between seropositivity for HTLV-II and HIV-1. The HTLV-IIs in South Vietnam IVDAs appeared, by subtype-specific peptide ELISA, to be a mixture of both subtypes a and b, with subtype a predominant. It seems possible that HTLV-II may have been introduced into this population from IVDAs from the United States during the Vietnam conflict, but in a period prior to, or early in, the introduction of HIV-1 to IVDAs.

authors

Fukushima Y,Takahashi H,Hall WW,Nakasone T,Nakata S,Song P,Dinh Duc D,Hien B,Nguyen XQ,Ngoc Trinh T

doi

10.1089/aid.1995.11.637

subject

Has Abstract,Author List Incomplete

pub_date

1995-05-01 00:00:00

pages

637-45

issue

5

eissn

0889-2229

issn

1931-8405

journal_volume

11

pub_type

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