Background Micro-organisms transmitted from vertebrate animals – including livestock – to
humans account for an estimated 60% of human pathogens. Micro-organisms can be …

Background The HIV epidemic in Vietnam is still concentrated among high risk populations,
including IDU and FSW. The response of the government has focused on the recognized …

Aims. To assess relationships between characteristics of methadone maintenance treatment
and long‐term cessation of injecting (\>= 1 year). Design and participants. The incidence of …

Background: HIV-1 infection is characterized by chronic generalized CD8 and CD4 T cell
hyperactivation, the biological effect of which is not understood. Objective: To study the relation …

Objective: To investigate the relation between detection of syncytium-inducing (SI), human
immunodeficiency virus type 1 (HIV-1) variants, rate of CD4+ cell decline, and clinical …

Macrophage-tropic, non-syncytium-inducing, HIV-1 variants predominate in the asymptomatic
phase of infection and may be responsible for establishing infection in an individual …

Recent thymic emigrants can be identified by T cell receptor excision circles (TRECs) formed
during T-cell receptor rearrangement. Decreasing numbers of TRECs have been observed …

We retrospectively screened 1836 men who have sex with men (MSM) participating in the
Amsterdam Cohort Studies (1984–2003) for hepatitis C virus (HCV) antibodies. HCV …

Background: Since 2000 outbreaks of sexually transmitted hepatitis C Virus (HCV) infections
have been reported among HIV-infected men who have sex with men (MSM). We studied …

Background: Studies relating certain chemokine and chemokine receptor gene alleles with
the outcome of HIV-1 infection have yielded inconsistent results. Objective: To examine …