In a community based prevalence study of HIV infection in Bissau, West Africa, 1987, the
population in 100 randomly selected" houses" was asked to participate. 89%(1329/1499) …

Immune tolerance to tumors is often associated with accumulation of myeloid-derived
suppressor cells (MDSC) and an increase in the number of T-regulatory cells (Treg). In …

Human immunodeficiency virus type-2 (HIV-2) is a close relative of the prototype acquired
immunodeficiency syndrome (AIDS) virus, HIV-1. HIV-2 is biologically similar to HIV-1, but …

Because of the similar virological properties of HIV types 1 and 2, HIV-2 was assumed to be
as infectious and capable of inducing AIDS as HIV-1. Seroepidemiological studies have …

High-level immune activation and T cell apoptosis represent a hallmark of HIV-1 infection
that is absent from nonpathogenic SIV infections in natural primate hosts. The mechanisms …

The virulence properties of human immunodeficiency virus type 2 (HIV-2) are known to vary
significantly and to range from relative attenuation in certain individuals to high-level …

From a prospective cohort study of 1948 initially human immunodeficiency virus (HIV)
uninfected female commercial sex workers followed between 1985 and 1999 in Dakar …

In 1985, a group of healthy Senegalese whose sera demonstrated much stronger antibody
responses to simian immunodeficiency virus (SIV) than to the HIV type 1 (HIV-1) was first …

Significant differences have been observed in the rates of transmission and disease
development in human immunodeficiency virus (HIV) types 1 and 2. Because many HIV-2 …

Studies have shown that human immunodeficiency virus type 2 (HIV-2) is less pathogenic
than HIV-1, with a lower rate of disease progression. Similarly, plasma viral loads are lower …