The decrease in CD4 cells during HIV infection seems to be driven by immune activation, which does not always correlate with viral load. Experienced clinicians are all too familiar with the ...

It is widely acknowledged among health and demographic experts that relying solely on what is written on death certificates does not paint an accurate picture of what people in South Africa are ...

The Xpert MTB/Ultra molecular diagnostic test for stool samples, until now recommended only for children, could be ...

Without CD4 T helper cells, the immune system cannot recognize and coordinate a defensive response to diseases like HIV. This is when a person is said to be immunocompromised. During maturation, ...

Participants Serum CrAg screening was offered to all adolescents (>10 years of age) and adults with advanced HIV disease (AHD) (CD4 <200 cells/mm 3 or with WHO clinical stage III/IV) regardless of ...

Biotech firms are engineering smarter, safer gene delivery systems to enhance the safety and efficacy of genetic medicines.

Stages of HIV Infection The stages of infection from person to person vary slightly, both in severity and the speed of progression. These stages map the depletion of CD4 T-cells and other evidence of ...

Antibodies are best known for their ability to latch onto and neutralize bacteria, viruses and other pathogens. But these ...

Benjamin K. Chen, MD, PhD, discussed the next steps after the results of his study in genetic tagging showed promise in ...

After encountering antigen in the periphery and under the influence of the cytokine milieu present, CD4 + T cells can further differentiate into subtypes, including Th1, Th2 and Th17. T cells seem ...