CD4 T lymphocytes form a subgroup of T lymphocytes that is responsible for cell-mediated immune responses.
Synonyms
T helper cell
CD4 cells
Detailed description
T lymphocytes carrying the surface antigen CD4 are called T helper cells. After activation, they release substances that are either involved in cell-mediated immunity or that stimulate B cell immune responses. HIV infects mainly this T lymphocyte subgroup.
Patients infected with HIV have several benefits if they are treated with antiviral medication earlier than has been usual up to now: for a start, the severe AIDS-related complications occur less
Many viruses store their hereditary information in ribonucleic acid, RNA for short. Viral RNA is very similar to that of humans. However, the human immune system can differentiate between viral
According to figures of the World Health Organization, some 8.7 million people contracted tuberculosis in 2012 and this disease is fatal for approximately 1.3 million people throughout the world each
In the DZIF, scientists from the universities of Tübingen, Münster and Munich join forces and prepare together with the company Hyglos clinical studies on an active substance against the dreaded
(26/11/2014) Virologist Stephan Urban from the University of Heidelberg will receive the DZIF Prize for Translational Infection Research, worth 5000 Euros. It will be awarded for the first time at the
The German Center for Infection Research (DZIF) has initiated a consortium to strengthen Ebola research and close the knowledge gaps as quickly as possible in the fight against the epidemic. This
Rapid and reliable diagnosis of paediatric tuberculosis is still an ongoing problem. The most important prerequisite for successful treatment of active tuberculosis is its early diagnosis. A team of
Researchers in Germany and the U.S. have proven for the first time that specific individual cells of the immune system, termed central memory T cells, have all the essential characteristics of adult
Viruses such as hepatitis B virus (HBV) can persist by depositing their genetic information in the cell nucleus. An international team of scientists headed by Prof. Ulrike Protzer and Prof. Mathias
Munich, 14 March 2013. The human body is under constant attack from a multitude of different pathogens. Considering the frequency of these attacks from viruses and bacteria, we actually get sick