HIV attacks the body’s CD4 cells, or T cells – a type of white blood cell that plays a major role in helping the immune system fight infection. Antiretroviral therapy aims to control HIV and restore immune function, but the effectiveness of HIV treatment in adults may be hampered by low levels of vitamin D.
During the early stages of Alzheimer’s disease, when individuals appear to be free of symptoms, toxic changes are nevertheless taking place in the brain – including synapse loss. Though scientists do not yet fully know what causes this form of dementia, researchers have found how brain cell connections are destroyed in early stages of the disease.
The results of two international studies carried out at dozens of trial centers worldwide show for the first time that eltrombopag is a safe and effective treatment for children with persistent or chronic immune thrombocytopenia – a rare bleeding disorder where the blood does not clot as it should, due to low numbers of blood platelets.