resistance tests – tests to show changes to HIV that are associated with drug resistance. Genotype resistance test looks for genetic changes. Phenotype resistance test see whether individual drugs are still active when placed in a test tube with HIV.
Glossary
Selected words and phrases
T-cell – a type of white blood cell (lymphocyte) that are part of the immune system and that mature in the thymus (T). CD4 cells are also called T-cells.
nucleotide – the building blocks of the genetic code (DNA/RNA). Also called a base.
TD (or tid) – a short hand term for medication dosing that means ‘take three times a day’.
microbicide – a gel that may protect against infection.In reference to HIV, this is usually referring to a gel that could be applied before sex. In 2010 a study called Caprisa 004 provided the first evidence that a microbicide (in this case a gel containing the HIV drug tenofovir) might protect against HIV infection.