A branch of the immune system which involves direct attack by immune cells often called "T" cells. Antibodies play less of a role.

	HIV/AIDS Relationship to Immune System Imbalance (TH2 Dominance) "In HIV progression to AIDS, there is a shift from Th1 (cellular immunity) to the less effective Th2 (humoral immunity)..." Immune System Imbalance (TH2 Dominance) The Condition "...While cellular immunity (Th1) directs Natural Killer T-cells and macrophages to attack abnormal cells and microorganisms at sites of infection inside the cells, humoral immunity (Th2) results in the..." Our Question about coccidioidomycosis (Valley Fever) "Since cellular immunity is responsible for protection against the spreading of coccidioidomycosis, cellular immunity may be depressed in those who experience dissemination..." Soil Based Organisms As A Treatment "...Adverse reactions seem to be limited to excess dosage or a die-off of other organisms as cellular immunity is enhanced..." Valley Fever (Coccidioidomycosis) The Condition "...Cellular immunity, particularly T-cells, becomes a key factor in determining recovery from coccidioidomycosis..." Relationship to HIV/AIDS "The depressed cellular immunity seen in HIV infection increases the risk of coccidioidomycosis..."

Last updated: Aug 15, 2009