T-Lymphocytes, Helper-Inducer

**Definition:** Subpopulation of CD4+ lymphocytes that cooperate with other lymphocytes (either T or B) to initiate a variety of immune functions. For example, helper-inducer T-cells cooperate with B-cells to produce antibodies to thymus-dependent antigens and with other subpopulations of T-cells to initiate a variety of cell-mediated immune functions.

**Tree numbers:** - A11.118.637.555.567.550.500.400 - A11.118.637.555.567.569.200.400 - A11.118.637.555.567.569.500.400 - A15.145.229.637.555.567.550.500.400 - A15.145.229.637.555.567.569.200.400 - A15.145.229.637.555.567.569.500.400 - A15.382.490.555.567.550.500.400 - A15.382.490.555.567.569.200.400 - A15.382.490.555.567.569.500.400

**Synonyms:** - Helper Cell - T-Lymphocytes, Helper - T-Lymphocytes, Inducer - Helper Cells - Helper T-Cells - Helper-Inducer T-Lymphocytes - Inducer Cells - T-Cells, Helper-Inducer - Helper T Cell - Inducer Cell