Rhombus - Area. 1  As for all parallelograms, the area K of a rhombus is the product of its base and its height (h). 2  The area can also be expressed as the base squared times the sine of any angle... 3  or in terms of the height and a vertex angle... 4  or as half the product of the diagonals p, q...
Three broad categories of T cells. 1  Helper T cells augment the immune response by recognizing the presence of a foreign antigen and then stimulating antibody production and producing cytokines that âturn onâ or activate other T cells. 2  Regulatory T cells function in an opposite manner: they dampen or turn off the immune response.
Helper T cells are the mediators of the immune system, they carry information and decide when to give the green light to other immune cells to carry out an immune response. Helper T cells can only bind to swallowing cells like the macrophage and the B cell. cells are like the police chiefs of white blood cells. T cells are white blood cells called lymphocytes. There are many different types of T cells that all perform different functions, but among the most important are Helper T cells and Killer T cells.