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.
Bengaline is a woven fabric with wide, raised crosswise cords or ribs that create a sturdy texture. It may be made of natural textiles, such as cotton, wool or silk, or from synthetic fibers, such as rayon or nylon; it also often is made of a combination of two different materials. The many possibilities can result in a light or a heavy fabric, but the ribbing almost always gives bengaline a sturdy feeling.
INTRODUCTION. Rotenone is a rotenoid plant extract obtained from such species as barbasco, cub, haiari, nekoe, and timbo. These plants are members of the pea (Leguminosae) family. Rotenone containing extracts are taken from the roots, seeds and leaves of the various plants (13).Rotenone is generally classified as a botanical insecticide. Rotenone is a general use pesticide.hese plants are members of the pea (Leguminosae) family. Rotenone containing extracts are taken from the roots, seeds and leaves of the various plants (13). Rotenone is generally classified as a botanical insecticide.