â¢ Humoral immunity is mediated by B-cells while cell-mediated immunity is mediated by T-cells. â¢ In the humoral immunity, the B-cells secrete antibodies whereas in the cell-mediated immunity, the T-cells do not secrete receptors. T-cell receptors are bound to the T-cells and the cells themselves bind with antigens.
The M.P.D. as it appears in-game. The M.P.D. is a pyramid-shaped Vril machine, with a circular indented interface at the front that, when the Vril Generator is applied, grants the power to control the Aether's energy. When powered by souIs, it is able to open a direct portal to the Aether, which drove Richtofen insane and give him Schizophrenia.
User-centered design. From Wikipedia, the free encyclopedia. User-centred design (UCD) is a framework of processes (not restricted to interfaces or technologies) in which the needs, wants, and limitations of end users of a product, service or process are given extensive attention at each stage of the design process.