T cell with CD4 receptor that recognizes antigens on the surface of a virus-infected cell and secretes lymphokines that stimulate B cells and killer T cells; helper T cells are infected and killed by the AIDS virus
células T con receptor CD4 que recoñece antíxenos na superficie dunha célula infectada por un virus e segrega linfocinas que estimulan as células B e as células T asasinas. As células T axudantes son infectados e morren polo virus da sida