NARA INSTITUTE OF SCIENCE AND TECHNOLOGY IMAGE: INFLUENZA VIRUS-SPECIFIC CD8+ T CELLS INDUCED IN LYMPH NODES AS A RESULT OF INFLUENZA VIRUS INFECTION OR VACCINATION CIRCULATE THROUGHOUT THE BODY. DURING SECOND INFLUENZA VIRUS INFECTION, VIRAL FRAGMENTS TAKEN UP BY ALVEOLAR MACROPHAGES (AMS) ARE PRESENTED AS ANTIGENS TO PROMOTE VIRUS-SPECIFIC CD8+ T CELLS PROLIFERATION. THE PROLIFERATED...
INSTITUT PASTEUR IMAGE: CD8+ T CELLS OF AN HIV CONTROLLER IN CONTACT WITH HIV-INFECTED CD4+ T CELLS. CD8+ T CELLS (RED) OF A CONTROLLER IN CONTACT WITH HIV-INFECTED CD4+ T CELLS (VIRAL PROTEIN GP120 STAINED GREEN). THE CELL NUCLEI ARE IN BLUE. THE CYTOTOXIC MOLECULE GRANZYME B IS SHOWN IN PINK. CONFOCAL MICROSCOPY. © INSTITUT...
by University of Pennsylvania Credit: CC0 Public Domain Immune cells called “killer T cells,” also known as cytotoxic or cytolytic CD8 T cells, normally stay in the bloodstream and do not enter organs and other tissues, according to a new study from scientists in the Perelman School of Medicine at the University of Pennsylvania. The discovery,...
