免疫题目答案（Immune question answer）.docVIP

免疫题目答案（Immune question answer） First, the noun explanation 1, mucosal immune system (MIS): diffuse distribution in the respiratory tract, digestive tract, urogenital tract and so on, mucosa and mucosa under the lymphocyte constitute the mucosal immune system. 2 、 hematopoietic stem cells (HSC): stem cells in the bone marrow, which have the ability to renew themselves and differentiate into various blood cell precursor cells, produce various blood cell components, including red blood cells, white blood cells and platelets. 3. Lymphocyte recirculation: the process of lymphocytes from the blood entering the peripheral lymphoid tissue and returning to the blood through the lymphatic duct. 4, the complementarity determining region (CDR): VL and VH were 3 HVR, which together form the antigen binding site of Ig, and the parts due to antigenic determinants forming precision of the complementary structure in space, so the hypervariable region called the complementarity determining region. 5, conditioning (such as: opsonic antibody and complement) combined with pathogens or other particulate antigen, through the combination of receptor and Fc on the surface of macrophages or complement receptors, thereby promoting phagocytic cell phagocytosis of pathogens. 6, ADCC: antibody dependent cell mediated cytotoxicity refers to the expression of IgGFc receptor in NK cells, macrophages and neutrophils, combined with Fc in IgG has been combined with the antibody virus infected cells and tumor cells on the surface of target cells, and the killing of target cells. 7 monoclonal antibodies (mAb): highly specific Ig for a single epitope 8 complement: a group of serum proteins that exist in human and vertebrate sera to assist in the immune response. Can be activated by antigen antibody complexes or microorganisms, resulting in lysis or phagocytosis of pathogenic microorganisms. 9, membrane attack complex (MAC), consisting of c5b-c9 of the complement system, which adheres firmly to the target