recognition by most T cells from recognition by B iction. In most cases, both th maturati vation of ma the involver diversity o CD4\ and CD class I MHC Activat Engagement of TcR by Peptide: MHC Initiates interaction of th n antigenic Signal Transduction tide displayed though the sp

the B-cell rec and diffict Interaction of aB TCR with Class II MHC-Peptide Early Studies of the T-Cell Receptor complex cel aB and yo T-Cell Receptors: Structure and Roles ficity. Sec Organization and Rearrangement of TCR Genes gen alone by the major histo T-Cell Receptor Complex: TCR-CD3 erty precludes pur

possesses a tightly linked cluster of genes. the ma jor products play roles in intercellular recognition and in dis on of vesicular Stomatitis Virus Peptide (top) Class I Molecule H-2K General Organization and Inheritance of the MHC MHC Molecules and Genes that Detailed Genomic Map of MHC Genes Cellular Distribution of MHC Molecules antigens of Regulation of MHC Expression implicated MHC and Immune Responsiveness natural killer

lecular association similar to an enzyme-substrate interaction, with an important distinction: it does not lead to an irreversible chemical alteration in either the antibody or the antigen. The association between an anti Fluorescent Antibody Staining Reveals Intracellular body and an antigen involves various noncovalent interac- tions between the antigenic determinant, or epitope, of the ntigen and the variable-region(vH/Vi) domain of the an- a Strength of Antigen-Antibody Interactions tibody molecule, particularly the hypervariable regions

1.掌握SLE累及多系统多脏器损害的临床表现、实验室检査及血淸免疫学检测临 床意义。 2.熟悉SLE的诊断依据、治疗原则。 3.了解SLE疾病的特点、诱发因素及病理学特征

一、免疫器官 1、中枢免疫器官(一级免疫器官): 提供免疫活性细胞 并控制机体的免疫反应 组成: 骨髓、胸腺、腔上襄及襄的类同组织

一、概述 (一)组成:淋巴器官、淋巴组织、免疫细胞、免疫活性分子 (二)功能:免疫防御、免疫监视、免疫稳定 二、免疫细胞 (一)淋巴细胞

一、免疫器官 1、中枢免疫器官(一级免疫器官): 提供免疫活性细胞

免疫系统（Immune system）的组成 ➢免疫器官：根据功能不同分为中枢免疫器官和外周免疫器官。 ➢免疫细胞：参与免疫应答或与免疫应答有关的所有细胞。 ➢免疫分子：抗体、补体、细胞因子等。 1. 中枢免疫器官和组织 2. 外周免疫器官和组织 3. 淋巴细胞归巢与再循环 掌握：免疫系统的组成、中枢/外周免疫器官的功能及特点 了解：淋巴细胞归巢与再循环 第一节 中枢免疫器官和组织 第二节 外周免疫器官和组织 第三节 淋巴细胞归巢与再循环

复习题: 1、何为免疫,免疫学? 2、免疫的三大功能是什么? 3、当代免疫学发展的特点是什么?