Current Protocols in Immunology is a collection that provides comprehensive coverage of immunological methods—striving to cover all areas, from the classic to the most cutting-edge. Topics Covered • Animal Health and Husbandry • Animal Models for Autoimmune and Inflammatory Disease • Animal Models for Infectious Diseases • Animal Models for Tumor Immunology • Antigen Processing and Presentation • Biochemistry of Cell Activation • Complement • Cytokines and Their Cellular Receptors • Detection and Analysis of HIV • Engineering Immune Molecules and Receptors • Immunofluorescence and Cell Sorting • Immunologic Studies in Humans • In Vitro Assays for Mouse Lymphocyte Function • In Vivo Assays for Lymphocyte Function • Induction of Immune Responses • Innate Immunity • Isolation and Analysis of Proteins • Isolation and Differentiation of Stem and Progenitor Cells • Ligand-Receptor Interactions in the Immune System • Microscopy • Molecular Biology • Peptides • Selected Surgical Procedures • Use of Mouse, Rat, Hamster, and Rabbit