Slide 1 The Immune System Chapter 40 Slide 2 Slide 3 Primary Immune Response This is how immunity to disease is acquired Requires time Two components  Recognition Requires…

Slide 1 Regulatory T cells Slide 2 Control of potential T cell self-reactivity: tolerance Random generation of an immense T-cell repertoire (~ 10 15 different TCRs ): Great…

Slide 1 Immunity Chapter 40 Section 2 Slide 2 Slide 3 Lymphatic System Slide 4 Types of White Blood Cells Formed in Bone Marrow, Thymus, spleen, and / or lymph system –Lymphocytes…

Slide 1 Slide 2 Clonal Diversification of Lymphocytes Slide 3 Review of last lecture Bone Marrow Thymus Whenever immature pre-T Cells recognize self-antigens, they are programmed…

Slide 1 Chapter 10 Immunologic Tolerance General Features and Mechanisms T Lymphocyte Tolerance B Lymphocyte Tolerance Tolerance induced by Foreign Protein Antigens Homeostasis…

Slide 1 Immunity Chapter 10 Slide 2 Early Advances Edward Jenner developed vaccine against smallpox Pasteur demonstrated that heating could kill microorganisms in food and…

Slide 1 Slide 2 o Robert Koch- “father of disease” o research focused on anthrax o Koch’s Postulates Slide 3  Initial reaction of body to ALL pathogens  Pathogen-any…

Slide 1 LYMPHATIC IMMUNE SYSTEM Chapter 14 Slide 2 Introduction  Includes:  Network of vessels that transports fluids  Similar to cardiovascular  Organs, etc:…

Slide 1The Immune System Slide 2 What is its function? PROTECTION FROM INVADERS! Three Lines of Defense: Innate Immunity 1. External Defenses - BROAD 2. Internal Defenses…

Slide 1Chapter 3: Antigen Recognition by T lymphocytes TCR T H 1 - T Helper cell type 1 T H 2 - T Helper cell type 2 T C or TCL - cytotoxic T cell Slide 2 Mechanism of Self-tolerance…