PDF-Humoral immunity is mediated by secreted antibodies and its physiologi

2 Features of primary and secondary antibody response Primary response Secondary response Time lag after immunization Usually 510 days Usually 13 days Peak response Smaller Larger Antibody is. General principles of host defense. Mechanisms . of host defense against different classes of microbes . Immune evasion by microbes . Injury caused by normally protective immune responses . Strategies for vaccines . . Ch.16. What is Immunity?. Immunity is resistance to infection after a foreign antigen has penetrated the first line of defense,. Immunity is achieved naturally, by having the disease or the artificial immunization. . Kyle Murar. 5/5/2015. Period 4. What is Immunology?. Immunology is the study of the immune systems of all organisms.. Immunologists not only study the human immune system, but the immune systems organisms ranging from archaea bacteria to zebras.. Adaptive (specific) Immunity. The general idea:. body . can recognize . specific. . invader and act to destroy . that specific invader.. Adaptive . immunity develops during an individual. ’. s lifetime.. Adaptive (specific) Immunity. The general idea:. body . can recognize . specific. . invader and act to destroy . that specific invader.. Adaptive . immunity develops during an individual. ’. s lifetime.. Chaparral High School. What is immunology?. Very simply, it is the study of our body’s defense against infection and disease.. Even though we are constantly bombarded by microorganisms, we rarely become sick. Why?. Immune Responses. Applications of the Immune Response. A. Vaccination – the practice of deliberately stimulating the immune system in order to protect individuals against a disease. 1. Edward Jenner developed the first official smallpox . 1. Transport fluids = excess . interstitial fluids . are returned. to the cardiovascular system. 2. Immunity = houses and transports . lymphocytes. 3. Transport lipids = circulates fats, like vitamins . By . Dr. Sunita Mittal. Learning Objectives. To understand about acquired or adaptive immunity. Steps of humoral immune response. Steps of cellular immune response. Cytokines. Unwanted effects of immune system. Won Seok Song. 1. , Scott Wilson. 2. 1 . Johns Hopkins University, Department of Materials Science and Engineering, . 2. Johns Hopkins Medical Institutions. Introduction. Reaction Schema. Conclusion. Complications of Immune Response Over Stimulation. Cytokine-Production Inhibitors. (. Calcineurin. Inhibitors). Signal 1-blockers. Co-stimulation Blockers. (CD28-blockers). Signal 2-blockers. Cytokine-Function Inhibitors. HUMORAL IMMUNE SYSTEM BY: DR. LUNA PHUKAN TDC 5 TH SEM MAJOR : PAPER 5.3 CELL MEDIATED IMMUNE SYSTEM Cell - mediated immune responses involve the destruction of infected cells by cytotoxic T cell A. Anatomical barriers to infections. 1.Mechanical Factors. Skin. : physical barrier and impermeable to most infectious agents. The desquamation of skin epithelium also helps remove bacteria and other infectious agents that have adhered to the epithelial surfaces. . Dr. . Amany. . Ballow. . Consultant Immunology . Assistant professor KKUH. General Lab Director MDLAB. PhD, Diploma BSHI,MSC.. Objectives . To describe B-cells as the mediators of humoral immunity, (antibody-mediated immunity).