PPT-Immune response to virus

infections Lec 3 The relationship between viruses and the immune system is much more intimate than it is for most bacteria viruses often modify the cells within which they replicate thereby rendering them foreign and susceptible to attack by sensitized lymphocytes furthermore . Zoran . Galic. Ph.D. .. Division of Hematology/Oncology. David Geffen School of Medicine UCLA. zgalic@ucla.edu. August . 11, 2015. In response to pathogens, vertebrate immune systems use two interconnected systems:. Department of . Immunology. IMMU 7070-Introductory Immunology 2010-2011. Dr. . Nyla . Dil. 437 Apotex Centre. 272-3149. Oct 20, 2011. Objectives. . To understand how the immune system performs its major physiologic function.. IMMUNIZATION. . Introduction. Following an initial encounter with a pathogen, memory immune cells . are established. . . Reexposure. . to that same pathogen . reawakens these . memory cells to control the secondary infection . LYMPHOCYTES. Are the key cells of the immune system. Two types: B and T. Both produced in the bone marrow. B matures in the bone marrow. T matures in the thymus. Immunocompetency. B and T lymphocytes must recognize “self.”. The specialists who diagnose and treat immune system disorders are called . immunologists. , and the specialty itself is called . immunology. .. Phagocytes. Phagocytes are often the first immune system cells . HIV. (Human immunodeficiency virus)- a virus that attacks the immune system.. Infection with HIV can be prevented. Responsible decisions is the most valuable tool for protection against HIV.. Example: Abstinence from sexual activity and injecting drugs reduce your risk.. Maria Bleier . PATH 417. Overview. The Case. 10 . yr. old male patient . Ronnie McDonald.. Developed abdominal cramps, bloody diarrhea and low grade fever. Physician’s examination: . Asks about history in terms of food consumed – undercooked hamburgers from previous weekend as prime suspect. Immune Response. Adaptive Immune. 2. Adaptive or Acquired Immune Response. Protects against infectious agents and abnormal body cells . Amplifies the inflammatory . response. Activates complement. 3. The relationship between viruses and the immune system is much more intimate than it is for most bacteria: viruses often modify the cells within which they replicate, thereby rendering them ‘foreign’ and susceptible to attack by sensitized lymphocytes; furthermore, . The Immune System. The immune system is a group of cells & soluble molecules, which interact & distinguish patterns in the body as “self” or “non-self,” in order to eliminate those that are “non-self.”. By: Brittaney Luu. The Innate Immune Response. Symptoms. The Physical Barrier. A . keratin plug . is present in non-lactating women to prevent the entry of bacteria created from the stratified squamous epithelium.. CfE. . Advanced Higher Biology. Unit . 2: . Organisms and Evolution. If you have done Higher Human Biology this is just revision!!! Use the key areas to create revision notes!. HOMEWORK: ACTIVITY G – Self Study Task – Immune response to parasites. Dr. Refif S. Al-. Shawk. . Lec. 3. 2021-2022. Parasitic Infections. The term parasite encompasses a vast array of infectious protozoans (unicellular) and metazoans (helminths or worms). . Protozoan. S. Mark Tompkins, PhD. Center for Vaccines and Immunology. Department of Infectious Diseases. March 20, 2017. 1. Linda M. . Stannard. , University of Cape Town. Influenza viruses. 2. Influenza A virus.