Defense and Immunity I. First Lines of Defense A. Mechanical Barriers 1. Skin 2. Respiratory Epithelium 3. Fluid Barriers 4. Others B. Chemical Barriers 1.
Title: PowerPoint Presentation Author: Christian Wilson Last modified by: WSFCS Workstation Created Date: 1/22/2003 4:23:53 AM Document presentation format
Specific Defenses The Immune System Definitions Innate (nonspecific) Defenses against any pathogen Immunity Specific antibody and lymphocyte response to an antigen ...
Monoclonal Antibodies (mAbs) Antibodies (Abs). Also known as immunoglobulins (Ig). Comprised of 2 heavy chains and 2 light chains Monoclonal Abs bind specifically to ...
BODY DEFENSES NON-SPECIFIC DEFENSES CELLS AND CHEMICALS a. Interferon- b. Complement- c. Phagocytes- d. Natural Killer (NK) Cells- THE LYMPHATIC SYSTEM Consists of ...
* * pH=3-5 Mucus Membranes Phagocytic cells Migrate OUT of the blood when the sense differences in concentration of certain chemicals engulf bacteria, dead cells, etc .
Antibodies Also called immunoglobulins Constitute the gamma globulin portion of blood proteins Are soluble proteins secreted by activated B cells and plasma cells in ...
Against Infection 1. Innate responses (humoral and cellular) 2. Immunity to intracellular pathogens NK cells, control of Th1/Th2 responses 3. Immunity to ...
Host Defense Mechanisms (non-specific) BIO162 Microbiology for Allied Health Chapter 15 Page Baluch Host Defenses Resistance Ability to ward off disease Varies among ...
Natural Defense Mechanisms. Immunology Unit. College of Medicine & KKUH. Objectives 1. First (non-specific immunity) and second (adaptive immunity) lines of defense 2.
Monoclonal Abs bind specifically to a single site (epitope) on a ... (Medarex, Abgenix, Kirin) Breedveld, Lancet 2000 355:9205. 18. 26.02.2004. Antineoplastic ...
Barriers to entry are the skin and mucous membranes. ... Humoral immune response. B lymphocyte. Antibody formation. macrophage. Antibody. Action of antibody ...
Antibodies form specific stable complexes with antigens (antibody generators) ... Elution by competition with free hapten. Multiplication and purification ...
Differ by a single amino acid in framework 1 (codon 21) ... Proteins encoded by two VH12 alleles differ by a single amino acid at codon 21 in framework ...
A Danger Theory based Event-Incident Model for Intrusion Detection System is proposed. ... In the context of IDS, danger signals would be interpreted as ...
Host Defenses Anne Nicholson-Weller Host Defenses Anne Nicholson-Weller Why is the distinction between Innate Immunity and Adaptive Immunity relevant for Clinical ...
Title: Lecture Presentation to accompany Principles of Life Author: student Last modified by: student Created Date: 2/22/2011 3:05:26 PM Document presentation format
First Line of Defense Skin Sweat Tears Nose Hairs & Mucous Stomach Acid Saliva What if the first line of defense lets a pathogen by?? A macrophage (above with ...
CHAPTER 24 Nonspecific Defenses: Innate Immunity The Immune Response The Immune System: When the nonspecific defense mechanisms fail, the immune system provides ...
Defense against Infection How Our Body Defends Against Pathogens What is the Immune System? Primary Defense against disease-causing organisms First Line Defense Skin ...
Adaptive Immunity: Specific Defenses of the Host Extracellular Killing Antibody-dependent cells-mediated cytotoxicity. Natural killer cells destroy cells which don ...
Includes B cells and T cells. Monocyte Phagocytosis Monocytes are the chief phagocytes. ... (anti-coagulant) and histamine, which prevents inflammation.
DEFENSES OF THE HOST NONSPECIFIC RESISTANCE Defenses that protect the host against ANY pathogen Mechanical factors Chemical factors Specific Resistance Mechanical ...
Immunology Non-specific Host Defenses Non-specific means that the defenses that are used to protect the body act the same no matter what the infection is.
mature B cell: ... Antibody-dependent cell-mediated cytotoxicity (ADCC) ... Established cell lines (hybridomas) that secrete any antibody that can be raised ...
Title: Table of Contents Author: Wendy Beck Last modified by: sa Created Date: 10/16/2000 7:08:56 PM Document presentation format: On-screen Show Company
Medical biology, microbiology, virology, immunology department ANTIBODIES. Cells cooperation in immune response. ANTIBODIES (IMMUNOGLOBUL1NS) are globulin proteins ...
The Lymphatic System and Body Defenses Chapter 12 Part B T Cell Clones Cytotoxic T cells Specialize in killing infected cells Insert perforin(a toxic chemical) into ...
Antibodies in colostrum provide the source of immune protection for newborn pigs ... During this time, colostrum immunoglobulins are absorbed across the intestinal ...