PowerPoint
... – transfer of antibodies, e.g., mother to fetus across placenta, mother to infant in breast milk ...
... – transfer of antibodies, e.g., mother to fetus across placenta, mother to infant in breast milk ...
lecture3-Cell Mediated Immunity (2014)
... • Eeach group of MHC consists of several glycoproteins ...
... • Eeach group of MHC consists of several glycoproteins ...
Domain - Eukarya
... its cell membrane which the white blood cells recognise as ‘foreign’ (i.e. not belonging to the host). • These proteins in the trypanosome, that the white blood cells respond to, are called antigens. • The white blood cells make antibodies which are a specific to these antigens. An antibody will onl ...
... its cell membrane which the white blood cells recognise as ‘foreign’ (i.e. not belonging to the host). • These proteins in the trypanosome, that the white blood cells respond to, are called antigens. • The white blood cells make antibodies which are a specific to these antigens. An antibody will onl ...
Themes of Life
... particular body part “tool kit” – a collection of structures that have evolved in ways that make particular functions possible. From capturing food to digesting it, and from reproducing to breathing, organisms use structures that have evolved into different forms as species have adapted to life in d ...
... particular body part “tool kit” – a collection of structures that have evolved in ways that make particular functions possible. From capturing food to digesting it, and from reproducing to breathing, organisms use structures that have evolved into different forms as species have adapted to life in d ...
Cells to Body Systems
... Cells that work together to carry out a function make up tissue. Our bodies contain 4 kinds of tissue. Tissues work together to form a organ (several kinds of tissue working together for the same function). Our skin, heart, and lungs are organs. An organ system are organs that work together to do a ...
... Cells that work together to carry out a function make up tissue. Our bodies contain 4 kinds of tissue. Tissues work together to form a organ (several kinds of tissue working together for the same function). Our skin, heart, and lungs are organs. An organ system are organs that work together to do a ...
Acquired immunity
... Various specialized regions in the body produce immune system components. Humoral immunity is part of acquired immunity and relies on production of antibodies to attack pathogens. A small number of “memory” cells continually patrol the blood and produce antibodies in case of later infection. Cell- ...
... Various specialized regions in the body produce immune system components. Humoral immunity is part of acquired immunity and relies on production of antibodies to attack pathogens. A small number of “memory” cells continually patrol the blood and produce antibodies in case of later infection. Cell- ...
Congratulations / Félicitations - Canadian Society for Immunology
... peripheral T cells can remain in a naïve state in the T cell repertoire; a concept that has become widely known as T cell “ignorance”. She was also amongst the first to show conclusively that thymocyte selection is based on an affinity/avidity model. Dr. Ohashi has extended her work on T cell tolera ...
... peripheral T cells can remain in a naïve state in the T cell repertoire; a concept that has become widely known as T cell “ignorance”. She was also amongst the first to show conclusively that thymocyte selection is based on an affinity/avidity model. Dr. Ohashi has extended her work on T cell tolera ...
Immunity
... Immune Response Targets Antigens • Antigen: substance that triggers immune response – On outer surface of invading cell or virus – MHC (major histocompatibility complex) proteins • Self-antigens on human cell surfaces • Enable immune system to distinguish “self” from “nonself” ...
... Immune Response Targets Antigens • Antigen: substance that triggers immune response – On outer surface of invading cell or virus – MHC (major histocompatibility complex) proteins • Self-antigens on human cell surfaces • Enable immune system to distinguish “self” from “nonself” ...
Chapter 9 - Specific_resistance
... • There are several types of antibodies, each having a specific function. • Typically, antibodies immobilise foreign cells with which they come into contact by making them stick together (agglutination). ...
... • There are several types of antibodies, each having a specific function. • Typically, antibodies immobilise foreign cells with which they come into contact by making them stick together (agglutination). ...
Internal Systems Digestive System
... Biology as a science is based on the Cell Theory All living things are made up of one or more cells. 2. The cell is the simplest unit that can carry out all life processes. 3. All cells come from other cells, they do not come from non-living matter. ...
... Biology as a science is based on the Cell Theory All living things are made up of one or more cells. 2. The cell is the simplest unit that can carry out all life processes. 3. All cells come from other cells, they do not come from non-living matter. ...
Document
... cascade of signals that end in the rapid transcription of several host cell proteins that contribute to the slowing down of viral proliferation. One of these proteins is the enzyme oligoadenylate synthetase (OAS) that catalyses the synthesis of specific 2’-5’ linked nucleotides that activate a host ...
... cascade of signals that end in the rapid transcription of several host cell proteins that contribute to the slowing down of viral proliferation. One of these proteins is the enzyme oligoadenylate synthetase (OAS) that catalyses the synthesis of specific 2’-5’ linked nucleotides that activate a host ...
Specific Defence Summary
... immune cells such as phagocytes, cytotoxic T cells and B cells. b) Cytotoxic T cells These destroy infected cells by inducing apoptosis (cell death). More about Helper T Cells After a phagocyte has done its job of digesting a microbe, it presents fragments of the microbe on its surface. Helper T cel ...
... immune cells such as phagocytes, cytotoxic T cells and B cells. b) Cytotoxic T cells These destroy infected cells by inducing apoptosis (cell death). More about Helper T Cells After a phagocyte has done its job of digesting a microbe, it presents fragments of the microbe on its surface. Helper T cel ...
chapter16
... B cells are covered with thousands of copies of a membranebound immunoglobulin, termed B cell receptor (BCR) or surface Ig (sIg) The immunoglobulin is specific for a particular molecule from a particular species of pathogen If the pathogen enters the body, then this cell will bind to it (or its prod ...
... B cells are covered with thousands of copies of a membranebound immunoglobulin, termed B cell receptor (BCR) or surface Ig (sIg) The immunoglobulin is specific for a particular molecule from a particular species of pathogen If the pathogen enters the body, then this cell will bind to it (or its prod ...
Introduction_to_Infection_and_Immunity_part_two
... Protein compounds with specific combining sites Combining sites attach antibodies to specific antigens (foreign proteins), forming an antigenantibody complex Antigen-antibody complexes may: Neutralize toxins Agglutinate (clump) foreign cells Promote phagocytosis Initiate the complement cascade (whic ...
... Protein compounds with specific combining sites Combining sites attach antibodies to specific antigens (foreign proteins), forming an antigenantibody complex Antigen-antibody complexes may: Neutralize toxins Agglutinate (clump) foreign cells Promote phagocytosis Initiate the complement cascade (whic ...
Multiple Choice. Answer all questions. _____1. When comparing
... _____24. A researcher who detects a higher-than-normal amount of interferon in a laboratory rat would correctly conclude that A) the rat has, or recently had, a viral infection. B) cancerous cells are present in the rat. C) the rat's diet is deficient in calcium. D) monocytes are differentiating int ...
... _____24. A researcher who detects a higher-than-normal amount of interferon in a laboratory rat would correctly conclude that A) the rat has, or recently had, a viral infection. B) cancerous cells are present in the rat. C) the rat's diet is deficient in calcium. D) monocytes are differentiating int ...
cytokines and cytokine receptors
... Wednesday, February 22, 2006, 8:10-10:00 a.m. CYTOKINES AND CYTOKINE RECEPTORS CELL COOPERATION IN THE ANTIBODY RESPONSE Yee-Shin Lin, Ph.D. ...
... Wednesday, February 22, 2006, 8:10-10:00 a.m. CYTOKINES AND CYTOKINE RECEPTORS CELL COOPERATION IN THE ANTIBODY RESPONSE Yee-Shin Lin, Ph.D. ...
9.2 Types of Antibodies and Vaccines ppt
... • A person is injected with a virus or bacteria that has been made very weak or is dead • The body reacts to the foreign particles and creates T and B cells (with memory cells) to develop immunity, without getting sick • Sometimes a person can get sick but this rarely happens and the benefits > risk ...
... • A person is injected with a virus or bacteria that has been made very weak or is dead • The body reacts to the foreign particles and creates T and B cells (with memory cells) to develop immunity, without getting sick • Sometimes a person can get sick but this rarely happens and the benefits > risk ...
Lesson 1 Nutrition, Diet & CHD
... All of this means that it’s a few days before the number of antibodies in the blood starts to rise. But, the immune response leaves memory cells in the blood. If a second invasion occurs by the same pathogen, rapid production of plasma cells occurs, which releases antibodies quickly. ...
... All of this means that it’s a few days before the number of antibodies in the blood starts to rise. But, the immune response leaves memory cells in the blood. If a second invasion occurs by the same pathogen, rapid production of plasma cells occurs, which releases antibodies quickly. ...
File - PBL Group 14
... 5. Identify the cytotoxic action of natural killer cells against infected target cells Natural Killer Cells (NK cells) contain granules that contain protein which mediate the killing of target cells. The process is as follows; NK cells activated NK cells release these proteins via exocytosis adjacen ...
... 5. Identify the cytotoxic action of natural killer cells against infected target cells Natural Killer Cells (NK cells) contain granules that contain protein which mediate the killing of target cells. The process is as follows; NK cells activated NK cells release these proteins via exocytosis adjacen ...
Biol 155 Human Physiology
... Innate immune responses provide the first line of defense The response lack specificity. An invading agent first encounters a phagocytic cell. Phagocytes have receptor proteins such as the Toll-like receptors (TLRs). Activation of such receptors play a role in promoting immunity , by initiatin ...
... Innate immune responses provide the first line of defense The response lack specificity. An invading agent first encounters a phagocytic cell. Phagocytes have receptor proteins such as the Toll-like receptors (TLRs). Activation of such receptors play a role in promoting immunity , by initiatin ...