What is Immunoglobulin A (IgA Antibody)? Definition of Immunoglobulin A (IgA Antibody) Immunoglobulin A (IgA) is an antibody that plays a key role in the immune function of mucous membranes. It is the second most abundant immunoglobulin in the body and provides protection against antigens and pathogens in the gastrointestinal, respiratory, and genitourinary tracts. Subclasses … Read more
What is Mucosa Associated Lymphoid Tissues (MALT)? Features of Mucosa Associated Lymphoid Tissues (MALT) Mucosa-associated lymphoid tissue (MALT) exhibits several distinctive features: MALT’s unique features highlight its role in mucosal immunity, allowing it to mount specific immune responses at the mucosal surfaces of different tissues. By generating and secreting IgA antibodies and facilitating various immune … Read more
What is Immunoglobulin M (IgM Antibody)? Definition of Immunoglobulin M (IgM Antibody) Immunoglobulin M (IgM) antibody is the first antibody produced by the immune system in response to an infection or foreign substance. It is a large pentameric antibody that plays a crucial role in the body’s initial immune response. Fundamentals of IgM IgM, or … Read more
What is Non-Specific Immune Response? Protection Mechanisms that Anticipate Infection 1. Anatomical Barriers 2. Physiological Barriers 3. Cellular Barriers 4. Complements Infection-Induced Defensive Mechanisms 1. Fever 2. Inflammation Response 3. Interferons FAQ References
What is an inflammation? Definition of inflammation Inflammation is the immune system’s response to injury or infection, characterized by redness, swelling, warmth, and pain at the affected site. Causes of inflammation Inflammation can be triggered by a variety of factors, each capable of initiating an inflammatory response. The following are among the most common causes: … Read more
What is Immunoglobulin D (IgD Antibody)? Properties Of Igd Measurement Of Igd The measurement of IgD, an immunoglobulin found in body fluids, has evolved over time with the development of more sensitive techniques. This article explores various methods used to measure IgD and discusses the challenges and considerations associated with each method. From traditional techniques … Read more
What are mast cells? Definition of mast cells Mast cells are a type of immune cell found in connective tissue that are involved in allergic reactions, immune responses, inflammation, and wound healing. They contain granules rich in histamine and play a crucial role in the body’s defense against pathogens. Structure of Mast cell Types of … Read more
What is Immunoglobulin E (IgE Antibody)? Definition of Immunoglobulin E (IgE Antibody) Immunoglobulin E (IgE) is a type of antibody that is involved in allergic reactions and defense against parasites. It is the least abundant but highly potent class of immunoglobulins found in mammals. Structure of Immunoglobulin E (IgE Antibody) Molecular Level of Immunoglobulin E … Read more
What are Macrophages? Definition of Macrophage A macrophage is a type of white blood cell found in the immune system, known for its ability to engulf and digest cellular debris, foreign substances, and pathogens. It plays a crucial role in both innate and adaptive immunity, aiding in defense against infections and in tissue repair. Structure … Read more
What is Immunofluorescence Assay? Definition of Immunofluorescence Assay Immunofluorescence is a laboratory technique used to detect specific proteins or antigens in biological samples by using antibodies labeled with fluorescent molecules, allowing visualization under a fluorescence microscope. Requirements of Immunofluorescence Assay Objective of Immunofluorescence Assay Principle of Immunofluorescence General Steps of Immunofluorescence Assay Types of Immunofluorescence … Read more
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