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
What are Antiviral Drugs? Antiviral drugs represent a category of therapeutic agents specifically designed to counteract viral infections. Viruses, which are obligate intracellular parasites, are a predominant cause of morbidity and mortality in humans, animals, and plants. Their pathogenicity ranges from self-limiting conditions to severe, life-threatening diseases. Unlike other microorganisms, viruses are devoid of the … Read more
What is Autoimmune Disease? Signs and symptoms of Autoimmune Disease The signs and symptoms of autoimmune diseases can vary depending on the specific type of disease and the affected body part. While some autoimmune diseases may share similar symptoms, others have distinct manifestations. It is also possible for an individual to have multiple autoimmune diseases … Read more
What is Coomb’s Test? Objectives of Coomb’s Test The objectives of Coomb’s test are to detect red blood cells that are sensitized with IgG alloantibodies, IgG autoantibodies, or complement components. This helps in determining blood group compatibility for transfusions, diagnosing autoimmune hemolytic anemia, and identifying immune-mediated reactions and conditions such as paroxysmal nocturnal hemoglobinuria. Overall, the … Read more
What is Venereal Disease Research Laboratory (VDRL) Test? Principle of Venereal Disease Research Laboratory (VDRL) Test The VDRL test operates on the principle of detecting antibodies that are produced in response to antigens released by damaged host cells in individuals with syphilis. This test utilizes a specific antigen known as VDRL antigen, which consists of … Read more
What is Innate Immunity ? Definition of Innate Immunity Innate immunity refers to the body’s natural, non-specific defense mechanisms that provide an immediate response to invading pathogens without prior exposure. It serves as the first line of defense against infections and is present from birth. Features of Innate immunity Innate immunity possesses distinctive features that contribute … Read more
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