Cells of the Immune System, types, function
The Immune System of humans consists of a variety of cells and tissues. The cells of the immune system work together as a defence against infection ...
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T cell development and maturation
In this article, we will learn about T cell development and its differentiation pathway, including the selection events, which decides their fate. But first, let’s ...
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Major Histocompatibility Complex Notes
Major Histocompatibility complex Definition (MHC Molecules) Major histocompatibility complex is a cell surface protein responsible for the rapid rejection of tissue grafts transplanted between genetically ...
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THE COMPLEMENT SYSTEM: PATHWAYS, REGULATIONS
The term complement refers to a set of serum proteins that eliminate blood and tissue pathogens. The complement system exists in an inactive state in ...
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Tolerance and Autoimmunity: mechanism, treatment
TOLERANCE DEFINITION Tolerance is specific immunologic unresponsiveness. In other words, it is a condition when an immune response to a certain antigen or epitope does ...
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Immunoglobulins: structure and functions
ANTIBODIES Antibodies are globulin proteins (immunoglobulins) that will produce in response to antigens. Immunoglobulins are also known as antibodies. They are incredibly diverse and specific ...
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Types of Immunity: innate and adaptive
What is Immunity? Immunity is the ability of an organism to resist a particular infection or toxin by the action of specific antibodies or sensitized ...
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LEUKAEMIA, TYPES AND DIAGNOSIS
LEUKAEMIA DEFINITION The word LEUKEMIA – is derived from the Greek word. ‘Leukos’ means white and ‘aima‘ means blood. Generally, the blood-forming cells are affected ...
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HYPERSENSITIVITY: TYPES, SYMPTOMS, TREATMENT
Hypersensitivity refers to extreme physical sensitivity to particular substances or conditions. It is the undesirable reactions produce by the normal immune system in the form ...
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