- monocyte-macrophage system
The collection of fixed phagocytic cells (including macrophages, monocytes, and specialized endothelial cells) located in the liver, spleen, lymph nodes, and bone marrow. This system is an important component of the host\'s general nonspecific defense against pathogens.
Microbiology. Aard_Wark . 2009.
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Macrophage — A type of white blood that ingests (takes in) foreign material. Macrophages are key players in the immune response to foreign invaders such as infectious microorganisms. Blood monocytes migrate into the tissues of the body and there differentiate … Medical dictionary
Monocyte — A white blood cell that has a single nucleus and can ingest (take in) foreign material. (In other words, a monocyte is thus a mononuclear phagocyte that circulates in the blood.) Monocytes later emigrate from blood into the tissues of the body… … Medical dictionary
macrophage — noun Etymology: International Scientific Vocabulary Date: 1890 a phagocytic tissue cell of the immune system that may be fixed or freely motile, is derived from a monocyte, functions in the destruction of foreign antigens (as bacteria and… … New Collegiate Dictionary
macrophage — Relatively long lived phagocytic cell of mammalian tissues, derived from blood monocyte. Macrophages from different sites have distinctly different properties. Main types are peritoneal and alveolar macrophages, tissue macrophages (histiocytes),… … Dictionary of molecular biology
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Innate immune system — See also: Immune system and Adaptive immune system Innate immune system The innate immune system, also known as non specific immune system and secondary line of defence, comprises the cells and mechanisms that defend the host … Wikipedia
immune system — Anat. a diffuse, complex network of interacting cells, cell products, and cell forming tissues that protects the body from pathogens and other foreign substances, destroys infected and malignant cells, and removes cellular debris: the system… … Universalium
Mononuclear phagocyte system — Reticuloendothelial system is an older term for the mononuclear phagocyte system. The mononuclear phagocyte system consists primarily of monocytes and macrophages. The spleen is the largest unit of the mononuclear phagocyte system. The monocyte… … Wikipedia