self-reactive lymphocyte

См. также в других словарях:

• Lymphocyte — A lymphocyte is a type of white blood cell in the vertebrate immune system. By their appearance under the light microscope, there are two broad categories of lymphocytes, namely the large granular lymphocytes and the small lymphocytes.… …   Wikipedia

• immunological tolerance — Specific unresponsiveness to antigen. Self tolerance is a process occurring normally early in life due to suppression of self reactive lymphocyte clones. Tolerance to foreign antigens can be induced in adult life by exposure to antigens under… …   Dictionary of molecular biology

• 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

• immune system disorder — Introduction        Disorders of the immune systemany of various failures in the body s defense mechanisms against infectious organisms (see table (Disorders of the immune system)). Disorders of immunity include immune deficiency diseases, such… …   Universalium

• Central tolerance — is the mechanism by which newly developing T cells and B cells are rendered non reactive to self[1]. The concept of central tolerance was proposed in 1959 by Joshua Lederberg[2], as part of his general theory of immunity and tolerance, and is… …   Wikipedia

• human disease — Introduction       an impairment of the normal state of a human being that interrupts or modifies its vital functions. health versus disease       Before human disease can be discussed, the meanings of the terms health, physical fitness, illness …   Universalium

• Autoimmunity — Infobox Disease Name = Autoimmunity Caption = DiseasesDB = 28805 ICD10 = ICD9 = ICD9|279.4 ICDO = OMIM = 109100 MedlinePlus = eMedicineSubj = eMedicineTopic = MeshID = D001327 Autoimmunity is the failure of an organism to recognize its own… …   Wikipedia

• T cell — T cells belong to a group of white blood cells known as lymphocytes, and play a central role in cell mediated immunity. They can be distinguished from other lymphocyte types, such as B cells and natural killer cells by the presence of a special… …   Wikipedia

• Interleukin 2 — (IL 2) is an interleukin, a type of cytokine immune system signaling molecule, that is instrumental in the body s natural response to microbial infection and in discriminating between foreign (non self) and self. IL 2 mediates its effects by… …   Wikipedia

• CD5 (protein) — CD5 is a cluster of differentiation found on a subset of IgM secreting B cells called B 1 cells, and also on T cells.cite web | title = Entrez Gene: CD5 CD5 molecule| url = http://www.ncbi.nlm.nih.gov/sites/entrez?Db=gene Cmd=ShowDetailView… …   Wikipedia

• autoimmunity — See autoimmune. * * *       the state in which the immune system reacts against the body s own normal components, producing disease or functional changes.       The human immune system performs a surveillance function, identifying and disposing… …   Universalium