bursa-derived lymphocyte

См. также в других словарях:

• lymphocyte — A white blood cell formed in lymphatic tissue throughout the body ( e.g., lymph node s, spleen, thymus, tonsils, Peyer patches, and sometimes in bone marrow) and in …   Medical dictionary

• B cell — noun a lymphocyte derived from bone marrow that provides humoral immunity; it recognizes free antigen molecules in solution and matures into plasma cells that secrete immunoglobulin (antibodies) that inactivate the antigens • Syn: ↑B lymphocyte • …   Useful english dictionary

• B cell — noun Etymology: B probably from bursa derived (produced by the bursa of Fabricius Date: 1968 any of the lymphocytes that have antigen binding antibody molecules on the surface, that comprise the antibody secreting plasma cells when mature, and… …   New Collegiate Dictionary

• blood — bloodlike, adj. /blud/, n. 1. the fluid that circulates in the principal vascular system of human beings and other vertebrates, in humans consisting of plasma in which the red blood cells, white blood cells, and platelets are suspended. 2. the… …   Universalium

• genetics, human — ▪ biology Introduction       study of the inheritance of characteristics by children from parents. Inheritance in humans does not differ in any fundamental way from that in other organisms.       The study of human heredity occupies a central… …   Universalium

• Adaptive immune system — The adaptive immune system is composed of highly specialized, systemic cells and processes that eliminate or prevent pathogenic challenges. Thought to have arisen in the first jawed vertebrates, the adaptive or specific immune system is activated …   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

• B cell — B cells are lymphocytes that play a large role in the humoral immune response (as opposed to the cell mediated immune response, which is governed by T cells). The principal functions of B cells are to make antibodies against antigens, perform the …   Wikipedia

• syndrome — The aggregate of symptoms and signs associated with any morbid process, and constituting together the picture of the disease. SEE ALSO: disease. [G. s., a running together, tumultuous concourse; (in med.) a concurrence of symptoms, fr. syn,… …   Medical dictionary

• B-cell — (also known as a B lymphocyte) A type of lymphocyte derived from bone marrow stem cells that matures into an immunologically competent cell under the influence of the bursa of Fabricius in the chicken and bone marrow in nonavian species.… …   Dictionary of microbiology

• B — 1. Symbol for boron; for aspartic acid or asparagine when it is unclear which of the two amino acid s is present; for bromouridine; second substrate in a multisubstrate enzyme catalyzed reaction. 2. As a subscript, refers to barometric pressure.… …   Medical dictionary