b cell

Englisch - Türkisch

Englisch - Englisch

Definition von b cell im Englisch Englisch wörterbuch: A lymphocyte, derived from bone marrow, that produces antibodies and is responsible for the immune system; beta cell, cell in the pancreatic islets which produces and secretes insulin (Physiology); type of lymphocyte produced in the bone marrow, precursor of antibody-producing plasma cells (Immunology); Any of the lymphocytes that mature in the bone marrow and, when stimulated by a particular antigen, differentiate into plasma cells. Also called B lymphocyte. One of the two types of lymphocytes (the others being T cells). All lymphocytes begin their development in the bone marrow. B cells are involved in so-called humoral immunity; on encountering a foreign substance (antigen), the B lymphocyte differentiates into a plasma cell, which secretes immunoglobulin (see antibody); 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
B cells: plural form of B cell