K antigen


K antigen
Capsular antigens of bacteria - usually polysaccharide.

Dictionary of molecular biology. 2004.

Look at other dictionaries:

  • Antigen presentation — is a process in the body s immune system by which macrophages, dendritic cells and other cell types capture antigens and then enable their recognition by T cells. NOTOC The basis of adaptive immunity lies in the capacity of immune cells to… …   Wikipedia

  • Antigen processing — is a biological process that prepares antigens for presentation to special cells of the immune system called T lymphocytes. This process involves two distinct pathways for processing of antigens from an organism s own (self) proteins or… …   Wikipedia

  • antigen — ANTIGÉN s.n. Substanţă de natură proteică, determinând, la introducerea în organism, apariţia unui anticorp. – Din fr. antigène. Trimis de ana zecheru, 13.09.2007. Sursa: DEX 98  antigén s. n., pl. antigéne Trimis de siveco, 26.05.2005. Sursa:… …   Dicționar Român

  • antigen-presenting cells — (APCs) are cells that take in protein antigens, process them, and present antigen fragments to B cells and T cells in conjunction with class II MHC molecules so that the cells are activated. Macrophages, B cells, dendritic cells, and Langerhans… …   Dictionary of microbiology

  • antigen-presenting cell — n any of various cells (as a macrophage or a B cell) that take up and process an antigen into a form that when displayed at the cell surface in combination with a molecule of the major histocompatibility complex is recognized by and serves to… …   Medical dictionary

  • Antigen-Antikörper-Komplex — Antigen Antikörper Komplex, Immunkomplex, innerhalb der humoralen ⇒ Immunreaktion durch den Bindungsvorgang zwischen dem Epitop des Antigens und der variablen Region (Antigen Bindungsstelle) des Antikörpers mit Hilfe hydrophober Wechselwirkung,… …   Deutsch wörterbuch der biologie

  • antigen — (n.) substance that causes production of an antibody, 1908, from Ger. Antigen, from Fr. antigène (1899), from anti (see ANTI (Cf. anti )) + Gk. gen (see GEN (Cf. gen)) …   Etymology dictionary

  • antigen — antigen. См. антиген. (Источник: «Англо русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд во ВНИРО, 1995 г.) …   Молекулярная биология и генетика. Толковый словарь.

  • antigen-binding site — antigen combining site the region of the immunoglobulin molecule that binds to antigens; there is one such site on each of the two Fab regions of each immunoglobulin monomer …   Medical dictionary

  • antigen — àntigēn m DEFINICIJA biol. bilo koja supstanca koja u određenim uvjetima može inducirati specifičan imunološki odgovor i potaknuti stvaranje protutijela i senzibiliziranih T limfocita, s kojima onda reagira ETIMOLOGIJA anti + gen …   Hrvatski jezični portal

  • antigen — ► NOUN ▪ a harmful substance which causes the body to produce antibodies. DERIVATIVES antigenic adjective …   English terms dictionary


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