dendritic cells

dendritic cells
1. a heterogeneous group of nonphagocytic lymph node constituents comprising 2. follicular dendritic cells of the germinal centers, interdigitating cells of the deep cortex, and veil cells of the afferent lymphatic vessels and lymphatic sinuses; all such cells have an irregular shape with numerous branching processes and an inconspicuous complement of cell organelles. follicular dendritic c's.

Medical dictionary. 2011.

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  • dendritic cells — (1) Follicular dendritic cells, found in germinal centres of spleen and lymph nodes, retain antigen for long periods. (2) Accessory (antigen presenting) cells, positive for Class II histocompatibility antigens, found in the red and white pulp of… …   Dictionary of molecular biology

  • dendritic cells — cells which circulate in the bloodstream and identify antigens in order to activate the specific killer T cells for that antigen (Immunology) …   English contemporary dictionary

  • Follicular dendritic cells — (FDC) are cells of the immune system found in lymph follicles. [cite journal |author=Liu Y, Grouard G, de Bouteiller O, Banchereau J |title=Follicular dendritic cells and germinal centers |journal=Int Rev Cytol |volume=166 |issue= |pages=139–79… …   Wikipedia

  • follicular dendritic cells — antigen presenting cells found in the germinal centers of the lymph nodes, having the property of retaining for long periods of time antigen antibody complexes in labyrinths of clefts bounded by their surface processes. Called also dendritic c s …   Medical dictionary

  • Dendritic cell — A dendritic cell Dendritic cells in skin Dendritic cells …   Wikipedia

  • dendritic cell — (den drit ik) An antigen presenting cell that has long membrane extensions resembling the dendrites of neurons. These cells are found in the lymph nodes, spleen, and thymus (interdigitating dendritic cells); skin (Langerhans cells); and other… …   Dictionary of microbiology

  • Dendritic cell — A special type of cell that is a key regulator of the immune system, acting as a professional antigen presenting cell (APC) capable of activating naďve T cells and stimulating the growth and differentiation of B cells. Dendritic cells are found,… …   Medical dictionary

  • dendritic — adjective Date: 1816 resembling or having dendrites ; branching like a tree < a dendritic drainage system > < dendritic cells > …   New Collegiate Dictionary

  • Dendritic spine — Spiny dendrite of a striatal medium spiny neuron. Common types of dendri …   Wikipedia

  • Dendritic spike — Figure A. shows the idealized phases of an action potential. Figure B. is a recording of an actual action potential N.B. Actual recordings of action potentials are often distorted compared to the schematic view because of variations in… …   Wikipedia

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