ameboid movement

См. также в других словарях:

• ameboid movement — movement characteristic of amebae and leukocytes by extension of the plasma membrane to form a balloonlike pseudopodium that attaches to the substrate and into which the cytosol flows, moving the cell forward. Movement is accompanied by cyclic… …   Medical dictionary

• ameboid — 1. Resembling an ameba in appearance or characteristics. 2. Of irregular outline with peripheral projections; denoting the outline of a form of colony in plate culture. [ameba + G. eidos, appearance] * * * ame·boid or chiefly Brit amoe·boid ə mē …   Medical dictionary

• ameboid cell — any cell capable of ameboid movement; called also amebocyte and wandering c …   Medical dictionary

• movement — 1. The act of motion; said of the entire body or of one or more of its members or parts. 2. SYN: stool. 3. SYN: defecation. [L. moveo, pp. motus, to move] active m. 1. m. effected by the organism itself, unaided by external influences. 2. in… …   Medical dictionary

• leukocyte — A type of cell formed in the myelopoietic, lymphoid, and reticular portions of the reticuloendothelial system in various parts of the body, and normally present in those sites and in the circulating blood (rarely in other tissues). Under various… …   Medical dictionary

• Chemotaxis — is the phenomenon in which somatic cells, bacteria, and other single cell or multicellular organisms direct their movements according to certain chemicals in their environment. This is important for bacteria to find food (for example, glucose) by …   Wikipedia

• Zoomastigophorea — A class of flagellates (superclass Mastigophora) within the phylum Sarcomastigophora (flagellate and ameboid protozoans), of animal like as opposed to plantlike characteristics. Chromatophores are absent; one to many flagella are found, although… …   Medical dictionary

• streaming — See ameboid movement. * * * stream·ing strē miŋ n an act or instance of flowing specif CYCLOSIS * * * stream·ing (strēmґing) the movement of a current in a fluid …   Medical dictionary

• Red pulp — Infobox Anatomy Name = PAGENAME Latin = pulpa splenica GraySubject = 278 GrayPage = 1284 Caption = Transverse section of a portion of the spleen. (Spleen pulp labeled at lower right.) Caption2 = Spleen System = Precursor = MeshName = MeshNumber …   Wikipedia

• Asa Arthur Schaeffer — (* 9. Mai 1883 in Kunklestone, Pennsylvania; † 19. Dezember 1980 in Philadelphia) war ein amerikanischer Protozoologe, dessen Forschungsschwerpunkt auf der Erforschung der Taxonomie und des Verhaltens von Amöben lag. Inhaltsverzeichnis 1… …   Deutsch Wikipedia

• leukocytotaxia — 1. The active ameboid movement of leukocytes, especially the neutrophilic granulocytes, either toward (positive l.) or away from (negative l.) certain microorganisms as well as various substances frequently formed in inflamed tissue. 2. The… …   Medical dictionary