Eimeriina

Eimeriina
Ei·me·ri·i·na (i″me-riґĭ-nə) a suborder of homoxenous or heteroxenous protozoa (order Eucoccidiida, subclass Coccidia), usually parasitizing the gut epithelium of the host, in which the macrogamete and microgametocyte develop independently, syzygy does not occur, the microgametocyte gives rise to numerous biflagellated microgametes, and the sporozoites are typically enclosed in an oocyst. Representative genera include Aggregata, Besnoitia, Cryptosporidium, Eimeria, Isospora, Sarcocystis, Toxoplasma, and Tyzzeria.

Medical dictionary. 2011.

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  • Cryptosporidium — A genus of coccidian sporozoans (family Cryptosporiidae, suborder Eimeriina) that are important pathogens of calves and other domestic animals, and common opportunistic parasites of humans that flourish under conditions of compromised immune… …   Medical dictionary

  • Sarcocystis — A genus of protozoan parasites, related to the sporozoan genera Eimeria, Isospora, and Toxoplasma, and placed in a distinct family, Sarcocystidae, but with the above genera in the same suborder, Eimeriina, within the subclass Coccidia, class …   Medical dictionary

  • Cryptosporidiosis — Not to be confused with Cryptococcus. Cryptosporidium Cryptosporidium muris oocysts found in human feces. Scientific classification …   Wikipedia

  • Cyclospora — A Cryptosporidium like genus of coccidian parasites reported from millipedes, reptiles, insectivores, and a rodent species. C. is characterized by acid fast oocysts with two sporocysts, each with two sporozoites. C. is implicated as the cause of… …   Medical dictionary

  • Isospora — A genus of coccidia (family Eimeriidae, class Sporozoea), with species chiefly in mammals; the ripe oocysts contain two sporocysts, each of which contains four sporozoites. This genus is now known to be closely related to Toxoplasma and… …   Medical dictionary

  • Tyzzeria — A genus of coccidia (family Eimeriidae) in which the oocyst contains eight naked sporozoites. Important species are T. anseris, a relatively nonpathogenic species found in the small intestine of domestic and wild geese, whistling swans, and… …   Medical dictionary

  • КРИПТОСПОРИДИОЗ — мед. Криптоспоридиоз инфекционное заболевание ЖКТ, вызываемое простейшими паразитами (кокцидиями), характеризующееся атрофией ворсинок слизистой оболочки, диареей, судорогами, снижением массы тела, тошнотой, рвотой и лихорадкой. Чаще болеют дети… …   Справочник по болезням

  • Eimeria — Ei·me·ria ī mir ē ə n a genus of coccidian protozoans that invade the visceral epithelia and esp. the intestinal wall of many vertebrates and some invertebrates and that include serious pathogens ei·me·ri·an ē ən adj or n Ei·mer ī mər Theodor… …   Medical dictionary

  • toxoplasma — toxo·plas·ma .täk sə plaz mə n 1) cap a genus of sporozoans that are typically serious pathogens of vertebrates 2) pl mas or ma·ta mət ə also ma any microorganism of the genus Toxoplasma …   Medical dictionary

  • Aggregata — Ag·gre·ga·ta (ag″rə gaґtə) [L. aggregare to add to] a genus of coccidian protozoa (suborder Eimeriina, order Eucoccidiida), the life cycle of which involves schizogony in a crustacean and sporogony and gametogony in a cephalopod …   Medical dictionary

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