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Encyclopedia results for Sporozoite

Sporozoite





Encyclopedia results for Sporozoite

  1. Stieda body

    The Stieda body is an organelle located at the polar region of the Apicomplexa lifecycle stages sporocyst of some coccidia visible with electron microscopy. It appears as a knob like structure and is a plug occluding a hole in the sporocyst. The breakdown of this body allows excystation of the sporozoite s. Alveolata Chromalveolate diseases Category Parasites Category Apicomplexa ...   more details



  1. Agamococcidiorida

    Taxobox name Apicomplexa domain Eukaryota regnum Chromalveolata superphylum Alveolata phylum Apicomplexa classis Conoidasida subclassis Coccidia ordo Agamococcidiorida subdivision ranks Families & Genera subdivision Gemmocystidae br Gemmocystis Rhytidocystidae br Rhytidocystis Agamococcidiorida is an Order biology order within the Class biology subclass Coccidia of the phylum Apicomplexia . ref name Levine1979 Levine ND 1979 Agamococcidiorida ord. n. and Rhytidocystidae fam. n. for the coccidian genus Rhytidocystis Henneguy, 1907. J Protozool 26 2 167 168 ref All members of this order are parasitic protozoa . They are found in marine annelid s. Life cycle Both Protozoal merogony merogony and gametogony are absent in this order. The oocyst s contain Apicomplexa lifecycle stages sporocysts with two sporozoite s each. References reflist alveolata Category Apicomplexa chromalveolate stub ...   more details



  1. Saglin

    Orphan date April 2012 Saglin is a protein produced by the salivary glands of mosquitoes . It is thought that this protein allows the malarial sporozoite to bind to the salivary glands, allowing invasion. ref name Oku Okulate et al. 2007 Identification and molecular characterization of a novel protein Saglin as a target of monoclonal antibodies affecting salivary gland infectivity of Plasmodium sporozoites ref It is currently under investigation as a potential drug target to help control transmission of the disease by controlling transmission in the Vector epidemiology vector . ref name mykle The Saglin Project http bioquest.org oakwood2008 2008 08 this is the saglin project ref References reflist Category Proteins ...   more details



  1. Cryptophagus (protozoa)

    Taxobox domain Eukaryote Eukaryota regnum Chromalveolata superphylum Alveolata phylum Myzozoa subphylum Perkinsozoa infraphylum Protalveolata classis Perkinsea classis authority ordo subordo familia genus Cryptophagus subdivision ranks Species subdivision Cryptophagus subtilis br Cryptophagus is a genus of parasitic protozoa in the phylum Apicomplexa . ref name Brugerolle2002 Brugerolle G 2002 Cryptophagus subtilis a new parasite of cryptophytes affiliated with the Perkinsozoa lineage. Eur J Protistol 37 4 , 379 390 ref There is only one known species in this genus. This species was isolated in 2002 from a free living Cryptomonad cryptophyte Chilomonas paramaecium . The type species is Cryptophagus subtilis . Life cycle The life cycle begins with the adhesion of the anterior tip of the parasite, followed by the penetration of the flagellated sporozoite , into a specialized region at the base of a Chilomonas flagella . The trophozoite grows within the host cytoplasm. After 4 5 successive nuclear mitosis mitoses the sporozoites bud on the surface where they acquire flagellae, microneme s and other apical structures. Mitosis is closed with an external spindle lacking a paradesmosis . A sporangium is not formed but a cyst may occur within the host. Description The sporozoite has an elongated shape with an apical complex, a central Cell nucleus nucleus and two flagellae which are inserted at the base of the pseudoconoid . Two microtubular roots lie deep to the plasma membrane and are attached to each basal body . The apical complex consistes of a set of 10 14 microneme s and a train of dumb bell like vesicles which converge toward the tip of the pseudoconoid. The micronemes are outlined by a four microtubule fibre. The dumb bell like vesicles are associated with a three microtubules in a rake like fibre. The mitochondria l network has few cristae and a fairly reduced dense matrix. One large vacuole containing microfilamentous material is present and is connected to the n ...   more details



  1. Protococcidiorida

    Taxobox name Apicomplexa domain Eukaryota regnum Chromalveolata superphylum Alveolata phylum Apicomplexa classis Conoidasida ordo Protococcidiorida subdivision ranks Families subdivision Angeiocystidae br Eleutheroschizonidae br Grelliidae br Mackinnoniidae br Myriosporidae br Protococcidiorida is an Order biology order within the class biology subclass Conoidasida of the phylum Apicomplexia . All members of this order are parasitic protozoa . The order was created by Kheisin in 1956. The species in this order infect annelid s. There are five families and one additional genus Sawayella in this order. Life cycle Both gamogony and sporogony is extracellular. Merogony appears to be absent. The extracellular sporozoite s develop directly into gamont s. Taxonomy The family Grelliidae includes the genera Coelotropha , Defretinella , Grellia and Myriosporides . ref name Levine1973 Levine ND 1973 Grellia gen. n. for Eucoccidium of Grell 1953 Preoccupied. J Euk Microbiol 20 5 548 549 DOI 10.1111 j.1550 7408.1973.tb03569.x ref The family Angeiocystidae includes the genus Angeiocystis . References reflist Category Apicomplexa ...   more details



  1. Hoarella

    italic title Taxobox name image image caption domain Eukaryota regnum Chromalveolata superphylum Alveolata phylum Apicomplexa classis Conoidasida subclassis Coccidiasina ordo Eucoccidiorida subordo Eimeriorina familia genus Hoarella subdivision ranks Species subdivision Hoarella garnhami br Hoarella is a genus of parasitic protozoa in the phylum Apicomplexa . This genus infects reptile s. Only one species Hoarella garnhami in this genus is recognised. Description This genus was described in 1963 by Arcay de Peraza. ref name dePeraza1963 Arcay de Peraza 1963 Studies on two new coccidia from the Venezuelan lizard Cnemidophorus lemniscatus lemniscatus Hoarella garnhami gen.nov., sp.nov. and Eimeria flaviviridis americana subsp.nov. Parasitology 53 95 107 ref The meront s and gamont s are found within the intestinal wall. The oocyst s have 16 Apicomplexa lifecycle stages sporocysts each of which has 2 sporozoite s. The life cycle is currently not known. Host range This species is found in the rainbow whiptail lizard Cnemidophorus lemniscatus . References reflist Alveolata Category Apicomplexa protist stub id Eucoccidiorida it Eucoccidiorida ...   more details



  1. Dorisiella

    Taxobox image domain Eukaryota regnum Chromalveolata superphylum Alveolata phylum Apicomplexa classis Conoidasida subclassis Coccidia sina ordo Eucoccidiorida subordo Eimeriorina familia Caryotrophidae genus Dorisiella genus authority Ray, 1930 subdivision ranks Species subdivision Dorisiella scolelepidis br Dorisiella is a genus of parasitic protozoa belonging to the phylum Apicomplexa . This genus was created in 1930 by Ray. ref name Ray1930 Ray HN 1930 Studies on some sporozoa in polychaete worms. II. Dorisiella scolelepidis , n. gen., n. sp. Parasitology 22 471 480 ref Taxonomy Currently there is only one species recognised in this genus. Life cycle This species infects the gasterointestinal tract of polychaete worms. It is not known if it has any other host. The parasite infects the cells of the gut wall. The oocysts have thin membrane like walls. Each Apicomplexa lifecycle stages sporocyst gives rise to 8 sporozoite s Host records Malacoceros fuliginosus . This worm of the family Spionidae was previously known as Scolelepis fuliginosa . This name is now recognised as a junior synonym. References reflist Alveolata Category Apicomplexa ...   more details



  1. Angeiocystis

    Taxobox image domain Eukaryota regnum Chromalveolata superphylum Alveolata phylum Apicomplexa classis Conoidasida subclassis Coccidia Coccidiasina ordo Eucoccidiorida subordo Eimeriorina familia Aggregatidae genus Angeiocystis genus authority subdivision ranks Species subdivision Angeiocystis audouinae br Angeiocystis is a genus of parasitic protozoa belonging to the phylum Apicomplexa . This genus was created in 1904 by Brasil. Taxonomy Currently there is only one species recognised in this genus. Life cycle This species infects the heart of marine polychaete worms The sporocyt s may contain up to 30 sporozoite s. The sporozoites are slender and curved with length of up to 25 microns. The gamont s are initially sausage shaped and later become spherical. The microgamete s are biflagellated and several are formed from each microgametocyte . Host records This parasite was described from the worm Cirriformia tentaculata family Cirratulidae . This genus was previous known as Audouinia . References reflist Alveolata Category Apicomplexa ...   more details



  1. Diaspora (protozoa)

    Taxobox name Eimeriorina domain Eukaryota regnum Chromalveolata superphylum Alveolata phylum Apicomplexa classis Conoidasida subclassis Coccidia sina ordo Eucoccidiorida subordo Eimeriorina familia Eimeriidae genus Diaspora subdivision ranks Species subdivision Diaspora hydatidea br Diaspora is a genus in the phylum Apicomplexa This genus was created by Leger in 1898. ref name Leger1898 Leger L 1898 Essai sur la classification des coccidies et description de quelques especes nouvelles ou peu connues. Annales du Musee d Histoire Naturelle de Marseille, Serie II, Bulletin Notes Zoologiques, Geologiques, Paleontologiques Varietes 1 71 123 ref Taxonomy There is one species in this genus Diaspora hydatidea . This species was isolated from a millipede Polydesmus species This genus was created for was created for those Eimeriidae whose oocyst s are unknown but have Apicomplexa lifecycle stages sporocysts each containing a single sporozoite . As such it is poorly defined and may be revised in the future. References reflist Alveolata Category Apicomplexa Chromalveolate stub ...   more details



  1. Ganapatiella

    Taxobox image image width image caption domain Eukaryota regnum Chromalveolata superphylum Alveolata phylum Apicomplexa classis Conoidasida ordo Eucoccidiorida subordo Adeleorina familia Adeleidae family authority Mesnil 1903 subfamilia subfamily authority genus Ganapatiella genus authority Kalavati, 1977 subdivision ranks Species subdivision Ganapatiella odontotermi br Ganapatiella is a genus of parasitic protozoa of the phylum Apicomplexa . The genus was created by Kalavati in 1977. ref name Kalavati1977 Kalavati C 1977 Morphology and life cycle of a new adeleid coccidian, Ganapatiella odontotermi n. gen. n. sp. from the adipose tissue of Odontotermes obesus . Archiv fur Protistenkunde 119 3 ref Taxonomy There is one species known in this genus. Description This species is found in the fat body of the termite Odontotermes obesus . The oocyst s contain many Apicomplexa lifecycle stages sporocysts , each of which encloses 2 sporozoite s. Instead of the usual 1 4, eight microgamete s from each microgamont during syzygy . References reflist Alveolata Category Apicomplexa Chromalveolate stub ...   more details



  1. Dactylosoma

    Taxobox color greenyellow name Dactylosoma domain Eukarya regnum Chromalveolata superphylum Alveolata phylum Apicomplexa classis Conoidasida subclassis Coccidia ordo Eucoccidiorida subordo Adeleorina familia Dactylosomatidae genus Dactylosoma subdivision ranks Species subdivision Dactylosoma hannesi br Dactylosoma jahni br Dactylosoma lethrinorum br Dactylosoma mariae br Dactylosoma notopterae br Dactylosoma ranarum br Dactylosoma salvelini br Dactylosoma splendens br Dactylosoma sylvatica br Dactylosoma taiwanensis br Dactylosoma is a genus of parasitic protozoa of the phylum Apicomplexia . ref name Mamwell1964 Mamwell RD 1964 The genus Dactylosoma . J Protozool 11 526 530 ref Species in this genus have two hosts in their life cycle the vertebrate host is a fish or amphibian possibly also reptile s and the invertebrate host is a glossiphoniid leech Glossiphoniidae . The type species is Dactylosoma ranarum . History This genus was described by Labb in 1894. Description Protozoal merogony Merogony Schizont s in this genus produce 6 to 16 merozoite s by simultaneous exogenous budding. These typically are found in a fan shaped arrangement. This occurs within the erythrocyte s. Secondary merogony produces 6 smaller merozoites that are destined to become intraerythrocytic gamont s. Gametogony The gametocyte s are larger, elongated forms derived from some of the merozoite s. Oocyst s are formed after fertilization in the leech intestine. 30 or more sporozoite s are produced by exogenous budding directly in the cytoplasm of the intestinal epithelial cells. No oocyst wall is formed. References Reflist Alveolata Protist stub Category Apicomplexa ...   more details



  1. Vetufebrus

    italic title Taxobox color khaki name Vetufebrus image domain Eukaryota unranked phylum Alveolata phylum Apicomplexa classis Aconoidasida ordo Haemosporida familia Plasmodiidae genus Vetufebrus subdivision ranks Species subdivision Vetufebrus ovatus br Vetufebrus is an extinct genus of haemospororida that was described from Dominica n amber dating to the mid Tertiary era. ref name Poinar2011 Poinar GO Jr 2011 Vetufebrus ovatus n . gen ., n . sp . Haemospororida Plasmodiidae vectored by a streblid bat fly Diptera Streblidae in Dominican amber. Parasit Vectors 4 1 229 ref The genus name is from the Latin words vetus old and febris fever . The species name is derived from the Latin ovatus oval, egg shaped and refers to the shape of the oocysts. Although members of the Nycteribiidae transmit bat malaria presently, extant streblids have never been implemented as vectors of bat malaria. The description of this genus shows that these species have transmitted bat malaria in the past. Description This species was described from two oocyst s attached to the midgut wall and from sporozoite s in salivary gland s and ducts of a fossil bat fly . The oocysts are ovoid and the sporozoites are short and stubby with rounded ends. References reflist Category Apicomplexa ...   more details



  1. Wenyonella

    italic title Taxobox name Spirocystis image image caption domain Eukaryota regnum Chromalveolata superphylum Alveolata phylum Apicomplexa classis Conoidasida subclassis Coccidia sina ordo Eucoccidiorida subordo Eimeriorina familia Eimeriidae genus Wenyonella subdivision ranks Species subdivision Wenyonella africana br Wenyonella ameivae br Wenyonella anatis br Wenyonella arcayae br Wenyonella baghdadensis br Wenyonella bahli br Wenyonella columbae br Wenyonella gagari br Wenyonella gallinae br Wenyonella hoarei br Wenyonella levinei br Wenyonella mackinnonae br Wenyonella maligna br Wenyonella markovi br Wenyonella parva br Wenyonella pellerdyi br Wenyonella philiplevinei br Wenyonella uelensis br Wenyonella is a genus of parasitic protozoa in the phylum Apicomplexa . The genus was described in 1933 by Hoare. ref name Hoare1933 Hoare CA 1933 Studies on some new ophidian and avian coccidia from Uganda, with a revision of the classification of the Eimeriidea . Parasitology 25 359 388 ref The type species is Wenyonella africana . Description The species in this genus have oocyst s with four Apicomplexa lifecycle stages sporocysts each sporocyst gives rise to four sporozoite s. They are found in the gasterointestinal tracts of reptile s, bird s and mammal s. References Reflist Alveolata Category Apicomplexa ...   more details



  1. Adelea

    Taxobox image image width image caption domain Eukaryota regnum Chromalveolata superphylum Alveolata phylum Apicomplexa classis Conoidasida ordo Eucoccidiorida subordo Eimeriorina familia Eimeriidae family authority Minchin 1903 subfamilia Ithaniinae subfamily authority Ludwig 1947 genus Adelea genus authority subdivision ranks Species subdivision Adelea hartmanni br Adelea ovata br Adelea is a genus of parasitic protozoa of the phylum Apicomplexa . The name is derived from the Greek word ad los meaning unseen The genus was created by Mesnili. Taxonomy Adelea together with the genera Adelina genus Adelina and Ithania protozoa Ithania form the subfamily Ithaniinae . This subfamily was created in 1947 by Ludwig to accommodate these genera of eimeria that share certain morphological features and infect the digestive tracts of insects. ref name Ludwig1947 Ludwig FW 1947 Studies on the protozoan fauna of the larvae of the crane fly, Tipula abdominali the life history of Ithania wenrichi n. gen., n. sp., a coccidian, found in the caeca and mid gut, and a diagnosis of Ithaniinae , n. subfamily. Trans Am Microsc Soc 66 1 22 33 ref The genus Adelina was created by Hesse in 1911 because of morphological differences between the species. Description The species in this genus are parasitic on arthropod s and have two sporozoite s in each Apicomplexa lifecycle stages sporocyst . During syngny, four microgamete s associate with the macrogamete . One microgamete penetrates the macrogamete and the remaining three die off. References reflist Alveolata Category Apicomplexa Chromalveolate stub ...   more details



  1. Gibbsia

    Taxobox image image width image caption domain Eukaryota regnum Chromalveolata superphylum Alveolata phylum Apicomplexa classis Conoidasida ordo Eucoccidiorida subordo Eimeriorina familia Eimeriidae family authority Minchin 1903 subfamilia subfamily authority genus Gibbsia genus authority Levine 1986 subdivision ranks Species subdivision Gibbsia archiuli br Gibbsia is a genus of parasitic protozoa of the phylum Apicomplexa . There is only one species known in this genus. Taxonomy This genus was created by Levine for a species of protozoa that were discovered by Gibbs in 1952. ref name Levine1986 Levine ND 1986 Gibbsia archiuli Apicomplexa, Eucoccidiorida n. g., n. sp. from the millipede Archiulus moreleti . J Euk Micro 33 2 300 301 ref Description The only known species in this genus was found in South Africa . It infects the garden millipede Archiulus moreleti . Merogony , gamogony and sporogony occur within the host s blood cells. Microgamete s are not flagellated. Oocyst s contain four Apicomplexa lifecycle stages sporocyst s. Each sporocyst has a single sporozoite . References reflist Alveolata Category Apicomplexa Chromalveolate stub ...   more details



  1. Gemmocystis

    italic title Taxobox domain Eukaryota regnum Chromalveolata superphylum Alveolata phylum Apicomplexa classis Conoidasida subclassis Coccidia sina ordo Agamococcidiorida ordo authority Levine 1979 familia Gemmocystidae familia authority Levine 1979 genus Gemmocystis genus authority Upton & Peters 1986 subdivision ranks Species subdivision Gemmocystis cylindrus small Upton & Peters 1986 small br Rhytidocystis is a genus of apicomplexan . ref name Upton1986 Upton S J, Peters EC 1986 A new and unusual species of coccidium Apicomplexa Agamococcidiorida from Jamaican scleractinian corals. J Invert Pathol 47 184 193 ref This genus is parasitic on scleractinian corals Agaricia agaricites , Dendrogyra cylindrus , Diploria strigosa , Meandrina meandrites , Montastraea cavernosa , Porites astreoides , Porites porites and is found in the Caribbean . Very little is know about the species in this genus. G. cylindrus was isolated from within the gastrodermal cells of the mesenterial filaments of the coral. Only the oocyst s and released sporozoite s have been described. The parasites were isolated from bleached coral but their role if any in this sign is not known. Taxonomy There is one species known in this genus Notes References Reflist Alveolata Category Apicomplexa Chromalveolate stub ...   more details



  1. Orcheobius

    Taxobox image image width image caption domain Eukaryota regnum Chromalveolata superphylum Alveolata phylum Apicomplexa classis Conoidasida ordo Eucoccidiorida subordo Adeleorina familia Adeleidae family authority Mesnil 1903 subfamilia subfamily authority genus Orcheobius genus authority Schuberg & Kunze, 1906 subdivision ranks Species subdivision Orcheobius carinii br Orcheobius herpobdellae br Orcheobius is a genus of parasitic protozoa of the phylum Apicomplexa . ref name Schuberg1096 Schuberg &. Kunze 1906 Ein Coccidium aus Herpobdella atomariu Car. Nephelis vulgaris Moq. Tand. . Arch Protistenk 9, 382 429 ref History The genus was created by Schuberg and Kunze in 1906. Taxonomy There are two species known in this genus. Description The oocyst s have 25 or more Apicomplexa lifecycle stages sporocysts . Each sporocyst produces 4 sporozoite s. The gamont s are elongated. During syngny, four microgamete s associate with the macrogamete . One microgamete penetrates the macrogamete and the remaining three die off. Host records O. carinii frog Leptodactylus ocellatus O. herpobdellae leech Herpobdella atomaria References reflist Alveolata Category Apicomplexa Chromalveolate stub ...   more details



  1. Rasajeyna

    Taxobox image image width image caption domain Eukaryota regnum Chromalveolata superphylum Alveolata phylum Apicomplexa classis Conoidasida ordo Eucoccidiorida subordo Adeleorina familia Adeleidae family authority Mesnil 1903 subfamilia subfamily authority genus Rasajeyna genus authority Beesley, 1977 subdivision ranks Species subdivision Rasajeyna nannyla br Rasajeyna is a genus of parasitic protozoa in the phylum Apicomplexa . This genus has been little studied and not much is known about these protozoa. History This genus was created in 1977 by Beesley. ref name Beesley1977 Beesley JE 1977 The incidence of Rasajeyna nannyla in Tipula paludosa and Tipula vittata at two sites in Northumberland England. J Invert Path 30, 249 254 ref Taxonomy There is one species in this genus Description These protozoa infect the midgut of Tipula species craneflies . They are transmitted by the orofaecal route. The oocyst is somewhat unusual with a double layered wall which surrounds up to 18 Apicomplexa lifecycle stages sporocysts . Each sporocyst contain only a single sporozoite . Host records Tipula paludosa Tipula vittata References reflist Alveolata Category Parasitic protists Category Apicomplexa ...   more details



  1. Legerella

    Taxobox image image width image caption domain Eukaryota regnum Chromalveolata superphylum Alveolata phylum Apicomplexa classis Conoidasida ordo Eucoccidiorida subordo Adeleorina familia Adeleidae family authority subfamilia subfamily authority genus Legerella genus authority Mesnil, 1900 subdivision ranks Species subdivision Legerella helminthorum br Legerella hydropori br Legerella nova br Legerella parva br Legerella testiculi br Legerella is a genus of parasitic protozoa of the phylum Apicomplexa . ref name Tuzet1951 Tuzet O, Manier JF 1951 Le cycle de Legerella nova Schneider, coccidie parasite des tubes de Malpighi du Glomeris marginata Villers, et son observation par le microscope contraste de phases 11 13 Annales des sciences naturelles Zoologie et biologie animale ref Species in this genus that usually infect the malpighian tubule s of invertebrate s. Legerella helminthorum infects the intestinal cells of the nematode Mononchus composticola Legerella testiculi infects the testes of the millipede Glomeris marginata . The type species is Legerella nova . History The genus was created by Mesnil in 1900. Taxonomy There are five species known in this genus. Description The oocyst contains numerous sporozoite s. Apicomplexa lifecycle stages Sporocysts do not occur. Host records L. helminthorum nematode Mononchus composticola L. hydropori beetle Hydroporus palustris L. testiculi millipede Glomeris marginata References reflist Alveolata Category Apicomplexa Chromalveolate stub ...   more details



  1. Hemolivia

    shaped. The oocyst undergoes meiosis and then mitosis producing numerous sporozoite s. These sporozoites ...   more details



  1. 8-Aminoquinoline

    Chembox verifiedrevid 443357285 ImageFile 8 aminoquinoline.png ImageSize 150px ImageAlt IUPACName Quinolin 8 amine OtherNames Section1 Chembox Identifiers ChemSpiderID Ref chemspidercite correct chemspider ChemSpiderID 10881 StdInChI Ref stdinchicite correct chemspider StdInChI 1S C9H8N2 c10 8 5 1 3 7 4 2 6 11 9 7 8 h1 6H,10H2 StdInChIKey Ref stdinchicite correct chemspider StdInChIKey WREVVZMUNPAPOV UHFFFAOYSA N CASNo 578 66 5 CASNo Ref cascite correct CAS PubChem 11359 ChEMBL Ref ebicite correct EBI ChEMBL 99932 UNII Ref fdacite correct FDA UNII U34EAV21TG SMILES Nc1cccc2cccnc12 Section2 Chembox Properties C 9 H 8 N 2 Appearance Density MeltingPt BoilingPt Solubility Section3 Chembox Hazards MainHazards FlashPt Autoignition 8 Aminoquinoline is a form of aminoquinoline with an amine at the 8 position of quinoline . The 8 aminoquinoline family of drugs contains three members, primaquine , tafenoquine and pamaquine ref cite journal title Short report The activity of pamaquine, an 8 aminoquinoline drug, against sporozoite induced infections of Plasmodium vivax New Guinea strains author Sweeney AW, Blackburn CRB, KH Rieckmann. journal Am J Trop Med Hyg volume 71 issue 2 date 1 August 2004 pages 187 189 url http www.ajtmh.org cgi content full 71 2 187 pmid 15306708 ref and are used in the treatment of malaria . They may be used to eradicate malaria hypnozoites from the liver and have both been used for malaria prophylaxis . The 8 aminoquinoline drugs must not be given to patients with G6PD deficiency , because they cause potentially fatal haemolysis in these patients. Pamaquine is no longer available anywhere, but primaquine is still used routinely worldwide as part of the treatment of Plasmodium vivax and Plasmodium ovale malaria. Tafenoquine is currently in Phase III clinical trials and is not yet available to prescribe. References Reflist Image Primaquine.svg thumb left Primaquine Image Pamaquine.svg thumb none Pamaquine Image Tafenoquine.svg thumb left Tafenoquine A ...   more details



  1. Megaloschizont

    a sporozoite . This sporozoite infects the host organism by entering the blood stream and eventually ... organisms cell, the sporozoite begins feeding and growing. While it is feeding and growing, the cell ... name apicomp http en.wikipedia.org wiki Sporozoite. Apicomplexia lifecycle . Accessed 4 13 2012. ref ...   more details



  1. Conoidasida

    Taxobox image Emaxima oocysts usda.jpg image width 210px image caption Eimeria maxima oocysts name Conoidasida domain Eukaryota regnum Chromalveolata superphylum Alveolata phylum Apicomplexa classis Conoidasida subdivision ranks Subclasses subdivision Coccidia Gregarinia Conoidasida is a class biology class of protist s. The class was defined in 1988 by Levine ref cite book title The protozoan phylum Apicomplexa number v. 1 series The Protozoan Phylum Apicomplexa author Levine, N.D. isbn 9780849346538 year 1988 publisher CRC Press ref and contains two subclasses the coccidia and the gregarine s. All members of this class have a complete, hollow, truncated conoid organelle conoid . Gregarines tend to parasite parasitize invertebrate s with the mature gamont s being extracellular, the coccidia mostly infect vertebrate s and have intracellular gamonts. Description A conoid is found in most species and when present forms complete but truncated cone. Sexual and asexual reproduction are present in biological life cycle life cycle of all species . Each zygote normally forms an oocyst wall within which it undergoes meiosis . This is sometimes followed by mitosis . This process of sporogony produces mobile vermiform infectious sporozoite s. Multiple mitotic divisions schizogony also occur during protozoal merogony merogony of the feeding stages trophozoite s and during gametogony . Motility Microgametes of some species are flagella ted. Locomotion of other gamete s and any other motile stages is by gliding motility gliding or body flexion. Some species possess pseudopodia but use them only in phagocytosis . External links ITIS id 553100 taxon Conoidasida accessdate June 1, 2007 References reflist Alveolata Chromalveolate stub Category Apicomplexa es Conoidasida id Conoidasida simple Conoidasida ...   more details



  1. Spirocystis

    Taxobox name Spirocystis image image caption domain Eukaryota regnum Chromalveolata superphylum Alveolata phylum Apicomplexa classis Conoidasida subclassis Coccidia sina ordo Eucoccidiorida subordo Eimeriorina familia Spirocystidae genus Spirocystis subdivision ranks Species subdivision Spirocystis nidula Spirocystis is a genus of parasitic protozoa in the phylum Apicomplexa . The genus was described in 1911 by L ger and Duboscq. ref name Leger1915 Leger L & Duboscq O 1915 Etude sur Spirocystes nidula Leg. et Dub. schizogregarine du Lumbriculus variegatus Mull. Archiv fur Protistenkunde 35 199 211 ref The family Spirocystidae was created in 1915 by Leger & Duboscq in 1915 for this genus. ref name Leger1915 Leger L & Duboscq O 1915 Etude sur Spirocystes nidula Leg. et Dub. schizogregarine du Lumbriculus variegatus Mull. Archiv fur Protistenkunde 35 199 211 ref Description Species in this genus infect the blackworm Lumbriculus variegatus . The asexual forms, cresentic or spiral shaped, may be found in virtually any tissue of the host. The multinucleate vermicular meront s are 35 micron s in length and occur in the coelomic cavity and various tissues of the host. The microgametocytes and macrogametes form in the intestinal epithelium. The microgametes are non flagellated. The zygote produces a thick walled oocyst s 35 microns in diameter. The sporoblast s give rise to a single naked sporozoite with a length of up to 40 microns. References for instructions on creating citations using ref ref see http en.wikipedia.org wiki Wikipedia Footnotes Reflist Alveolata Category Apicomplexa protist stub ...   more details



  1. Caryotropha

    Taxobox image domain Eukaryota regnum Chromalveolata superphylum Alveolata phylum Apicomplexa classis Conoidasida subclassis Coccidia sina ordo Eucoccidiorida subordo Eimeriorina familia Caryotrophidae genus Caryotropha genus authority subdivision ranks Species subdivision Caryotropha mesnili br Caryotropha is a genus of parasitic protozoa belonging to the phylum Apicomplexa . This genus was created in 1902 by Siedelecki. ref name Siedlecki1902 Siedlecki MM 1902 Historya rozwoju nowego gatunku kokcydi Caryotropha mesnilii nob. Cycle evolutif de la Caryotropha mesnilii , coccidie nouvelle des polymnies note preliminare . Bulletin International de l Academie des Sciences de Cracovie. Classef des Sciences Matematiques et Naturelles 561 568 ref ref name Siedlecki1907 Siedlecki MM 1907 O budowie I rozwoju Caryotropha mesnili . Uber die struktur und die Lebensgeschichte von Caryhotropha mesnilii . Etude de la structure et du cycle evolutif de Caryotropha mesnilii . Bulletin International de l Academie des Sciences de Cracovie. Classef des Sciences Matematiques et Naturelles 453 497 ref Taxonomy Currently there is only one species recognised in this genus. Life cycle This species infects the gasterointestinal tract of polychaete worms. It is not known if it has any other host. The parasite infects the cells of the gut wall. The oocysts have thin membrane like walls. Each Apicomplexa lifecycle stages sporocyst gives rise to 12 sporozoite s Host records Eupolymnia nebulosa . This worm of the family Terebellidae was previous known as Polymnia nebulosa but this is now regarded as a junior synonym. References reflist Alveolata Category Apicomplexa ...   more details




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