coccidia

Summary

Summary: A subclass of protozoans commonly parasitic in the epithelial cells of the intestinal tract but also found in the liver and other organs. Its organisms are found in both vertebrates and higher invertebrates and comprise two orders: EIMERIIDA and EUCOCCIDIIDA.

Top Publications

  1. Inokuma H, Okuda M, Ohno K, Shimoda K, Onishi T. Analysis of the 18S rRNA gene sequence of a Hepatozoon detected in two Japanese dogs. Vet Parasitol. 2002;106:265-71 pubmed
    ..americanum and H. catasbianae. These results suggest that the Hepatozoon detected in the Japanese dogs might be a strain variant of H. canis, but is apparently a different species than H. americanum...
  2. Dubey J, Barr B, Barta J, Bjerkas I, Bjorkman C, Blagburn B, et al. Redescription of Neospora caninum and its differentiation from related coccidia. Int J Parasitol. 2002;32:929-46 pubmed
    ..In this article, the authors redescribe the parasite, distinguish it from related coccidia, and provide accession numbers to its type specimens deposited in museums.
  3. Carreno R, Schnitzler B, Jeffries A, Tenter A, Johnson A, Barta J. Phylogenetic analysis of coccidia based on 18S rDNA sequence comparison indicates that Isospora is most closely related to Toxoplasma and Neospora. J Eukaryot Microbiol. 1998;45:184-8 pubmed
    The phylogenetic relationships and taxonomic affinities of coccidia with isosporan-type oocysts have been unclear as overlapping characters, recently discovered life cycle features, and even recently discovered taxa, continue to be ..
  4. Morrison D, Bornstein S, Thebo P, Wernery U, Kinne J, Mattsson J. The current status of the small subunit rRNA phylogeny of the coccidia (Sporozoa). Int J Parasitol. 2004;34:501-14 pubmed
    There is no current comprehensive assessment of the molecular phylogeny of the coccidia, as all recently published papers either deal with subsets of the taxa or sequence data, or provide non-robust analyses...
  5. Forlano M, Scofield A, Elisei C, Fernandes K, Ewing S, Massard C. Diagnosis of Hepatozoon spp. in Amblyomma ovale and its experimental transmission in domestic dogs in Brazil. Vet Parasitol. 2005;134:1-7 pubmed
    ..negative dog, and circulating gametocytes were detected 84 days later. Our study demonstrated that A. ovale can be a vector of Hepatozoon spp. in Brazil...
  6. Elsheikha H, Lacher D, Mansfield L. Phylogenetic relationships of Sarcocystis neurona of horses and opossums to other cyst-forming coccidia deduced from SSU rRNA gene sequences. Parasitol Res. 2005;97:345-57 pubmed
    ..neurona isolates from opossums and horses from the State of Michigan, USA, in relation to other cyst-forming coccidia. A total of 31 taxa representing all recognized subfamilies and genera of Sarcocystidae were included in the ..
  7. De Santis Kerr A, Raghavan M, Glickman N, Caldanaro R, Moore G, Lewis H, et al. Prevalence and risk factors for Giardia and coccidia species of pet cats in 2003-2004. J Feline Med Surg. 2006;8:292-301 pubmed
    Prevalence and risk factors for feline coccidia and Giardia species infections were estimated for cats visiting 434 Banfield hospitals in 40 states in 2003-2004...
  8. Ortuño A, Castella J, Criado Fornelio A, Buling A, Barba Carretero J. Molecular detection of a Hepatozoon species in stray cats from a feline colony in North-eastern Spain. Vet J. 2008;177:134-5 pubmed
    ..Cat isolates were 100% identical to the isolate Hepatozoon spp. (Spain 2) from Southern Spain. This is the first time that Hepatozoon spp. has been identified in cats from Northern Spain...
  9. Gimenez C, Casado N, Criado Fornelio A, de Miguel F, Domínguez Peñafiel G. A molecular survey of Piroplasmida and Hepatozoon isolated from domestic and wild animals in Burgos (northern Spain). Vet Parasitol. 2009;162:147-50 pubmed publisher
    ..The present study indicates that piroplasmid protozoa are present at a low to moderate frequency in some domestic herbivores in the Burgos area. They also infect certain wild mammalian species, which may act as zoonotic carriers...

More Information

Publications101 found, 100 shown here

  1. Jirků M, Jirku M, Obornik M, Lukes J, Modry D. A model for taxonomic work on homoxenous coccidia: redescription, host specificity, and molecular phylogeny of Eimeria ranae Dobell, 1909, with a review of anuran-host Eimeria (Apicomplexa: Eimeriorina). J Eukaryot Microbiol. 2009;56:39-51 pubmed publisher
    We attempt to extend knowledge of anuran Eimeria, and to provide a model for a complex approach to studies on coccidia. New host and geographic records of coccidia in European Anura are provided...
  2. Otranto D, Dantas Torres F, Weigl S, Latrofa M, Stanneck D, Decaprariis D, et al. Diagnosis of Hepatozoon canis in young dogs by cytology and PCR. Parasit Vectors. 2011;4:55 pubmed publisher
    ..Our study aimed to evaluate the best method to achieve a parasitological diagnosis of H. canis infection in a population of receptive young dogs, previously negative by cytology and exposed to tick infestation for one summer season...
  3. Clark E, Blake D. Genetic mapping and coccidial parasites: past achievements and future prospects. J Biosci. 2012;37:879-86 pubmed
    ..To date, four coccidial species, representing three genera, have been investigated using genetic mapping. In this review we will discuss recent progress with these species and examine the prospects for future initiatives...
  4. Cummings C, Panciera R, Kocan K, Mathew J, Ewing S. Characterization of stages of Hepatozoon americanum and of parasitized canine host cells. Vet Pathol. 2005;42:788-96 pubmed
  5. Rubini A, dos Santos Paduan K, Perez R, Ribolla P, O Dwyer L. Molecular characterization of feline Hepatozoon species from Brazil. Vet Parasitol. 2006;137:168-71 pubmed
    ..Partial sequences of the 18S rRNA gene from the Hepatozoon from three naturally infected cats were analyzed. Sequences revealed that feline Hepatozoon was closely related to the canine Hepatozoon canis from Brazil...
  6. Beraldi D, McRae A, Gratten J, Pilkington J, Slate J, Visscher P, et al. Quantitative trait loci (QTL) mapping of resistance to strongyles and coccidia in the free-living Soay sheep (Ovis aries). Int J Parasitol. 2007;37:121-9 pubmed
    ..The traits here investigated were the strongyle faecal egg count (FEC), the coccidia faecal oocyst count (FOC) and a count of keds (Melophagus ovinus)...
  7. Clastre M, Goubard A, Prel A, Mincheva Z, Viaud Massuart M, Bout D, et al. The methylerythritol phosphate pathway for isoprenoid biosynthesis in coccidia: presence and sensitivity to fosmidomycin. Exp Parasitol. 2007;116:375-84 pubmed
    ..tenella and T. gondii growth in vitro. The drug was poorly effective even at high concentrations. Thus, both fosmidomycin sensitivity and isoprenoid metabolism differs substantially between apicomplexan species...
  8. Collier C, Hofacre C, Payne A, Anderson D, Kaiser P, Mackie R, et al. Coccidia-induced mucogenesis promotes the onset of necrotic enteritis by supporting Clostridium perfringens growth. Vet Immunol Immunopathol. 2008;122:104-15 pubmed
    ..The ionophore narasin, which directly eliminates coccidia, reduced goblet cell theca size, IL-10 and IFN-gamma expression, the growth of mucolytic bacteria including C...
  9. Johnson E, Panciera R, Allen K, Sheets M, Beal J, Ewing S, et al. Alternate pathway of infection with Hepatozoon americanum and the epidemiologic importance of predation. J Vet Intern Med. 2009;23:1315-8 pubmed publisher
    ..Transmission of Hepatozoon americanum occurs by ingestion of infected Gulf Coast ticks, Amblyomma maculatum. The source of the protozoan for the tick remains undetermined; infected dogs are unusual hosts for the tick...
  10. Krylov M, Belova L. [Distribution of coccidians (Coccidea) among different groups of hosts]. Parazitologiia. 2003;37:517-26 pubmed
    ..Parallel development of Coccidea and their hosts may be used for an indirect determination the time of origin of different Coccidea groups. ..
  11. Patra B, Bera S, Hickey R. Soral crypsis: protective mimicry of a coccid on an Indian fern. J Integr Plant Biol. 2008;50:653-8 pubmed publisher
    ..Such coloration mimicry by the coccids may enable them to obtain the necessary blend of sorus of the host fern needed to evade beetle detection and attack. ..
  12. Shimura K, Ito S. Goats as natural intermediate hosts of Hammondia hammondi. Zentralbl Bakteriol Mikrobiol Hyg A. 1987;264:348-52 pubmed
    ..From these experiments it became clear that the G-8 strain was infectious to goats. The origin of this strain is very probably the goat, which thus is one of the natural intermediate hosts of H. hammondi. ..
  13. Davies A, Smit N, Hayes P, Seddon A, Wertheim D. Haemogregarina bigemina (Protozoa: Apicomplexa: Adeleorina)--past, present and future. Folia Parasitol (Praha). 2004;51:99-108 pubmed
    ..To assist in this procedure and to clarify the internal anatomy of gnathiids, 3D visualisation of stacked, serial histological sections is being undertaken. Biological transmission experiments should follow these processes. ..
  14. Chacin Bonilla L. [Cryptosporidium: phylogeny and taxonomy]. Invest Clin. 2007;48:1-4 pubmed
    Members of the genus Cryptosporidium in the phylum Apicomplexa were long thought to be closely related to the coccidia. However, despite strong morphological similarities to these organisms, Cryptosporidium has notable differences with ..
  15. Arafat N, Abbas I. COCCIDIA OF JAPANESE QUAILS: FROM IDENTIFICATION, PREVALENCE, INFECTION AND IMMUNIZATION. J Parasitol. 2017;: pubmed publisher
    ..We concluded that vaccination is a viable method for controlling coccidiosis in Japanese quails...
  16. Perez E, Kummeling A, Janssen M, Jimenez C, Alvarado R, Caballero M, et al. Infectious agents associated with diarrhoea of calves in the canton of Tilarán, Costa Rica. Prev Vet Med. 1998;33:195-205 pubmed
    ..Cryptosporidium oocysts were detected in animals with signs of diarrhoea, while other coccidia oocysts, Strongylida and Strongyloides eggs were frequently found in animals both with and without diarrhoea...
  17. Raś Noryńska M, Michalczyk M, Sokół R. Coccidia infections in homing pigeons of various age during the racing season. Wiad Parazytol. 2011;57:165-8 pubmed
    ..is a common parasitic disease in homing pigeons. The study objective was to evaluate the incidence of coccidia infections in pigeon lofts during racing season...
  18. Jonscher E, Erdbeer A, Günther M, Kurth M. Two COWP-like cysteine rich proteins from Eimeria nieschulzi (coccidia, apicomplexa) are expressed during sporulation and involved in the sporocyst wall formation. Parasit Vectors. 2015;8:395 pubmed publisher
    ..nieschulzi. Data mining and sequence comparisons to T. gondii and other Eimeria species allow us to hypothesise a conserved process within the coccidia. A role in oocyst wall formation had not been observed in E. nieschulzi.
  19. Duszynski D, Marquardt W. Coccidia in the mammary glands of shrews (Order: Insectivora). J Parasitol. 2003;89:609-11 pubmed
    ..No basophil was seen. We also found sections of a nematode, probably a Mammanidula sp., in sections of an active mammary gland in 1 of the shrews not infected with the coccidium. ..
  20. Khan Mohammed Z, Adesiyun A, Swanston W, Chadee D. Frequency and characteristics of selected enteropathogens in fecal and rectal specimens from childhood diarrhea in Trinidad, 1998-2000. Rev Panam Salud Publica. 2005;17:170-7 pubmed
    ..Of the enteropathogens for which assays were done, Shigella sonnei was the most prevalent, and it has the highest probability of being an important etiological agent of childhood diarrhea in Trinidad. ..
  21. Paperna I, Lainson R. Ultrastructural studies on the sporogony of Hepatozoon spp. in Culex quinquefasciatus say, 1823 fed on infected Caiman crocodilus and Boa constrictor from northern Brazil. Parasitology. 2003;127:147-54 pubmed
    ..Sporozoite differentiation occasionally started on the 18th day p.f., but otherwise was observed only on day 22 p.f...
  22. Mylonakis M, Leontides L, Gonen L, Billinis C, Koutinas A, Baneth G. Anti-Hepatozoon canis serum antibodies and gamonts in naturally-occurring canine monocytic ehrlichiosis. Vet Parasitol. 2005;129:229-33 pubmed
    ..canis was high among dogs with CME in an area where both infections are endemic. However, previous exposure to H. canis was not found as an important contributor to clinical or clinicopathologic abnormalities found in dogs with CME. ..
  23. Soares R, Lopes E, Keid L, Sercundes M, Martins J, Richtzenhain L. Identification of Hammondia heydorni oocysts by a heminested-PCR (hnPCR-AP10) based on the H. heydorni RAPD fragment AP10. Vet Parasitol. 2011;175:168-72 pubmed publisher
    ..heydorni genetic sequences from suspensions with at least 10 oocysts. In conclusion, the hnPCR-AP10 proved to be a reliable method to be used in the identification of H. heydorni oocysts from feces of dogs...
  24. Baneth G, Sheiner A, Eyal O, Hahn S, Beaufils J, Anug Y, et al. Redescription of Hepatozoon felis (Apicomplexa: Hepatozoidae) based on phylogenetic analysis, tissue and blood form morphology, and possible transplacental transmission. Parasit Vectors. 2013;6:102 pubmed publisher
    ..The aim of this study was to carry out a survey on domestic feline hepatozoonosis and characterize it morphologically and genetically...
  25. Gibbons P, Love D, Craig T, Budke C. Efficacy of treatment of elevated coccidial oocyst counts in goats using amprolium versus ponazuril. Vet Parasitol. 2016;218:1-4 pubmed publisher
    ..In the USA, both ionophores and decoquinate are labeled for prevention of coccidia in goats. However, there are no drugs approved for treatment of clinical cases of coccidiosis in this species...
  26. Huang G, Zhang S, Zhou C, Tang X, Li C, Wang C, et al. Influence of Eimeria falciformis Infection on Gut Microbiota and Metabolic Pathways in Mice. Infect Immun. 2018;86: pubmed publisher
    ..These data demonstrate that intestinal coccidial infection perturbs the microbiota and disrupts carbon and nitrogen metabolism. ..
  27. Telford S, Peirce M, Samour J. A new Haemocystidium (Apicomplexa: Plasmodiidae) species of the dhub lizard, Uromastyx aegyptia microlepis , in Abu Dhabi, distinguished by the absence of pigment. J Parasitol. 2012;98:654-6 pubmed publisher
    ..5-7 µm, LW of 58-104 µm(2), and L/W ratio of 2.00-3.22. Hepatozoon species 2 gamonts have a broad nucleus at the midbody, and dimensions of 13-15.5 × 5-7 µm, LW of 71-109 µm(2), and L/W ratio of 1.93-3.00. ..
  28. Vilhena H, Martinez Díaz V, Cardoso L, Vieira L, Altet L, Francino O, et al. Feline vector-borne pathogens in the north and centre of Portugal. Parasit Vectors. 2013;6:99 pubmed publisher
    ..In recent years, several clinical cases and epidemiological studies of feline vector-borne diseases (FVBD) have been reported worldwide. Nonetheless, information on FVBD agents and their prevalence in Portugal is scarce...
  29. Oyamada M, Davoust B, Boni M, Dereure J, Bucheton B, Hammad A, et al. Detection of Babesia canis rossi, B. canis vogeli, and Hepatozoon canis in dogs in a village of eastern Sudan by using a screening PCR and sequencing methodologies. Clin Diagn Lab Immunol. 2005;12:1343-6 pubmed
    ..Among 78 dogs, 5 were infected with Babesia canis rossi and 2 others were infected with B. canis vogeli. Thirty-three dogs were positive for Hepatozoon. Hepatozoon canis was detected by sequence analysis. ..
  30. Katsuda K, Kohmoto M, Kawashima K, Tsunemitsu H. Frequency of enteropathogen detection in suckling and weaned pigs with diarrhea in Japan. J Vet Diagn Invest. 2006;18:350-4 pubmed
    ..3%) and weaned (65.5%) piglets. The detection of other pathogens was associated with age of the animals examined. Coccidia were predominantly isolated from suckling piglets, whereas Escherichia coli was found predominantly in weaned ..
  31. Hofmannová L, Romeo C, Štohanzlová L, Jirsová D, Mazzamuto M, Wauters L, et al. Diversity and host specificity of coccidia (Apicomplexa: Eimeriidae) in native and introduced squirrel species. Eur J Protistol. 2016;56:1-14 pubmed publisher
    ..The present study aims to identify coccidia infecting native and introduced squirrels in Italy, to gain insight into possible transmission patterns and role ..
  32. Hnida J. Eimeria maricopensis n. sp. (Apicomplexa: Eimeriidae) from the Arizona cotton rat Sigmodon arizonae Mearns (Rodentia: Cricetidae) in central Arizona, USA. Syst Parasitol. 2018;95:301-307 pubmed publisher
    ..arizonae. This is the first report on the coccidia of S. arizonae.
  33. Tenter A, Barta J, Beveridge I, Duszynski D, Mehlhorn H, Morrison D, et al. The conceptual basis for a new classification of the coccidia. Int J Parasitol. 2002;32:595-616 pubmed
    ..Parasitology in Palm Cove, Australia, in July 2001, a Controversial Roundtable was held on 'New classification of coccidia'...
  34. Krylov M, Belova L. [Evolution and phylogeny of coccidia with the eimerian-type and isomeric-type oocysts]. Parazitologiia. 2003;37:324-32 pubmed
    ..bivalvular constructions of sporocysts, heteroxenous life cycles and endogenous sporulation in a group series of coccidia have arisen asynchronously and independently...
  35. Rezaie A, Bahrami S, Ansari M. Klossiella equi in a donkey--a first case report from Iran. Trop Biomed. 2013;30:543-6 pubmed
    ..Parasitic infection with K. equi was encountered in the donkey. According to literature review this is the first report of donkey klossiellosis in Iran. ..
  36. Barreto W, de Andrade G, Viana L, de Oliveira Porfírio G, Santos F, Perdomo A, et al. A new species of Cystoisospora Frenkel, 1977 (Apicomplexa: Sarcocystidae) from Oecomys mamorae Thomas (Rodentia: Cricetidae) in the Brazilian Pantanal. Syst Parasitol. 2018;95:383-389 pubmed publisher
    ..we examined Oecomys mamorae Thomas (Rodentia: Cricetidae) from the Brazilian Pantanal for infections with enteric coccidia. Nine individuals were sampled, and one was found to be infected...
  37. Johnson E, Allen K, Panciera R, Ewing S, Little S, Reichard M. Field survey of rodents for Hepatozoon infections in an endemic focus of American canine hepatozoonosis. Vet Parasitol. 2007;150:27-32 pubmed
    ..However, the sequences were only 90.6% (cotton rat) and 91.4% (white-footed mouse) identical to H. americanum. These findings suggest that the rodents are obligate intermediate hosts for distinct Hepatozoon spp., but not H. americanum. ..
  38. Hirata A, Yonemaru K, Kubo M, Murakami M, Sakai H, Yanai T, et al. Frequent development of inflammatory lesions and lymphoid foci in the kidneys of Japanese wild crows (Corvus macrorhynchos and Corvus corone) as a result of the entry of causal agents via the renal portal blood. J Vet Med Sci. 2010;72:327-32 pubmed
    ..We hope that our data will contribute to the appropriate evaluation and a better understanding of pathological conditions in Japanese wild crows. ..
  39. Moreno P, Eberhardt M, Lamattina D, Previtali M, Beldomenico P. Intra-phylum and inter-phyla associations among gastrointestinal parasites in two wild mammal species. Parasitol Res. 2013;112:3295-304 pubmed publisher
    ..Here we explored the presence of associations among gastrointestinal parasites (coccidia and helminths) in natural populations of two wild mammal species, the capybara (Hydrochoerus hydrochaeris) and ..
  40. Rooney M, Burkhard M, Greiner E, Zeng Q, Johnson J. Intestinal and blood parasites in Amazon parrots destined for relocation in Guatemala. J Zoo Wildl Med. 2001;32:71-3 pubmed
    ..In random sampling of the parrots, 95 blood and 75 fecal samples were examined individually for parasites. Coccidia were present in 6.0% (3/50) of Amazona autumnalis autumnalis, and they were the only parasites detected...
  41. Kopecná J, Jirku M, Obornik M, Tokarev Y, Lukes J, Modry D. Phylogenetic analysis of coccidian parasites from invertebrates: search for missing links. Protist. 2006;157:173-83 pubmed
    ..However, the genus Aggregata branches together with adelinids and hepatozoons in most of the analyses, although their position within the scope of this cluster is unstable. ..
  42. Ryan U, Paparini A, Monis P, Hijjawi N. It's official - Cryptosporidium is a gregarine: What are the implications for the water industry?. Water Res. 2016;105:305-313 pubmed publisher
    ..a host and the production of novel extracellular stages, Cryptosporidium has been formally transferred from the Coccidia, to a new subclass, Cryptogregaria, with gregarine parasites...
  43. Barreto W, Viana L, Santos F, de Oliveira Porfírio G, Perdomo A, da Silva A, et al. New species of Eimeria (Apicomplexa: Eimeriidae) from Thrichomys fosteri and Clyomys laticeps (Rodentia: Echimyidae) of the Brazilian Pantanal. Parasitol Res. 2017;116:2941-2956 pubmed publisher
    ..Our results demonstrate that echimyid rodents in the Brazilian Pantanal are important hosts for the maintenance of enteric coccidia. Moreover, in some circumstances, this parasitism may threaten the health of the hosts.
  44. Greif G, Harder A, Haberkorn A. Chemotherapeutic approaches to protozoa: Coccidiae--current level of knowledge and outlook. Parasitol Res. 2001;87:973-5 pubmed
    ..The goal of a real alternative, i.e. vaccination, has been achieved to a certain extent in the form of live vaccines for laying hens and broiler breeders and is being practiced in some countries. ..
  45. Coombs G, Muller S. Recent advances in the search for new anti-coccidial drugs. Int J Parasitol. 2002;32:497-508 pubmed
    b>Coccidia provide a rich hunting ground for drug-designers, as there are significant biochemical differences between the parasites and their hosts...
  46. Leinwand I, Kilpatrick A, Cole N, Jones C, Daszak P. Patterns of coccidial prevalence in lizards of Mauritius. J Parasitol. 2005;91:1103-8 pubmed
    ..differences in prevalence among age, island, sex, or body condition within species, suggesting that these coccidia are relatively nonpathogenic and have little effect on host fitness...
  47. Davies A, Amado L, Cook R, Bianchini A, Eiras J. Potential environmental and host gender influences on prevalence of Haemogregarina platessae (Adeleorina:Haemogregarinidae) and suspected Haemohormidium terraenovae (incertae sedis) in Brazilian flounder from the Patos Lagoon Estuary, southern Brazil. Folia Parasitol (Praha). 2008;55:161-70 pubmed
    ..Finally, these appeared to be the first observations of Haemogregarina platessae, and possibly H. terraenovae, from the southern hemisphere. ..
  48. Qablan M, Kubelová M, Siroký P, Modry D, Amr Z. Stray dogs of northern Jordan as reservoirs of ticks and tick-borne hemopathogens. Parasitol Res. 2012;111:301-7 pubmed publisher
    ..9%, n=5). The two Haemaphysalis species were detected for the first time from dogs in Jordan. Regarding its high prevalence, we expect R. sanguineus being a possible vector of detected pathogens. ..
  49. Laxer M, Alcantara A, Javato Laxer M, Menorca D, Fernando M, Ranoa C. Immune response to cryptosporidiosis in Philippine children. Am J Trop Med Hyg. 1990;42:131-9 pubmed
    ..All subjects showed impaired CMI early with some reconstitution after 6 weeks. All subjects showed some degree of malnutrition and/or depleted iron status...
  50. Jenkins M, Ellis J, Liddell S, Ryce C, Munday B, Morrison D, et al. The relationship of Hammondia hammondi and Sarcocystis mucosa to other heteroxenous cyst-forming coccidia as inferred by phylogenetic analysis of the 18S SSU ribosomal DNA sequence. Parasitology. 1999;119 ( Pt 2):135-42 pubmed
    ..caninum and B. besnoiti. The weight of evidence shows that S. mucosa, S. neurona, and Frenkelia species form a clade thereby supporting the conclusion that Sarcocystis is paraphyletic...
  51. Mathew J, Saliki J, Ewing S, Lehenbauer T, Panciera R, Malayer J, et al. An indirect enzyme-linked immunosorbent assay for diagnosis of American canine hepatozoonosis. J Vet Diagn Invest. 2001;13:17-21 pubmed
    ..The ELISA would be suitable as a routine laboratory test for diagnosis of ACH...
  52. Beier T, Svezhova N, Radchenko A, Sidorenko N. [Formation and diversity of parasitophorous vacuoles in parasitic protozoa. The Coccidia (Sporozoa, Apicomplexa)]. Tsitologiia. 2003;45:339-56 pubmed
    ..parasites have been reviewed and critically analysed, with special reference to the main representatives of the Coccidia. The vacuole membrane (PVM) is the interface between host and parasite, playing a role in nutrient acquisition by ..
  53. Lainson R. Some coccidial parasites of the lizard Amphisbaena alba (Reptilia: Amphisbaenia: Amphisbaenidae). Mem Inst Oswaldo Cruz. 2003;98:927-36 pubmed
    ..alba measured 105 x 85 m and contained many hundreds of merozoites. A stained kidney smear of the same lizard revealed the presence of an unidentified parasite producing multinucleate cyst-like stages...
  54. McReynolds J, Byrd J, Anderson R, Moore R, Edrington T, Genovese K, et al. Evaluation of immunosuppressants and dietary mechanisms in an experimental disease model for necrotic enteritis. Poult Sci. 2004;83:1948-52 pubmed
    ..Treatments included positive control (CP challenge only), commercial coccidia vaccine (CCV), commercial bursal disease vaccine (CBDV), or the combination of CCV and CBDV, and an appropriate ..
  55. Saakov V, Rozengart E. Application of high-order derivative spectrophotometry for studying the interaction of calcium ions with various anticoccidial aminoguanidine derivatives. Dokl Biochem Biophys. 2005;402:214-9 pubmed
  56. Bennett M, Woolford L, O Hara A, Nicholls P, Warren K, Friend J, et al. Klossiella quimrensis (Apicomplexa: Klossiellidae) causes renal coccidiosis in western barred bandicoots Perameles bougainville (Marsupialia: Peramelidae) in Western Australia. J Parasitol. 2007;93:89-92 pubmed
    ..Our study also extends the host and geographic range of K. quimrensis to include P. bougainville and Western Australia...
  57. Hines A, Ezenwa V, Cross P, Rogerson J. Effects of supplemental feeding on gastrointestinal parasite infection in elk (Cervus elaphus): preliminary observations. Vet Parasitol. 2007;148:350-5 pubmed
    ..Gastrointestinal (GI) nematodes (Nematoda: Strongylida), Trichuris spp., and coccidia were the most common parasites observed...
  58. Pfukenyi D, Mukaratirwa S, Willingham A, Monrad J. Epidemiological studies of parasitic gastrointestinal nematodes, cestodes and coccidia infections in cattle in the highveld and lowveld communal grazing areas of Zimbabwe. Onderstepoort J Vet Res. 2007;74:129-42 pubmed
    ..communal grazing areas of Zimbabwe were examined for gastrointestinal (GI) nematode and cestodes eggs, and coccidia oocysts...
  59. El Mansy A. New exogenous stages of oocysts, sporocysts, and sporozoites of Goussia cichlidarum Landsberg and Paperna 1985 (Sporozoa: Coccidia) and impact of endogenous stages on the swim bladder of tilapias in Egypt. Parasitol Res. 2008;102:233-41 pubmed
    ..In addition, endogenous stages have also been investigated in histological sections included gamonts, merozoites, oocysts, and different stages of sporozoites...
  60. Breshears M, Kocan K, Johnson E, Panciera R. Light and transmission electron microscopic characteristics of a novel Hepatozoon spp. in naturally infected cotton rats (Sigmodon hispidus). Parasitol Res. 2009;105:1327-32 pubmed publisher
    ..This morphologic characterization extends our understanding of this novel Hepatozoon and adds information about the hepatozoa, apicomplexan parasites that infect numerous species...
  61. Bennett D, Yee A, Rhee Y, Cheng K. Effect of diatomaceous earth on parasite load, egg production, and egg quality of free-range organic laying hens. Poult Sci. 2011;90:1416-26 pubmed publisher
    ..The results of this study indicate the DE has the potential to be an effective treatment to help control parasites and improve production of organically raised, free-range layer hens...
  62. Morgan K, Alley M, Pomroy W, Castro I, Howe L. Enteric coccidiosis in the brown kiwi (Apteryx mantelli). Parasitol Res. 2012;111:1689-99 pubmed
    ..A histological study of the endogenous stages of coccidia was undertaken in the intestinal tracts of ten naturally infected young kiwi...
  63. Pyziel A, Jóźwikowski M, Demiaszkiewicz A. Coccidia (Apicomplexa: Eimeriidae) of the lowland European bison Bison bonasus bonasus (L.). Vet Parasitol. 2014;202:138-44 pubmed publisher
    ..bovis. The observation was made that E. bovis infection appears conducive to the host acquiring more eimerian species. No symptoms of clinical coccidiosis occurred during the study...
  64. Ali M, Mahmoud L, Abaza B, Ramadan M. Intestinal spore-forming protozoa among patients suffering from chronic renal failure. J Egypt Soc Parasitol. 2000;30:93-100 pubmed
    ..5%), respectively. The four protozoa were found as mixed infections with other pathogens or as single infections confirming their role alone as a cause of diarrhoea. MZN stain was the most efficient simple, and not expensive...
  65. Hu J, Chen X, Zuo Y. [Advance on classification of cyst-forming Coccidia and it's systematic development]. Zhongguo Ji Sheng Chong Xue Yu Ji Sheng Chong Bing Za Zhi. 2002;20:112-4 pubmed
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  67. Tokarev Y, Sokolova Y, Entzeroth R. A primary culture of haemocytes isolated from Gryllus bimaculatus (Orthoptera, Gryllidae) and their interactions with two intracellular parasites--Paranosema grylli (Microsporidia) and Adelina grylli (Coccidia). Tsitologiia. 2005;47:478-86 pubmed
  68. Rubini A, dos Santos Paduan K, Von Ah Lopes V, O Dwyer L. Molecular and parasitological survey of Hepatozoon canis (Apicomplexa: Hepatozoidae) in dogs from rural area of Sao Paulo state, Brazil. Parasitol Res. 2008;102:895-9 pubmed publisher
    ..cajennense and A. ovale. Data analysis showed that PCR was much more sensitive when compared to blood smear examination. Hepatozoon species was previously identified as closely related to H. canis...
  69. Dubey J. The evolution of the knowledge of cat and dog coccidia. Parasitology. 2009;136:1469-75 pubmed publisher
    Before the discovery of Toxoplasma gondii as a coccidium of the cat in 1970, cat and dog coccidia were classified in the genus Isospora and considered of little clinical or zoonotic significance. Since 1970, several new (Hammondia sp...
  70. Ball S, Daszak P, Davies A. Utrastructural observations on Goussia metchnikovi (Laveran, 1897) in the spleen of gudgeon, Gobio gobio L. Acta Parasitol. 2012;57:20-5 pubmed publisher
    ..Groups of oocysts were encapsulated by fibrous layers and inflammatory cells, and many sporocysts and their contained sporozoites showed evidence of elimination by the host...
  71. Bajer A, Mierzejewska E, Rodo A, Bednarska M, Kowalec M, Welc Faleciak R. The risk of vector-borne infections in sled dogs associated with existing and new endemic areas in Poland: Part 1: A population study on sled dogs during the racing season. Vet Parasitol. 2014;202:276-86 pubmed publisher
    ..Our results emphasize the need for regular monitoring for the presence of D. repens. ..
  72. Orgeur P, Bernard S, Naciri M, Nowak R, Schaal B, Levy F. Psychobiological consequences of two different weaning methods in sheep. Reprod Nutr Dev. 1999;39:231-44 pubmed
    ..These results suggest that these methods of rupture of mother-young social contact have only limited negative consequences on both partners in sheep, contrary to primates and rodents...
  73. Dove A. Richness patterns in the parasite communities of exotic poeciliid fishes. Parasitology. 2000;120 ( Pt 6):609-23 pubmed
    ..species with complex life-cycles was lower in poeciliids than in native species, and Myxosporea, Microspora, Coccidia and parasitic Crustacea were all absent from poeciliids...
  74. Muller N, Sager H, Hemphill A, Mehlhorn H, Heydorn A, Gottstein B. Comparative molecular investigation of Nc5-PCR amplicons from Neospora caninum NC-1 and Hammondia heydorni-Berlin-1996. Parasitol Res. 2001;87:883-5 pubmed
    ..Investigation of the infection pattern of this parasite in its intermediate and final canine hosts showed it to be indistinguishable from N. caninum NC-1...
  75. O Dwyer L, Saito M, Hasegawa M, Kohayagawa A. Tissue stages of Hepatozoon canis in naturally infected dogs from Sao Paulo State, Brazil. Parasitol Res. 2004;94:240-2 pubmed
    ..No macroscopic lesions were found in the organs. Two dogs had gamonts within polymorphonuclear cells and schizonts in various stages of development within the spleen and the bone marrow. Nevertheless, no mature meronts were found...
  76. Dalloul R, Lillehoj H. Poultry coccidiosis: recent advancements in control measures and vaccine development. Expert Rev Vaccines. 2006;5:143-63 pubmed
    ..This paper aims to review the current progress in understanding the host immune response to Eimeria and discuss current and potential strategies being developed for coccidiosis control in poultry...
  77. Watkins R, Moshier S, Pinter A. The flea, Megabothris abantis: an invertebrate host of Hepatozoon sp. and a likely definitive host in hepatozoon infections of the montane vole, Microtus montanus. J Wildl Dis. 2006;42:386-90 pubmed
    ..We found Hepatozoon oocysts only in M. abantis; we found no oocysts in mites or ticks. We conclude that M. abantis is an invertebrate host of Hepatozoon sp. and is likely to be the definitive host for theHepatozoon spp. of M. montanus...
  78. Mladineo I, Bocina I. Extraintestinal gamogony of Aggregata octopiana in the reared common octopus (Octopus vulgaris) (Cephalopoda: Octopodidae). J Invertebr Pathol. 2007;96:261-4 pubmed
    ..Sometimes a complete substitution of the tissue by cysts and developmental stages occurred, resulting in necrosis of gill tissue...
  79. Innis C, Garner M, Johnson A, Wellehan J, Tabaka C, Marschang R, et al. Antemortem diagnosis and characterization of nasal intranuclear coccidiosis in Sulawesi tortoises (Indotestudo forsteni). J Vet Diagn Invest. 2007;19:660-7 pubmed
    Intranuclear coccidia and Mycoplasma spp. were identified from the nasal cavity of 5 Sulawesi tortoises (Indotestudo forsteni) affected by chronic rhinosinusitis and oronasal fistulae...
  80. Lanckriet A, Timbermont L, De Gussem M, Marien M, Vancraeynest D, Haesebrouck F, et al. The effect of commonly used anticoccidials and antibiotics in a subclinical necrotic enteritis model. Avian Pathol. 2010;39:63-8 pubmed publisher
    ..effect on the incidence of necrotic enteritis in a subclinical experimental infection model that uses coccidia as a predisposing factor...
  81. Carlson Bremer D, Johnson C, Miller R, Gulland F, Conrad P, Wasmuth J, et al. Identification of two novel coccidian species shed by California sea lions (Zalophus californianus). J Parasitol. 2012;98:347-54 pubmed publisher
    ..subunit 18S rDNA sequence, and the Apicomplexa rpoB region identified 2 distinct sequence clades, referred to as Coccidia A and Coccidia B, and placed them in the Sarcocystidae, grouped with the tissue-cyst-forming coccidia...
  82. Johnson M, Pooley C, Lowenthal J. Delivery of avian cytokines by adenovirus vectors. Dev Comp Immunol. 2000;24:343-54 pubmed
    ..Chickens treated with rFAV-ChIFN-gamma showed increased weight gains compared to controls and suffered reduced weight loss when challenged with the coccidial parasite Eimeria acervulina...
  83. Naciri M, De Gussem K, Fort G, Bernardet N, Nérat F, Chausse A. Interest of anticoccidial sensitivity tests (ASTs) in the prevention of chicken coccidiosis. Br Poult Sci. 2003;44:826-7 pubmed
  84. Shukhgalter O. [The parasite fauna of the chub mackerel (Scombridae: Scomber japonicus Houttuyn, 1782) in the central-eastern Atlantic (Atlantic coast of the Northern Africa and the Azores Archipelago banks)]. Parazitologiia. 2004;38:160-70 pubmed
    ..Twenty eight species of parasites of following group have been were found: Coccidia (1 species), Microsporidia (1), Myxosporea (4), Monogenea (4), Cestoda (5), Trematoda (5), Acanthocephala (1) and ..
  85. Rubini A, dos Santos Paduan K, Cavalcante G, Ribolla P, O Dwyer L. Molecular identification and characterization of canine Hepatozoon species from Brazil. Parasitol Res. 2005;97:91-3 pubmed
    ..These results indicate that the canine Hepatozoon species from Brazil is H. canis...
  86. Schmidt V, Dyachenko V, Aupperle H, Pees M, Krautwald Junghanns M, Daugschies A. Case report of systemic coccidiosis in a radiated tortoise (Geochelone radiata). Parasitol Res. 2008;102:431-6 pubmed
    ..Eimeria spp. are apparently the most common coccidia in chelonians. Findings of Caryospora cheloniae, Isospora sp., and Mantonella sp...
  87. Salakij C, Salakij J, Narkkong N, Sirinarumitr T, Pattanarangsan R. Hematologic, cytochemical, ultrastructural, and molecular findings of Hepatozoon-infected flat-headed cats (Prionailurus planiceps). Vet Clin Pathol. 2008;37:31-41 pubmed publisher
    ..Little is known about the hematologic values, blood cell morphology, or hemoparasites of this species in relation to other Felidae...
  88. Honma H, Suyama Y, Nakai Y. Detection of parasitizing coccidia and determination of host crane species, sex and genotype by faecal DNA analysis. Mol Ecol Resour. 2011;11:1033-44 pubmed publisher
    ..markers in the second internal transcribed spacer (ITS2) of nuclear ribosomal DNA, was employed to detect crane coccidia. The sensitivity of detection of PCR-CE using faecal DNA was inferior to that with traditional microscopy; ..
  89. Jie H, Yu M, Fen Y, Mei G, Yan Y, Esch G, et al. First isolation of Hammondia heydorni from dogs in China. Vet Parasitol. 2013;197:43-9 pubmed publisher
    ..fed to 2 dogs, 2 gerbils, 2 guinea pigs, and 2 KM mice; tissues from these inoculated animals were then fed to coccidia-free dogs to determine species susceptibility to these oocysts...
  90. Müller Graf C. A coprological survey of intestinal parasites of wild lions (Panthera leo) in the Serengeti and the Ngorongoro Crater, Tanzania, east Africa. J Parasitol. 1995;81:812-4 pubmed
    ..56%), and a coccidian (53%). Three parasites were considered spurious. Of the hosts, 97.3% were infected with at least 1 species of parasite. Individual parasite taxa were aggregated among hosts...
  91. Krylov M, Belova L. [Evolutionary complication of life cycles in Coccidea (Sporozoa: Coccidea)]. Parazitologiia. 2004;38:524-34 pubmed
  92. Garrido M, Pérez Mellado V. Patterns of parasitism in insular lizards: effects of body size, condition and resource availability. Zoology (Jena). 2013;116:106-12 pubmed publisher
    ..Spatial distribution of individuals due to differential availabilities of D. muscivorus is proposed as an explanation for the observed differences...