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[PMID]: | 28062994 |
[Au] Autor: | da Silva LM; Rodrigues MB; de Pinho IF; do Bomfim Lopes B; Luz HR; Ferreira I; Lopes CW; Berto BP |
[Ad] Endereço: | Programa de Pós-Graduação em Ciências Veterinárias, Universidade Federal Rural do Rio de Janeiro, BR-465 km 7, Seropédica, Rio de Janeiro, 23897-000, Brazil. |
[Ti] Título: | Some remarks on the distribution and dispersion of Coccidia from icterid birds in South America: Isospora guaxi n. sp. and Isospora bellicosa Upton, Stamper & Whitaker, 1995 (Apicomplexa: Eimeriidae) from the red-rumped cacique Cacicus haemorrhous (L.) (Passeriformes: Icteridae) in southeastern Brazil. |
[So] Source: | Syst Parasitol;94(1):151-157, 2017 Jan. | [Is] ISSN: | 1573-5192 |
[Cp] País de publicação: | Netherlands |
[La] Idioma: | eng |
[Ab] Resumo: | A new species of coccidian, Isospora guaxi n. sp., and Isospora bellicosa Upton, Stamper & Whitaker, 1995 (Protozoa: Apicomplexa: Eimeriidae) are recorded from red-rumped caciques Cacicus haemorrhous (L.) in the Parque Nacional do Itatiaia, Brazil. Isospora guaxi n. sp. has sub-spheroidal oöcysts, measuring on average 30.9 × 29.0 µm, with smooth, bi-layered wall c.1.9 µm thick. Micropyle and oöcyst residuum are absent, but a polar granule is present. Sporocysts are ellipsoidal, measuring on average 19.3 × 13.8 µm. Stieda body is knob-like and sub-Stieda body is prominent and compartmentalized. Sporocyst residuum is composed of scattered granules. Sporozoites are vermiform, with one refractile body and a nucleus. Isospora bellicosa has sub-spheroidal to ovoidal oöcysts, measuring on average 27.1 × 25.0 µm, with smooth, bi-layered wall c.1.5 µm thick. Micropyle and oöcyst residuum are absent, but one or two polar granules are present. Sporocysts are ellipsoidal, measuring on average 18.1 × 10.9 µm. Stieda body is knob-like and sub-Stieda body is rounded to rectangular. Sporocyst residuum is composed of a cluster of compact or diffuse granules. Sporozoites are vermiform, with one refractile body and a nucleus. Isospora bellicosa was originally described from the Peruvian meadowlark Sturnella bellicosa deFilippi, a trans-Andean icterid which is allopatric with the cis-Andean C. haemorrhous. Therefore, in conclusion, this current study reveals the dispersion of coccidia from Icteridae across the Andes Mountains, besides describing the sixth isosporoid coccidium infecting an icterid bird. |
[Mh] Termos MeSH primário: |
Coccídios/fisiologia Isospora/classificação Isospora/fisiologia Passeriformes/parasitologia
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[Mh] Termos MeSH secundário: |
Animais Brasil Demografia Isospora/citologia Oocistos/citologia Especificidade da Espécie Esporozoítos/citologia
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[Pt] Tipo de publicação: | JOURNAL ARTICLE |
[Em] Mês de entrada: | 1706 |
[Cu] Atualização por classe: | 171101 |
[Lr] Data última revisão:
| 171101 |
[Sb] Subgrupo de revista: | IM |
[Da] Data de entrada para processamento: | 170108 |
[St] Status: | MEDLINE |
[do] DOI: | 10.1007/s11230-016-9688-y |
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