An anatomopathological study of hepatic coccidiosis (Calyptospora sp.) in the Acará-pixuna, Aequidens plagiozonatus Kullander, 1984 from the Brazilian state of Pará
The present study focuses on the anatomopathological alterations provoked by parasitism by Calyptospora sp. in 40 specimens of Aequidens plagiozonatus collected in Pará, Brazil. Examinations of the fresh material by compression of the hepatopancreas and histological sections showed immature forms and oocysts characteristic of the genus Calyptospora, in addition to a large quantity of melanomacrophagic centers spread throughout the organ. No significant inflammation of the hepatic tissue was observed. The melanomacrophagic centers and the compression of the hepatocytes are part of the response of the host to the parasite. This study represents the first record of parasitism by Calyptospora in A. plagiozonatus.
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Universidade Federal de Minas Gerais, Escola de Veterinária
2013
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oai:scielo:S0102-093520130001000142013-03-05An anatomopathological study of hepatic coccidiosis (Calyptospora sp.) in the Acará-pixuna, Aequidens plagiozonatus Kullander, 1984 from the Brazilian state of ParáVideira,M.Velasco,M.Tortelly,R.Menezes,R.C.São Clemente,S.C.Matos,E. fish acará-pixuna parasite coccidio Calyptospora pathology The present study focuses on the anatomopathological alterations provoked by parasitism by Calyptospora sp. in 40 specimens of Aequidens plagiozonatus collected in Pará, Brazil. Examinations of the fresh material by compression of the hepatopancreas and histological sections showed immature forms and oocysts characteristic of the genus Calyptospora, in addition to a large quantity of melanomacrophagic centers spread throughout the organ. No significant inflammation of the hepatic tissue was observed. The melanomacrophagic centers and the compression of the hepatocytes are part of the response of the host to the parasite. This study represents the first record of parasitism by Calyptospora in A. plagiozonatus.info:eu-repo/semantics/openAccessUniversidade Federal de Minas Gerais, Escola de VeterináriaArquivo Brasileiro de Medicina Veterinária e Zootecnia v.65 n.1 20132013-02-01info:eu-repo/semantics/articletext/htmlhttp://old.scielo.br/scielo.php?script=sci_arttext&pid=S0102-09352013000100014en10.1590/S0102-09352013000100014 |
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Videira,M. Velasco,M. Tortelly,R. Menezes,R.C. São Clemente,S.C. Matos,E. |
| spellingShingle |
Videira,M. Velasco,M. Tortelly,R. Menezes,R.C. São Clemente,S.C. Matos,E. An anatomopathological study of hepatic coccidiosis (Calyptospora sp.) in the Acará-pixuna, Aequidens plagiozonatus Kullander, 1984 from the Brazilian state of Pará |
| author_facet |
Videira,M. Velasco,M. Tortelly,R. Menezes,R.C. São Clemente,S.C. Matos,E. |
| author_sort |
Videira,M. |
| title |
An anatomopathological study of hepatic coccidiosis (Calyptospora sp.) in the Acará-pixuna, Aequidens plagiozonatus Kullander, 1984 from the Brazilian state of Pará |
| title_short |
An anatomopathological study of hepatic coccidiosis (Calyptospora sp.) in the Acará-pixuna, Aequidens plagiozonatus Kullander, 1984 from the Brazilian state of Pará |
| title_full |
An anatomopathological study of hepatic coccidiosis (Calyptospora sp.) in the Acará-pixuna, Aequidens plagiozonatus Kullander, 1984 from the Brazilian state of Pará |
| title_fullStr |
An anatomopathological study of hepatic coccidiosis (Calyptospora sp.) in the Acará-pixuna, Aequidens plagiozonatus Kullander, 1984 from the Brazilian state of Pará |
| title_full_unstemmed |
An anatomopathological study of hepatic coccidiosis (Calyptospora sp.) in the Acará-pixuna, Aequidens plagiozonatus Kullander, 1984 from the Brazilian state of Pará |
| title_sort |
anatomopathological study of hepatic coccidiosis (calyptospora sp.) in the acará-pixuna, aequidens plagiozonatus kullander, 1984 from the brazilian state of pará |
| description |
The present study focuses on the anatomopathological alterations provoked by parasitism by Calyptospora sp. in 40 specimens of Aequidens plagiozonatus collected in Pará, Brazil. Examinations of the fresh material by compression of the hepatopancreas and histological sections showed immature forms and oocysts characteristic of the genus Calyptospora, in addition to a large quantity of melanomacrophagic centers spread throughout the organ. No significant inflammation of the hepatic tissue was observed. The melanomacrophagic centers and the compression of the hepatocytes are part of the response of the host to the parasite. This study represents the first record of parasitism by Calyptospora in A. plagiozonatus. |
| publisher |
Universidade Federal de Minas Gerais, Escola de Veterinária |
| publishDate |
2013 |
| url |
http://old.scielo.br/scielo.php?script=sci_arttext&pid=S0102-09352013000100014 |
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