Parasitemia in an immunocompetent horse experimentally challenged with Sarcocystis neurona sporocysts

2005 ◽  
Vol 127 (1) ◽  
pp. 3-8 ◽  
Author(s):  
M.G. Rossano ◽  
H.C. Schott ◽  
A.J. Murphy ◽  
J.B. Kaneene ◽  
D.C. Sellon ◽  
...  
Keyword(s):  
Animals ◽  
2021 ◽  
Vol 11 (5) ◽  
pp. 1201
Author(s):  
Federica Giorda ◽  
Umberto Romani-Cremaschi ◽  
Antoinette E. Marsh ◽  
Carla Grattarola ◽  
Barbara Iulini ◽  
...  

Two striped dolphins (SD1, SD2), stranded along the Ligurian coast of Italy, were diagnosed with a nonsuppurative meningoencephalitis associated with previously undescribed protozoan tissue cysts. As tissue cysts were morphologically different from those of Toxoplasma gondii, additional histopathological, immunohistochemical, ultrastructural, and biomolecular investigations were performed, aiming to fully characterize the organism. Histopathology revealed the presence of large Sarcocystis-like tissue cysts, associated with limited inflammatory lesions in all CNS areas studied. IHC was inconclusive, as positive staining with polyclonal antisera did not preclude cross-reaction with other Sarcocystidae coccidia. Applied to each animal, 11 different PCR protocols precluded a neural infection by Sarcocystis neurona, Sarcocystis falcatula, Hammondia hammondi, and Neospora caninum. T. gondii coinfection was confirmed only in dolphin SD2. Sarcocystis sp. sequences, showing the highest homology to species infecting the Bovidae family, were amplified from SD1 myocardium and SD2 skeletal muscle. The present study represents the first report of Sarcocystis-like tissue cysts in the brain of stranded cetaceans along with the first description of Sarcocystis sp. infection in muscle tissue of dolphins from the Mediterranean basin.


2008 ◽  
Vol 153 (1-2) ◽  
pp. 24-43 ◽  
Author(s):  
L.S. Mansfield ◽  
S. Mehler ◽  
K. Nelson ◽  
H.M. Elsheikha ◽  
A.J. Murphy ◽  
...  

2004 ◽  
Vol 90 (6) ◽  
pp. 1345-1351 ◽  
Author(s):  
Paulo C. Duarte ◽  
Patricia A. Conrad ◽  
Bradd C. Barr ◽  
W. David Wilson ◽  
Gregory L. Ferraro ◽  
...  

1996 ◽  
Vol 82 (1) ◽  
pp. 172 ◽  
Author(s):  
J. P. Dubey ◽  
A. N. Hamir ◽  
M. Niezgoda ◽  
C. E. Rupprecht

Acta Tropica ◽  
2021 ◽  
pp. 105970
Author(s):  
Horwald A.B. Llano ◽  
Rodrigo Martins Soares ◽  
Leidy Y. Acevedo-Gutierrez ◽  
Juan David Rodas ◽  
Gina Polo ◽  
...  
Keyword(s):  

2002 ◽  
Vol 100 (3) ◽  
pp. 150-154 ◽  
Author(s):  
Maureen T. Long ◽  
Melissa T. Mines ◽  
Donald P. Knowles ◽  
Susan M. Tanhauser ◽  
John B. Dame ◽  
...  
Keyword(s):  

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