First molecular detection of Sarcocystis arctica (Apicomplexa: Sarcocystidae) infecting crab-eating raccoon (Procyon cancrivorus) in Brazil
Abstract The crab-eating raccoon (Procyon cancrivorus) is a wild carnivore with a broad geographic distribution, randing from Costa Rica to South America. This species remains understudied, particularly regarding Sarcocystis spp. infections. This study aimed to report the first molecular detection o...
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Colégio Brasileiro de Parasitologia Veterinaria
2025-06-01
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| Series: | Revista Brasileira de Parasitologia Veterinária |
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| author | Julia Somavilla Lignon Diego Moscarelli Pinto Silvia Gonzalez Monteiro Kauê Rodriguez Martins Rodrigo Casquero Cunha Diago Dutra Lima Luíse Nunes Bonneau de Albuquerque Camila Gonçalves da Silveira Stanrley Victor Nascimento da Silva Oluwagbemiga Ademola Dada Matthew Ajani Ayoola Felipe Geraldo Pappen Fábio Raphael Pascoti Bruhn |
| author_facet | Julia Somavilla Lignon Diego Moscarelli Pinto Silvia Gonzalez Monteiro Kauê Rodriguez Martins Rodrigo Casquero Cunha Diago Dutra Lima Luíse Nunes Bonneau de Albuquerque Camila Gonçalves da Silveira Stanrley Victor Nascimento da Silva Oluwagbemiga Ademola Dada Matthew Ajani Ayoola Felipe Geraldo Pappen Fábio Raphael Pascoti Bruhn |
| author_sort | Julia Somavilla Lignon |
| collection | DOAJ |
| description | Abstract The crab-eating raccoon (Procyon cancrivorus) is a wild carnivore with a broad geographic distribution, randing from Costa Rica to South America. This species remains understudied, particularly regarding Sarcocystis spp. infections. This study aimed to report the first molecular detection of Sarcocystis arctica in P. cancrivorus. The roadkill specimen, recovered from the highway of Pedro Osório, Rio Grande do Sul, Brazil, was subjected to necropsy. Tissues samples, bone marrow and blood were collected, and their genomic DNA was extracted. PCR amplification targeting 18S rRNA, COX1 and 28S genes, genetic sequencing and phylogenetic analysis confirmed the presence of S. arctica DNA in cardiac muscle samples. Molecular characterization showed 98.62-99.6% identity to sequences of this species deposited in GenBank. We report the first documentation of S. arctica infection in a P. cancrivorus heart sample. While species within the genus Procyon serve as definitive and intermediate hosts for other Sarcocystis species, it is uncertain whether P. cancrivorus acts as an aberrant host or plays a regular role in the protozoan life cycle, particularly in muscle tissue. Additionally, its impact on P. cancrivorus populations is still unknown, highlighting the need for further studies. |
| format | Article |
| id | doaj-art-19be18dc41b440d2b3710d95b2cf2955 |
| institution | DOAJ |
| issn | 1984-2961 |
| language | English |
| publishDate | 2025-06-01 |
| publisher | Colégio Brasileiro de Parasitologia Veterinaria |
| record_format | Article |
| series | Revista Brasileira de Parasitologia Veterinária |
| spelling | doaj-art-19be18dc41b440d2b3710d95b2cf29552025-08-20T03:07:34ZengColégio Brasileiro de Parasitologia VeterinariaRevista Brasileira de Parasitologia Veterinária1984-29612025-06-0134210.1590/s1984-29612025038First molecular detection of Sarcocystis arctica (Apicomplexa: Sarcocystidae) infecting crab-eating raccoon (Procyon cancrivorus) in BrazilJulia Somavilla Lignonhttps://orcid.org/0000-0003-1207-8190Diego Moscarelli PintoSilvia Gonzalez MonteiroKauê Rodriguez MartinsRodrigo Casquero CunhaDiago Dutra LimaLuíse Nunes Bonneau de AlbuquerqueCamila Gonçalves da SilveiraStanrley Victor Nascimento da SilvaOluwagbemiga Ademola DadaMatthew Ajani AyoolaFelipe Geraldo PappenFábio Raphael Pascoti BruhnAbstract The crab-eating raccoon (Procyon cancrivorus) is a wild carnivore with a broad geographic distribution, randing from Costa Rica to South America. This species remains understudied, particularly regarding Sarcocystis spp. infections. This study aimed to report the first molecular detection of Sarcocystis arctica in P. cancrivorus. The roadkill specimen, recovered from the highway of Pedro Osório, Rio Grande do Sul, Brazil, was subjected to necropsy. Tissues samples, bone marrow and blood were collected, and their genomic DNA was extracted. PCR amplification targeting 18S rRNA, COX1 and 28S genes, genetic sequencing and phylogenetic analysis confirmed the presence of S. arctica DNA in cardiac muscle samples. Molecular characterization showed 98.62-99.6% identity to sequences of this species deposited in GenBank. We report the first documentation of S. arctica infection in a P. cancrivorus heart sample. While species within the genus Procyon serve as definitive and intermediate hosts for other Sarcocystis species, it is uncertain whether P. cancrivorus acts as an aberrant host or plays a regular role in the protozoan life cycle, particularly in muscle tissue. Additionally, its impact on P. cancrivorus populations is still unknown, highlighting the need for further studies.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1984-29612025000200806&lng=en&tlng=enMuscle infectionSarcocystosisSouthern raccoonWild carnivore |
| spellingShingle | Julia Somavilla Lignon Diego Moscarelli Pinto Silvia Gonzalez Monteiro Kauê Rodriguez Martins Rodrigo Casquero Cunha Diago Dutra Lima Luíse Nunes Bonneau de Albuquerque Camila Gonçalves da Silveira Stanrley Victor Nascimento da Silva Oluwagbemiga Ademola Dada Matthew Ajani Ayoola Felipe Geraldo Pappen Fábio Raphael Pascoti Bruhn First molecular detection of Sarcocystis arctica (Apicomplexa: Sarcocystidae) infecting crab-eating raccoon (Procyon cancrivorus) in Brazil Revista Brasileira de Parasitologia Veterinária Muscle infection Sarcocystosis Southern raccoon Wild carnivore |
| title | First molecular detection of Sarcocystis arctica (Apicomplexa: Sarcocystidae) infecting crab-eating raccoon (Procyon cancrivorus) in Brazil |
| title_full | First molecular detection of Sarcocystis arctica (Apicomplexa: Sarcocystidae) infecting crab-eating raccoon (Procyon cancrivorus) in Brazil |
| title_fullStr | First molecular detection of Sarcocystis arctica (Apicomplexa: Sarcocystidae) infecting crab-eating raccoon (Procyon cancrivorus) in Brazil |
| title_full_unstemmed | First molecular detection of Sarcocystis arctica (Apicomplexa: Sarcocystidae) infecting crab-eating raccoon (Procyon cancrivorus) in Brazil |
| title_short | First molecular detection of Sarcocystis arctica (Apicomplexa: Sarcocystidae) infecting crab-eating raccoon (Procyon cancrivorus) in Brazil |
| title_sort | first molecular detection of sarcocystis arctica apicomplexa sarcocystidae infecting crab eating raccoon procyon cancrivorus in brazil |
| topic | Muscle infection Sarcocystosis Southern raccoon Wild carnivore |
| url | http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1984-29612025000200806&lng=en&tlng=en |
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