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| Medeiros,A.P.; Moura,A.B.; Souza,A.P.; Bellato,V.; Sartor,A.A.; Vieira-Neto,A.; Moraes-Filho,J.; Labruna,M.B.. |
| Bacteria of the Rickettsia genus are agents of Brazilian Spotted Fever (BSF), a zoonotic disease which is difficult to diagnose, evolves quickly and can result in death. Antibodies against Rickettsia spp. in horses were studied, by means of Indirect Immunofluorescence Assay (IFAT ≥64), in 150 blood samples taken from animals in two Santa Catarina mesoregions (Planalto Serrano and Vale do Itajaí). The overall occurrence of Rickettsia spp. antibodies in horses was 18.66%, with cross-reactivity occurring in all positive samples for at least two of the species tested. Separately, according to the species, 25 (16.66%) samples were positive for R. rickettsii, 15 (10%) for R. parkeri, 22 (14.66%) for R. amblyommii, 23 (15.33%) for R. rhipicephali, 16 (10.66%) for... |
| Tipo: Info:eu-repo/semantics/article |
Palavras-chave: Brazilian spotted fever; Rickettsia spp; IFAT; Horses; Santa Catarina. |
| Ano: 2013 |
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0102-09352013000600019 |
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| Souza,A.P.; Paim,F.; Bellato,V.; Sartor,A.A.; Moura,A.B.; Rosa,L.D.; Miquelluti,D.J.. |
| A realização deste trabalho teve como objetivo avaliar a eficácia do fipronil em Rhipicephalus (Boophilus) microplus, durante e após 14 tratamentos, no período de dezembro de 2006 a abril de 2009. O experimento foi realizado em uma propriedade rural do município de Lages, SC, utilizando-se 20 bovinos mestiços charolês mantidos em campo nativo, naturalmente infestados com R. (B.) microplus. A cada 14 dias, foram realizadas contagens das fêmeas de carrapato, maior ou igual a 4,5mm. Os animais foram tratados com fipronil 1mg/kg via pour on, quando a média do número de carrapatos foi igual ou superior a 40 fêmeas. Ao final do experimento, para análise da eficácia do fipronil 1%, foi realizado o teste de estábulo, utilizando 10 animais infestados com larvas... |
| Tipo: Info:eu-repo/semantics/article |
Palavras-chave: Carrapato; Acaricida; Resistência. |
| Ano: 2014 |
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0102-09352014000100009 |
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| Trevisani,N.; Barros,L.D.; Vieira-Neto,A.; Sartor,A.A.; Souza,A.P.; Garcia,J.L.; Moura,A.B.. |
| ABSTRACT Toxoplasmosis is a widespread zoonosis that can infect warm-blooded animals including birds and humans, and chickens are considered to be indicators of environmental contamination. In Brazil, Toxoplasma gondii has a non-clonal population structure composed of three lineages (I, II, and III), presenting high recombination, and resulting in wide genetic diversity. This study aimed to genetically characterize T. gondii isolates from naturally infected chickens (Gallus domesticus) in Santa Catarina state, southern Brazil region. Sera from 133 free-range chickens were analyzed by an immunofluorescence assay (IFA) to detect IgG antibodies against T. gondii. Brain and heart from 30 positive animals, based on IFA (≥ 1:64), were used to isolate the... |
| Tipo: Info:eu-repo/semantics/article |
Palavras-chave: Toxoplasma gondii; Gallus domesticus; Genotyping; Brazil. |
| Ano: 2017 |
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0102-09352017000100139 |
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| Ossani,R.A.; Borges,H.A.T.; Souza,A.P.; Sartor,A.A.; Miletti,L.C.; Federle,M.; Moura,A.B.. |
| ABSTRACT This study aimed to detect Toxoplasma gondii in the milk of dairy sheep in the Western mesorregion of state of Santa Catarina by bioassay (22 milk samples from eight ewes seropositive; IFA ≥256) and PCR [for the detection of agent in the brains of mice inoculated on bioassay and directly from milk (108 samples from 42 seropositive ewes (IFA, ≥64) in different lactation periods)]. T. gondii DNA was detected in mice brains inoculated with milk from eight sheep (a sample of the 45th day of lactation and seven in the collection of 90th day) and directly from the milk in samples of the second collection (90 days) in five animals. Taking into account both assays, from a total of 42 ewes in lactation and seropositive for T. gondii, 30.95% (13/42) of the... |
| Tipo: Info:eu-repo/semantics/article |
Palavras-chave: Toxoplasma gondii; Milk sheep; PCR; Santa Catarina state. |
| Ano: 2017 |
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0102-09352017000501294 |
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