Results 11 to 20 of about 1,553 (178)

Pesquisa de Rickettsia spp em carrapatos Amblyomma cajennense e Amblyomma dubitatum no Estado de São Paulo Survey of Rickettsia spp in the ticks Amblyomma cajennense and Amblyomma dubitatum in the State of São Paulo [PDF]

Revista da Sociedade Brasileira de Medicina Tropical, 2009
Foi pesquisada a presença de riquétsias em 3.545 carrapatos Amblyomma cajennense e 2.666 Amblyomma dubitatum. Através do teste de hemolinfa, reação em cadeia pela polimerase e isolamento de rickettsia em cultivo celular, todos os Amblyomma cajennense ...
Richard Campos Pacheco, Maurício Cláudio Horta, Adriano Pinter, Jonas Moraes-Filho, Thiago Fernandes Martins, Marcello Schiavo Nardi, Savina Silvana Aparecida Lacerra de Souza, Celso Eduardo de Souza, Matias Pablo Juan Szabó, Leonardo José Richtzenhain, Marcelo Bahia Labruna   +10 more
doaj   +3 more sources

Wild birds as hosts of Amblyomma cajennense (Fabricius, 1787) (Acari: Ixodidae) [PDF]

Memorias do Instituto Oswaldo Cruz, 1999
We evaluated the prevalence, mean intensity and relative density of ticks in 467 wild birds of 67 species (12 families) from forest and cerrado habitats at two protected areas of Minas Gerais, between March and September 1997.
Rosario Rojas, Miguel Ângelo Marini, Maria Teresa Zanatta Coutinho   +2 more
doaj   +8 more sources

Bacteria associated with Amblyomma cajennense tick eggs. [PDF]

Genet Mol Biol, 2015
Ticks represent a large group of pathogen vectors that blood feed on a diversity of hosts. In the Americas, the Ixodidae ticks Amblyomma cajennense are responsible for severe impact on livestock and public health.
Machado-Ferreira E, Vizzoni VF, Piesman J, Gazeta GS, Soares CA.   +4 more
europepmc   +7 more sources

Amblyomma cajennense

, 2023
19. Amblyomma cajennense (Fabricius, 1787). Neotropical: 1) Brazil, 2) French Guiana, 3) Guyana, 4) Suriname, 5) Venezuela (Nava et al. 2014 a, Martins et al. 2016, Binetruy et al. 2019, Guglielmone et al. 2021).
Nava, Santiago, Robbins, Richard G., Guglielmone, Alberto A.   +2 more
core   +3 more sources

Equine piroplasmosis associated with Amblyomma cajennense Ticks, Texas, USA. [PDF]

Emerg Infect Dis, 2011
We report an outbreak of equine piroplasmosis in southern Texas, USA, in 2009. Infection prevalence reached 100% in some areas (292 infected horses).
Scoles GA, Hutcheson HJ, Schlater JL, Hennager SG, Pelzel AM, Knowles DP.   +5 more
europepmc   +6 more sources

Lack of parthenogenesis by Amblyomma cajennense (Acari: Ixodidae) [PDF]

Memórias do Instituto Oswaldo Cruz, 2002
Some reproductive parameters of adult stages of Amblyomma cajennense ticks were studied. The capacity of virgin females to reproduce by parthenogenesis was evaluated, during an experimental infestation, in absence of males, on a horse (Equus cabalus ...
Gustavo Fontes Paz, Paulo R de Oliveira, Cristina ML Lopes, Paz, Gustavo Fontes, Romário C Leite, Rodrigues, Daniel S, Lopes, Cristina ML, Daniel S Rodrigues, Freitas, Carolina MV de, Leite, Romário C, Carolina MV de Freitas, Oliveira, Paulo R de   +11 more
core   +6 more sources

Amblyomma cajennense

, 2012
<i>Amblyomma cajennense</i> <p> Neumann (1899) is credited for the identification of <i>A. cajennense</i> from Trinidad. Nuttall <i>et al.</i> (1926) mentioned that <i>A.
Basu, A. K., Adesiyun, A. A., Basu, M.
core   +4 more sources

Phylogenetic relationships of the Amblyomma cajennense complex (Acari: Ixodidae) at mitogenomic resolution [PDF]

Ticks and Tick-borne Diseases, 2023
The genus Amblyomma is the third most diverse in the number of species within the Ixodidae, with practically half of its species distributed in the Americas, though there are also species occurring in Africa, Asia, and Australia.
Nava, Santiago, Rivera-Páez, Fredy A., Cotes-Perdomo, Andrea P., Rivera Paéz, Fredy A., Castro, Lyda R., Cortés-Vecino, Jesús A., Perdomo, Andrea Paola Cotes, Uribe, Juan E., Cortés-Perdono, Andrea P., Cortés Vecino, Jesús A., Cotes Perdomo, Andrea P.   +10 more
core   +5 more sources

Geographical distribution of Amblyomma cajennense (sensu lato) ticks (Parasitiformes: Ixodidae) in Brazil, with description of the nymph of A. cajennense (sensu stricto). [PDF]

Parasit Vectors, 2016
\ud \ud Background\ud Until recently, Amblyomma cajennense (Fabricius, 1787) was considered to represent a single tick species in the New World. Recent studies have split this taxon into six species.
Martins TF, Barbieri AR, Costa FB, Terassini FA, Camargo LM, Peterka CR, de C Pacheco R, Dias RA, Nunes PH, Marcili A, Scofield A, Campos AK, Horta MC, Guilloux AG, Benatti HR, Ramirez DG, Barros-Battesti DM, Labruna MB.   +17 more
europepmc   +5 more sources

Efficacy of sarolaner (Simparic™) against induced infestations of Amblyomma cajennense on dogs. [PDF]

Parasit Vectors, 2017
Background Amblyomma cajennense is the main vector of Rickettsia rickettsii which causes Brazilian spotted fever. This adult tick preferably infests horses and capybaras, but has low host specificity during its immature stages, thus posing a threat to ...
Scott F, Franz L, Campos DR, Azevedo TRC, Cunha D, Six RH, Maeder S, Cree T.   +7 more
europepmc   +6 more sources