Results 91 to 100 of about 14,304 (181)

Ticks on birds caught on the campus of the Federal Rural University of Rio de Janeiro, Brazil Carrapatos em aves capturadas no campus da Universidade Federal Rural do Rio de Janeiro, Brasil

Revista Brasileira de Parasitologia Veterinária, 2012
The prevalence of parasitic infections, particularly those caused by ectoparasites, may influence the biology and ecology of wild birds. The aim of this study was to investigate occurrences and identify the species of ticks collected from wild birds ...
Ísis Daniele Alves Costa Santolin, Hermes Ribeiro Luz, Nívea Maria Alchorne, Michele da Costa Pinheiro, Ramiro Dário Melinski, João Luiz Horácio Faccini, Ildemar Ferreira, Kátia Maria Famadas   +7 more
doaj   +1 more source

Controle estratégico de Amblyomma cajennense (Fabricius, 1787) (acari: xodidae) em eqüinos, Minas Gerais, Brasil - Parte I Strategic control of Amblyomma cajennense (Fabricius, 1787) (acari: ixodidae) on horses, Minas Gerais, Brazil - Part I

Revista Brasileira de Parasitologia Veterinária, 2007
Objetivou-se verificar a eficiência de um programa de controle estratégico de Amblyomma cajennense em eqüinos sob condições de campo. Os tratamentos carrapaticidas foram realizados a cada sete dias e divididos em dois módulos: o primeiro com início em ...
Arildo P. Da Cunha, Ana Cristina P. De Paiva Bello, Romário C. Leite, Eduardo Bastianetto, Antônio Cândido C. Leite Ribeiro, Carolina Maria V. De Freitas, Paulo R. Oliveira   +6 more
doaj   +1 more source

Study of the Weight of Eggs from Six Ixodid Species from Brazil

Memorias do Instituto Oswaldo Cruz, 1997
Eggs from engorged females of six ixodidae species (Ixodes loricatus, Amblyomma rotundatum, A. cajennense, Haemaphysalis leporis-palustris, Boophilus microplus, Dermacentor nitens) maintained in laboratory were counted to calculate the number and mean ...
Marcelo Bahia Labruna, Romário Cerqueira Leite, Paulo Roberto de Oliveira   +2 more
doaj   +1 more source

Rickettsia infection in Amblyomma tonelliae, a tick species from the Amblyomma cajennense complex.

Ticks and Tick-borne Diseases, 2015
The present study was performed to evaluate the Rickettsia infection in Amblyomma tonelliae ticks from Argentina. All ticks were subjected to DNA extraction and tested by a battery of PCRs to amplify fragments of four rickettsial genes, 23S-5S, gltA ...
Evelina L. Tarragona, G. Cicuttin, A. Mangold, Mariano Mastropaolo, M. N. De Salvo, S. Nava   +5 more
semanticscholar   +1 more source

Dichotomous key to larvae of the genus Amblyomma (Parasitiformes: Ixodidae) in Brazil, with morphological description and redescription of the larval stage of 30 Amblyomma species

Ticks and Tick-Borne Diseases
Ticks of the genus Amblyomma are of great medical and veterinary importance in Brazil, where they regularly parasitize wild and domestic animals and will bite humans that enter rural and forest areas for work and recreation purposes.
Thiago F. Martins, Adriano Pinter, Vera L.F. de Camargo-Neves, Agustín Estrada-Peña, Pablo H. Nunes, Fábio Barbieri, Kátia M. Famadas, Marcelo B. Labruna   +7 more
doaj   +1 more source

Detection of Rickettsia rickettsii in the tick Amblyomma cajennense in a new Brazilian spotted fever-endemic area in the state of Minas Gerais

Memorias do Instituto Oswaldo Cruz, 2005
The present study evaluated rickettsial infection in Amblyomma spp. ticks collected in a farm in Coronel Pacheco, a Brazilian spotted fever (BSF) endemic area. A total of 78 A. cajennense and 78 A.
Elizângela Guedes, Romário C Leite, Márcia CA Prata, Richard C Pacheco, David H Walker, Marcelo B Labruna   +5 more
doaj   +1 more source

Amblyomma cajennense (fabricius, 1787) (Acari: ixodidae) en los Estados Aragua y Cojedes, Venezuela

Revista Científica, 2010
El objetivo de la presente comunicación es la de señalar por primera vez la presencia de Amblyomma cajennense en los estados Aragua y Cojedes. La muestra procesada e identificada estuvo representada por 14 ejemplares de la garrapata: seis de ellas ...
Elena Moissant de Román, Roland Klober, Jesús Manzanilla   +2 more
doaj  

Biological parameters of larvae, nymphs, and engorged females of Amblyomma cajennense (Fabricius, 1787) (Acari: Ixodidae) obtained from artificial and successive infestations on Oryctolagus cuniculus (Linnaeus, 1758) (Lagomorpha: Ochotonidae) Parâmetros biológicos de larvas, ninfas e fêmeas ingurgitadas de Amblyomma cajennense (Fabricius, 1787) (Acari:Ixodidae) obtidas de infestações artificiais e sucessivas em Oryctolagus cuniculus (Lagomorpha:Ochotonidae)

Arquivo Brasileiro de Medicina Veterinária e Zootecnia, 2009
The development of acquired resistance to Amblyomma cajennense ticks was evaluated. A total of 18 rabbits were uniformly distributed into three groups named GL, GN, and GA that were submitted to three consecutive infestations with, respectively, larvae ...
C.M.V. Freitas, R.C. Leite, P.R. Oliveira, F.C. Fernández   +3 more
doaj   +1 more source

Genetic Structure of Amblyomma Cajennense (Acari: Ixodidae) Populations Based on Mitochondrial Gene Sequences [PDF]

, 2009
Amblyomma cajennense (Fabricius, 1787) (Acari: Ixodidae) is a common tick species that has a large geographic distribution from the southern regions of the United States (Texas), to the Caribbean Islands, Central, and South America.
Burkman, Erica Janelle
core  

Babesia spp. infection in dogs from rural areas of São Paulo State, Brazil Infecção por Babesia spp. em cães de áreas rurais do estado de São Paulo, Brasil

Revista Brasileira de Parasitologia Veterinária, 2009
The status of Babesia spp. infection in dogs from rural areas of São Paulo State, Brazil was studied. For this, 150 animals were examined by blood smears and by PCR; the presence of tick infestation was also investigated.
Lucia Helena O'Dwyer, Viviane Von Ah Lopes, Adriano Stefani Rubini, Karina Dos Santos Paduan, Paulo Eduardo Martins Ribolla   +4 more
doaj   +1 more source