Results 71 to 80 of about 847 (159)

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

First report of Amblyomma sculptum (Amblyomma cajennense complex) in a Brazilian state classified as a silent area for human rickettsiosis. [PDF]

Vet World, 2023
da Gama BC, Martins TF, Labruna MB, Vieira RFDC, de Almeida JC.   +4 more
europepmc   +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

Seasonal dynamics of Amblyomma cajennense (Fabricius, 1787) sensu stricto in a degraded area of the Amazon biome, with notes on Rickettsia amblyommatis infection. [PDF]

Parasit Vectors, 2023
de Araújo FES, Martins TF, Ramos CCM, Nogueira RMS, Faccini JLH, Tavares MA, de Lima NJ, de Almeida Júnior EB, de Sousa-Paula LC, Dantas-Torres F, da Silva Krawczak F, Costa-Junior LM, Labruna MB, Dall Agnol LT, Luz HR.   +14 more
europepmc   +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

Cutaneous hypersensitivity induced in rabbits by extracts of the tick Amblyomma cajennense (Acari : Ixodidae)

Journal of the South African Veterinary Association, 2004
The cutaneous hypersensitivity test was used to correlate host resistance to ticks and type of reactions elicited by Amblyomma cajennense (Fabricius, 1787) tick extract in rabbits. Rabbits were divided into 3 groups of 2 animals each: naive, pre-infested and control.
Hlatshwayo, M., Szabó, M. J.P., Bechara, G. H., Mbati, P. A.   +3 more
openaire   +4 more sources

Ticks on birds in a savanna (Cerrado) reserve on the outskirts of Uberlândia, Minas Gerais, Brazil Carrapatos em aves de uma reserva do Cerrado na periferia de Uberlândia, Minas Gerais, Brasil

Revista Brasileira de Parasitologia Veterinária, 2013
We report tick infestations on birds, in the environment and on domestic animals in a non-forested phytophysiognomy, the savanna-like Cerrado sensu stricto, in a natural reserve on the outskirts of the urban area of Uberlândia, Minas Gerais, Brazil.
Jamile de Oliveira Pascoal, Marcus do Prado Amorim, Maria Marlene Martins, Celine Melo, Eurípedes Luciano da Silva Júnior, Maria Ogrzewalska, Marcelo Bahia Labruna, Matias Pablo Juan Szabó   +7 more
doaj  

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

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

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