Results 81 to 90 of about 7,061 (214)

Efeito acaricida in vitro de extratos de plantas do Pantanal no carrapato de bovinos, Rhipicephalus (Boophilus) microplus. [PDF]

, 2015
Estudou-se a ação acaricida dos extratos brutos etanólicos de 14 plantas do Pantanal sobre fêmeas ingurgitadas do carrapato-do-boi. Os bioensaios foram realizados em triplicatas pelo método de imersão das teleóginas e estimadas a produção de ovos, a ...
BIANCHIN, I., CATTO, J. B., SAITO, M. L.
core   +1 more source

Molecular Identification of Hyalomma Ticks and Application of Bacillus thuringiensis Toxins as an Effective Biological Acaricide

Journal of Parasitology Research, Volume 2024, Issue 1, 2024.
Bacillus thuringiensis (B. thuringiensis) is considered one of the most important entomopathogenic microorganisms. It produces potent toxins against insects. Therefore, the present study investigates the bioacaricidal properties of B. thuringiensis on the Hyalomma tick species.
Panhwer Sana Noor, Munir Ahmed, Abdul Suboor Ansari, Javaid Ali Gadahi, Shahar Bano Memon, Mansoor Tariq, Zubair Ahmed Laghari, Feroza Soomro, Bachal Bhutto, Noor-Un-Nisa Mari, Zhengli Chen, María Eugenia López-Arellano   +11 more
wiley   +1 more source

Avaliação da eficiência de acaricidas sobre Rhipicephalus (Boophilus) microplus no estado da Bahia

Pubvet, 2018
O carrapato Rhipicephalus (Boophilus) microplus é responsável por grandes prejuízos na pecuária nacional, principalmente devido à redução no desempenho produtivo de bovinos, tais prejuízos estimados em bilhões de dólares por ano são provados pela ação ...
José Tadeu Raynal, Aretha Alves Borges, Bruno Lopes Bastos, Thiago Campanharo Bahiense, Roberto Meyer, Ricardo Wagner Portela   +5 more
doaj   +1 more source

Assessment and determination of LC50 of carvacrol and salicylic acid analogues with acaricide activity in larvae and adult ticks of Rhipicephalus (Boophilus) microplus

Parasite Epidemiology and Control, 2016
Rhipicephalus (Boophilus) microplus is a tick that causes huge economic losses in cattle. The indiscriminate use of acaricides has generated resistance to most compounds present on the market.
Concepción Ramírez, Froylán Ibarra, Herminia I. Pérez, Norberto Manjarrez, Héctor J. Salgado, Lucía Ortega   +5 more
doaj   +1 more source

Suscetibilidade de Rhipicephalus (Boophilus) microplus a carrapaticidas em Mato Grosso do Sul, Brasil. [PDF]

, 2020
O carrapato bovino, Rhipicephalus (Boophilus) microplus, destaca-se dentre os ectoparasitas de importância econômica à pecuária nacional, tornando-se necessária a adoção de medidas de controle, particularmente em rebanhos Bos taurus e seus cruzamentos. O
BARROS, A. T. M. de, GOMES, A., KOLLER, W. W.   +2 more
core  

Rhipicephalus (Boophilus) microplus aquaporin as an effective vaccine antigen to protect against cattle tick infestations

Parasites & Vectors, 2014
Background Vaccination as a control method against the cattle tick, Rhipicephalus (Boophilus) microplus has been practiced since the introduction of two products in the mid-1990s.
Felix D Guerrero, Renato Andreotti, Kylie G Bendele, Rodrigo C Cunha, Robert J Miller, Kathleen Yeater, Adalberto A Pérez de León   +6 more
doaj   +1 more source

Bovine immunoprotection against Rhipicephalus (Boophilus) microplus with recombinant Bm86-Campo Grande antigen Imunoproteção de bovinos contra Rhipicephalus (Boophilus) microplus com antígeno recombinante Bm86-Campo Grande

Revista Brasileira de Parasitologia Veterinária, 2012
The southern cattle fever tick, Rhipicephalus (Boophilus) microplus, is no doubt the most economically important ectoparasite of cattle globally. The inappropriate use of chemical acaricides has driven the evolution of resistance in populations of R. (B.)
Rodrigo Casquero Cunha, Adalberto Angel Pérez de León, Fábio Pereira Leivas Leite, Luciano da Silva Pinto, Alceu Gonçalves dos Santos Júnior, Renato Andreotti   +5 more
doaj   +1 more source

Ação de óleos e extratos vegetais no controle de Rhipicephalus (Boophilus) microplus in vitro. [PDF]

, 2012
A infestação por carrapatos é um dos principais entraves à produção de leite isento de resíduos. O objetivo deste estudo foi avaliar a eficácia in vitro dos óleos de Pilocarpus microphyllus (jaborandi) e Citrus sp (laranja), bem como dos extratos ...
CASTRO, K. N. de C., COSTA, J. V., LIMA, D. F., MAGALHAES, J. A., SANTOS, R. C. dos, VASCONCELOS, L. C.   +5 more
core  

Fenvalerate resistance status in Rhipicephalus (Boophilus) microplus (Acari: Ixodidae) from Punjab, India [PDF]

Journal of Parasitic Diseases, 2014
Larval packet test was used for evaluating the resistance levels in Rhipicephalus (Boophilus) microplus collected from different districts of central plain zone of Punjab state, India against fenvalerate. The regression graphs of probit mortality of larvae plotted against log values of progressively increasing concentrations of fenvalerate were ...
, Jyoti, Abhijit, Nandi, Harkirat, Singh, N K, Singh, S S, Rath   +4 more
openaire   +2 more sources

Cold storage and cryopreservation of tick cell lines

Parasites & Vectors, 2010
Background Tick cell lines are now available from fifteen ixodid and argasid species of medical and veterinary importance. However, some tick cell lines can be difficult to cryopreserve, and improved protocols for short- and long-term low temperature ...
Lallinger Gertrud, Zweygarth Erich, Bell-Sakyi Lesley, Passos Lygia MF   +3 more
doaj   +1 more source