Results 41 to 50 of about 25,478 (256)

AVALIAÇÃO DA QUIMIORESISTÊNCIA EM CARRAPATOS RHIPICEPHALUS (BOOPHILUS) MICROPLUS

Anais do II Congresso Brasileiro On-line Multiprofissional de Análises Clínicas e Laboratoriais, 2023
Introdução: A infestação por carrapatos é um dos principais problemas de saúde pública no mundo, e a quimiorresistência em carrapatos vem ocorrendo ao longo do tempo principalmente por o uso inadequado dos compostos inseticidas produzindo assim um impacto econômico negativo na produção ganadera, e a resistência que estos carrapatos tem é um dos maiores
Kelly Johana Ramirez Guzman, Angela Natalia Castillo Penagos   +1 more
openaire   +1 more source

Rhipicephalus microplus serine protease inhibitor family: annotation, expression and functional characterisation assessment [PDF]

, 2015
Background: Rhipicephalus (Boophilus) microplus evades the host's haemostatic system through a complex protein array secreted into tick saliva. Serine protease inhibitors (serpins) conform an important component of saliva which are represented by a large
Kurscheid, Sebastian, Lew-Tabor, Ala E., Rodriguez-Valle, Manuel, Xu, Tao   +3 more
core   +8 more sources

Metatranscriptomic virome assessment of Rhipicephalus microplus from Colombia

Ticks and Tick-borne Diseases, 2020
Ticks (Ixodida) are hematophagous ectoparasites that harbor and transmit diverse species of viruses, some of which cause serious diseases with worldwide veterinary and human health consequences. Rhipicephalus microplus is an important cattle tick in Colombia, where it causes significant economic losses.
Giovan F, Gómez, Juan P, Isaza, Juan A, Segura, Juan F, Alzate, Lina A, Gutiérrez   +4 more
openaire   +2 more sources

Reinstatement of rhipicephalus (Boophilus) australis (Acari: Ixodidae) with redescription of the adult and larval stages [PDF]

, 2012
Rhipicephalus australis Fuller, the Australian cattle tick, is reinstated and the adults and larvae redescribed from material collected in Australia. This long ignored boophilid was previously known as R.
de la Fuente, José, Estrada Peña, Agustín, Guglielmone, Alberto Alejandro, Labruna, Marcelo B., Mangold, Atilio Jose, Nava, Santiago, Venzal, José M.   +6 more
core   +1 more source

Species composition and geographic distribution of ticks infesting cattle, goats and dogs in a temperate and in a subtropical region of south-east Africa

Onderstepoort Journal of Veterinary Research, 2009
The species and distribution of ticks infesting cattle, goats and dogs in the eastern region of the Eastern Cape Province, South Africa and Maputo Province, Mozambique were determined from collections made from these animals at 72 localities in the ...
I.G. Horak, N. Nyangiwe, C. De Matos, L. Neves   +3 more
doaj   +1 more source

Ehrlichia ruminantium infects Rhipicephalus microplus in West Africa [PDF]

Parasites & Vectors, 2016
The invasion of West Africa by Rhipicephalus microplus during the past decade has changed the ecological situation of the agent of heartwater Ehrlichia ruminantium in this area. Before, its local vector, Amblyomma variegatum, was the most abundant tick species found on livestock. Today, the abundance of the R.
Abel S. Biguezoton, Valérie Noël, Safiou Bienvenu Adehan, Hassane Adakal, Guiguigbaza‐Kossigan Dayo, Sébastien Zoungrana, Souaïbou Farougou, Christine Chevillon   +7 more
openaire   +2 more sources

DETERMINATION OF IN VITRO EFFICACY OF AQUEOUS AND CHLOROFORM EXTRACTS OF ADHATODA VASICA AGAINST RHIPICEPHALUS MICROPLUS TICKS [PDF]

Exploratory Animal and Medical Research, 2022
: The aqueous and chloroform extracts obtained from leaves of Adhatoda vasica were evaluated for acaricidal activity against engorged females of Rhipicephalus microplus and their larvae.
Nitin D Jadhav, S. R. Rajurkar, M. Vijay, B. W. Narladkar, S. G. Jadhao, M. S. Vaidya, C. S. Mamde, Gajanan M. Chigure   +7 more
doaj   +1 more source

Exon-intron structure and sequence variation of the calreticulin gene among Rhipicephalus sanguineus group ticks [PDF]

, 2016
Background: Calreticulin proteins (CRTs) are important components of tick saliva, which is involved in the blood meal success, pathogen transmission and host allergic responses.
Dantas-Torres, Filipe, Iatta, Roberta, Latrofa, Maria Stefania, Mastrantonio, Valentina, Otranto, Domenico, Porretta, Daniele, Urbanelli, Sandra   +6 more
core   +2 more sources

A revision of two distinct species of Rhipicephalus: R. microplus and R. australis

Ciência Rural, 2016
: Rhipicephalus ( Boophilus ) species are monoxenous ticks with seasonal distribution in tropical and subtropical regions. For many years, Rhipicephalus microplus was considered as a single species; however, further analysis split these ticks into two ...
Abid Ali, Luís Fernando Parizi, Beatriz Rossetti Ferreira, Itabajara da Silva Vaz Junior   +3 more
doaj   +1 more source

Induction of humoral immune response to multiple recombinant Rhipicephalus appendiculatus antigens and their effect on tick feeding success and pathogen transmission [PDF]

, 2016
BACKGROUND: Rhipicephalus appendiculatus is the primary vector of Theileria parva, the etiological agent of East Coast fever (ECF), a devastating disease of cattle in sub-Saharan Africa.
A Musoke, A Musoke, AR Trimnell, AR Trimnell, AR Walker, AS Bowman, AS Young, AS Young, B Minjauw, C Almazán, C Almazán, C Almazán, C Almazán, CA Ferreira, Cassandra L. Olds, CL Schwartzkoff, Claudia Daubenberger, David O. Odongo, DO Odongo, DO Odongo, G Büscher, GC Paesen, GJ Rowlands, Glen A. Scoles, H Ochanda, I Couillin, J Fuente de la, J Fuente de la, J Fuente de la, J Fuente de la, J Fuente de la, J Katende, JD Hunt, JD Hunt, JG Valenzuela, JH Pruett, JM Ribeiro, JO Adejinmi, K Bailey, KM Kocan, M Labuda, M Saimo, M Shakya, MP Szabó, NA Steen, NH Ogden, O Merino, O Merino, P Willadsen, P Willadsen, P Willadsen, PG Toye, R Bishop, R Bishop, RA Skilton, RAI Norval, RC Galindo, Richard Bishop, S Havlíková, SK Wikel, Stephen Mwaura, T Bazarusanga, T Schetters, TT Dolan, V Nene, Z Zivkovic   +65 more
core   +3 more sources