Results 21 to 30 of about 12,467 (198)

Survival of Theileria parva in its nymphal tick vector Rhipicephalus appendiculatus under laboratory and quasi natural conditions [PDF]

open access: yes, 2003
Groups of nymphal Rhipicephalus appendiculatus Muguga, having a mean of 1 or 9 Theileria parva Muguga-infected salivary gland acini per tick, were kept under quasi-natural conditions at an altitude of 1950 m or 20°C at a relative humidity of 85% in the ...
Young, A. S.   +2 more
core   +1 more source

Preliminary survey of ticks (Acari: Ixodidae) on cattle in Central Equatoria State, Southern Sudan

open access: yesOnderstepoort Journal of Veterinary Research, 2008
In a preliminary survey conducted in 2005, the species composition and seasonality of ticks infesting cattle in Central Equatoria State, Southern Sudan was determined.
D.A. Salih   +4 more
doaj   +1 more source

In-vitro efficacy of solanum incanum on Rhipicephalus appendiculatus

open access: yesJournal of Veterinary Medicine and Animal Health, 2022
Abstract Herbal remedies have a long history of use for tick control. Solanum incanum ripe fruits are locally used to manage ticks. In this study, the effect of S. incanum fruit extracts on egg hatchability, inhibition of oviposition and larval mortality of Rhipicephalus appendiculatus ticks was investigated. The reproductive efficiency of eggs
openaire   +1 more source

Assessment of an In Vitro Tick Feeding System for the Successful Feeding of Adult Rhipicephalus appendiculatus Ticks

open access: yesParasitologia, 2023
This study assessed the efficiency of a new in vitro tick feeding system for the adult Rhipicephalus appendiculatus tick and compared the impact of different blood anticoagulating factors on their feeding process.
Btissam Asri   +7 more
doaj   +1 more source

Climate, vegetation and the distribution of Rhipicephalus appendiculatus in Africa

open access: yesParasitology Today, 1990
Parasitology Today 6 (1990) 100-104. doi:10.1016/0169-4758(90)90224-R ; Received by publisher: 0000-01-01 ; Harvest Date: 2016-01-04 12:21:46 ; DOI:10.1016/0169-4758(90)90224-R ; Page Range: 100 ...
International Laboratory for Research on Animal Diseases, PO Box 30709, Nairobi, Kenya ( host institution )   +5 more
openaire   +3 more sources

Towards integrated control of East Cost fever, a devastating disease of cattle [PDF]

open access: yes, 2013
Infection of cattle with the tick-borne apicomplexan parasite Theileria parva results in the fatal lympho-proliferative disease known as East Coast fever (ECF).
Olds, Cassandra Leah
core   +1 more source

Tick infestation, and udder and teat damage in selected cattle herds of Matabeleland South, Zimbabwe

open access: yesOnderstepoort Journal of Veterinary Research, 2009
A cross-sectional survey was conducted to determine tick infestation, and udder and teat damage in 286 lactating cows and heifers at six properties in the smallholder and commercial sectors in Gwanda district of Matabeleland South Province, Zimbabwe ...
D.N. Ndhlovu, P.V. Makaya, B.L. Penzhorn
doaj   +1 more source

Acaricide efficiency of amitraz / cypermethrin and abamectin pour-on preparations in game

open access: yesOnderstepoort Journal of Veterinary Research, 2005
The efficacy of an amitraz / cypermethrin pour-on preparation (1 % w/v each) was tested against natural tick infestations of buffaloes, eland and blesbok in three separate trials.
J.S. Van der Merwe   +4 more
doaj   +1 more source

Matrix-assisted laser desorption/ionization time of flight mass spectrometry for comprehensive indexing of East African ixodid tick species [PDF]

open access: yes, 2016
Background: The tick population of Africa includes several important genera belonging to the family Ixodidae. Many of these ticks are vectors of protozoan and rickettsial pathogens including Theileria parva that causes East Coast fever, a debilitating ...
Olds, C.   +21 more
core   +1 more source

RA92A recombinant protein as immunogen to protect cattle against tick challenge in Brazil and Uganda

open access: yesBioscience Journal, 2021
In this study, the recombinant gut protein rRa92A produced in Pichia pastoris yeast cells was used to immunize cattle in two experiments, one in Brazil and the other in Uganda. In both experiments, the animals were intramuscularly (IM) injected with 200
Rodrigo Casquero Cunha   +9 more
doaj   +3 more sources

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