Rhipicephalus appendiculatus
Survival of Theileria parva in its nymphal tick vector Rhipicephalus appendiculatus under laboratory and quasi natural conditions
... 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 x ...
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Rhipicephalus appendiculatus ticks transmit Theileria parva from persistently infected cattle in the absence of detectable parasitemia: implications for East Coast fever epidemiology
... Background: East Coast fever (ECF) is a devastating disease of cattle and a significant constraint to improvement of livestock production in sub-Saharan Africa. The protozoan parasite causing ECF, Theileria parva, ...
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Mitochondrial phylogeography and population structure of the cattle tick Rhipicephalus appendiculatus in the African Great Lakes region
... R. appendiculatus in the Great Lakes region and over its distribution range in sub-Saharan ...movement. Rhipicephalus appendiculatus ticks are more diverse in lowlands than highlands with moderate ...
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The effect of essential oils of Tagetes minuta and Tithonia diversifolia on on-host behaviour of the brown ear tick Rhipicephalus appendiculatus
... vector, Rhipicephalus appendiculatus Neumann, 1901, is considered to be the most significant tick–borne disease of cattle and a costly disease in Africa (Norval et al 1991; Taylor et al ...
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Analyses of mitochondrial genes reveal two sympatric but genetically divergent lineages of Rhipicephalus appendiculatus in Kenya
... [6]. Rhipicephalus appendiculatus is a three-host tick species whose ability to survive in a particular locality is determined by climatic conditions [7, 8] and it almost entirely depends on its hosts for ...
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Colonization of Grande Comore Island by a lineage of Rhipicephalus appendiculatus ticks
... transmitted by Rhipicephalus appendiculatus, led to the death of 10% of cattle on Grande Comore [1]. The iso- lated Theileria parva strains, once genotyped, were shown to be closely related to the strain ...
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Essential oils of indigenous plants protect livestock from infestations of Rhipicephalus appendiculatus and other tick species in herds grazing in natural pastures in western Kenya
... R. appendiculatus has been demonstrated in lab- oratory and semi-field ...R. appendiculatus ticks are evaluated on zebu cattle within herds of naturally grazing livestock in western ...
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Identification of immune responsive protein epitopes in theileria parva and the tick vector rhipicephalus appendiculatus
... R. appendiculatus by ...R. appendiculatus protein sequences were available in these databases as compared to ...R. appendiculatus. The R. appendiculatus EST data derived from previous studies ...
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Cleome monophylla essential oil and its constituents as tick (Rhipicephalus appendiculatus) and maize w e e v i l (Sitophilus zeamais) repellents
... None of the constituents showed tick repellent activities high- er than that of the commercial synthetic insect repel- lent DEET at all the treatment levels tested, wher[r] ...
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Induction of humoral immune response to multiple recombinant Rhipicephalus appendiculatus antigens and their effect on tick feeding success and pathogen transmission
... East Coast fever (ECF) caused by the protozoan parasite Theileria parva is considered the most devastating tick- borne disease of cattle in sub-Saharan Africa [12–14]. Theileria parva is transmitted by the three-host ...
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Fixation of ticks on the cows in function of their colours and in their agro ecology areas in Kabare, Walungu and Uvira territories, Province of south Kivu, Democratic Republic of Congo
... tique Rhipicephalus appendiculatus est majoritairement récolté sur les bovins à robe blanche soit 827 tiques sur 17 bovins, soit une charge à tique de ...
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Tick population in goats and sheep in Šabac
... species Rhipicephalus sanguineus were established from March to October, a species Rhipicephalus bursa from April to September with a population peak of both species in June, which also corresponds to ...
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RNA viruses of Amblyomma variegatum and Rhipicephalus microplus and Cattle Susceptibility in the French Antilles
... Abstract: Ticks transmit a wide variety of pathogens including bacteria, parasites and viruses. Over the last decade, numerous novel viruses have been described in arthropods, including ticks, and their characterization ...
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Transmission of Rickettsia raoultii and Rickettsia massiliae DNA by Dermacentor reticulatus and Rhipicephalus sanguineus (s l ) ticks during artificial feeding
... Finally, our results further confirm the importance of removing ticks as soon as possible to minimise the risk of infection with tick-borne bacteria. More recently, Ehrlichia canis was transmitted as soon as 6 hours ...
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Investigation of tick borne bacteria (Rickettsia spp , Anaplasma spp , Ehrlichia spp and Borrelia spp ) in ticks collected from Andean tapirs, cattle and vegetation from a protected area in Ecuador
... validated species of Ehrlichia genus did not exceed 95% with any of these 16S rRNA target genes (Table 4). Since these fragment genes were highly conserved for these spe- cies, in an attempt to identify the Anaplasma ...
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First report of Rickettsia felisin China
... Ten percent of the ticks (146 Rhipicephalus sanguineus) we collected from dogs were PCR positive. The sequences were all identical to R. felis (CP000053) except one (KJ440521) which was 99% identical to R. felis ...
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Caspase 1 participates in apoptosis of salivary glands in Rhipicephalus haemaphysaloides
... Autophagy is another pathway that leads to cell death; often accompanied by apoptosis [17]. Several types of proteases are involved in this activity [18]. Autophagy- related gene 4 (ATG4) is a type of cysteine protease ...
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FIRST REPORT ON CHEMICAL COMPOSITION AND ACARICIDAL ACTIVITY ON THE CATTLE TICK RHIPICEPHALUS (BOOPHILUS) MICROPLUS OF XYLOPIA PARVIFLORA (A. RICH) BENTH LEAVE’S ESSENTIAL OIL IN BENIN, WEST AFRICA
... against Rhipicephalus microplus was assessed by modified Larval Packet Test (LPT) and Adult Immersion Test (AIT) with oil concentrations of 5%, 10% and 20% ...
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Insights into the Host Range, Genetic Diversity, and Geographical Distribution of Jingmenviruses
... with Rhipicephalus microplus ticks origi- nating in the French Antilles (Guadeloupe and Martinique islands), with Amblyomma testudinarium ticks in Lao PDR, and with Ixodes ricinus ticks in metropolitan France, and ...
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Immunoregulation of bovine macrophages by factors in the salivary glands of Rhipicephalus microplus
... Background: Alternative strategies are required to control the southern cattle tick, Rhipicephalus microplus, due to evolving resistance to commercially available acaricides. This invasive ectoparasite is a vector ...
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