Results 81 to 90 of about 41,523 (303)

A Coxiella mutualist symbiont is essential to the development of Rhipicephalus microplus

open access: yesScientific Reports, 2017
The cattle tick Rhipicephalus microplus is a hematophagous ectoparasite that causes important economic losses in livestock. Different species of ticks harbor a symbiont bacterium of the genus Coxiella.
M. Guizzo   +14 more
semanticscholar   +1 more source

Rhipicephalus follis Donitz 1910

open access: yes, 2020
27. Rhipicephalus follis Dönitz, 1910a. An Afrotropical species whose adults are usually found on Artiodactyla: Bovidae, while larvae and nymphs are commonly recovered from Rodentia: Muridae. Adults and larvae have been collected from Carnivora: Canidae; adults alone have been taken from Artiodactyla: Bovidae and Suidae, Hyracoidea: Procaviidae ...
Guglielmone, Alberto A.   +2 more
openaire   +3 more sources

Composition and Seasonal Variation of Rhipicephalus turanicus and Rhipicephalus sanguineus Bacterial Communities [PDF]

open access: yesApplied and Environmental Microbiology, 2012
ABSTRACT A 16S rRNA gene approach, including 454 pyrosequencing and quantitative PCR (qPCR), was used to describe the bacterial community in Rhipicephalus turanicus and to evaluate the dynamics of key bacterial tenants of adult ticks during the active questing season. The bacterial community structure of
Shimon Harrus   +3 more
openaire   +3 more sources

Canine Spotted Fever Group Rickettsial Seroprevalence as an Indicator for Human Rocky Mountain Spotted Fever Case Rates in Arizona, USA

open access: yesZoonoses and Public Health, EarlyView.
ABSTRACT Introduction Rocky Mountain spotted fever (RMSF), a rapidly progressing febrile disease caused by the bacterium Rickettsia rickettsii, is the deadliest tick‐borne disease in the world. Human infection initially results in non‐specific symptoms and, if untreated, can result in death in up to 35% of cases.
Alec Oliva   +10 more
wiley   +1 more source

Transcriptome and Proteome Response of Rhipicephalus annulatus Tick Vector to Babesia bigemina Infection

open access: yesFrontiers in Physiology, 2019
A system biology approach was used to gain insight into tick biology and interactions between vector and pathogen. Rhipicephalus annulatus is one of the main vectors of Babesia bigemina which has a massive impact on animal health.
S. Antunes   +10 more
semanticscholar   +1 more source

Prevalence, Species Diversity, and Risk Factors of Tick Infestation in Cattle From District Peshawar, Pakistan

open access: yesVeterinary Medicine and Science, Volume 11, Issue 6, November 2025.
This study documents the prevalence and risk factors of cattle tick infestation in District Peshawar using morphological and molecular identification. Ecological diversity indices reveal moderate tick diversity, while risk factor analysis highlights breed, age, and sex as significant predictors of infestation.
Murad Ali Khan   +8 more
wiley   +1 more source

Vector abundance and associated abiotic factors that influence the distribution of ticks in six provinces of South Africa [PDF]

open access: yesVeterinary World
Background and Aim: Climatic conditions significantly impact the life stages and distribution patterns of ticks and tick-borne diseases. South Africa’s central plateau and various biomes offer a distinct landscape for studying the geography’s effects ...
Tsireledzo G. Makwarela   +5 more
doaj   +1 more source

Identification of a mutation in the para-sodium channel gene of the cattle tick Rhipicephalus (Boophilus) microplus associated with resistance to synthetic pyrethroid acaricides [PDF]

open access: yes, 2009
Resistance against synthetic pyrethroid (SP) products for the control of cattle ticks in Australia was detected in the field in 1984, within a very short time of commercial introduction.
Corley, S.W.   +5 more
core   +1 more source

Differences in the epidemiology of theileriosis on smallholder dairy farms in contrasting agro-ecological and grazing strata of highland Kenya [PDF]

open access: yes, 2000
A prospective cohort study was conducted in five purposively-sampled agro-ecological zone (AEZ)-grazing system strata in Murang’a District, Kenya, between March 1995 and June 1996.
Brown, R. N.   +5 more
core   +2 more sources

A combination of antibodies against Bm86 and Subolesin inhibits engorgement of Rhipicephalus australis (formerly Rhipicephalus microplus) larvae in vitro

open access: yesParasites & Vectors, 2019
Rhipicephalus microplus is a hard tick species that has a high impact on cattle health and production in tropical and subtropical regions. Recently, ribosomal DNA and morphological analysis resulted in the reinstatement of R.
J. Trentelman   +6 more
semanticscholar   +1 more source

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