Results 41 to 50 of about 1,536 (192)

Identification and genetic diversity analysis of Rickettsia in Dermacentor nuttalli within inner Mongolia, China

open access: yesParasites & Vectors, 2022
Background The genus Rickettsia contains the lineages spotted fever group (SFG), typhus group (TG), and transitional group (TRG). The spotted fever group Rickettsia (SFGR) is transmitted by ticks.
Zheng Gui   +8 more
doaj   +1 more source

Detection of Rickettsia spp. and Anaplasma ovis in Melophagus ovinus from southern Xinjiang, China

open access: yesMedical and Veterinary Entomology, Volume 37, Issue 4, Page 865-870, December 2023., 2023
First report of the detection of Rickettsia massiliae DNA in M. ovinus. First report of the detection of Candidatus Rickettsia barbariae DNA in M. ovinus. Candidatus Rickettsia barbariae and Genotype III A. ovis can coexist in M. ovinus. Abstract Melophagus ovinus is a hematophagous insect that is distributed worldwide and plays a crucial role in ...
Si‐Ang Li   +8 more
wiley   +1 more source

Tick‐borne pathogens in ticks from urban and suburban areas of north‐western Spain: Importance of Ixodes frontalis harbouring zoonotic pathogens

open access: yesMedical and Veterinary Entomology, Volume 37, Issue 3, Page 499-510, September 2023., 2023
A higher number of ticks was collected in suburban than in urban areas, being Ixodes frontalis the most commonly detected species. The results have significant implications for public health since most Rickettsia spp. detected are zoonotic. This is the first report of the detection of Borrelia spp. and Rickettsia spp.
S. Remesar   +12 more
wiley   +1 more source

Expert opinion on the identification, risk assessment, and mitigation of microorganisms and parasites relevant to xenotransplantation products from pigs

open access: yesXenotransplantation, Volume 30, Issue 5, September/October 2023., 2023
Abstract Xenotransplantation has the potential to address shortages of organs available for clinical transplantation, but concerns exist regarding potential risks posed by porcine microorganisms and parasites (MP) to the health of human recipients. In this study, a risk‐based framework was developed, and expert opinion was elicited to evaluate porcine ...
Huybert Groenendaal   +14 more
wiley   +1 more source

Molecular detection of Rickettsia spp. in wild ungulates and their ticks in Mediterranean areas of southwestern Spain

open access: yesZoonoses and Public Health, Volume 70, Issue 6, Page 485-497, September 2023., 2023
Abstract Wildlife is an important reservoir of zoonotic pathogens. The objective of the present study was to assess the importance of wild ungulates in the epidemiology of Rickettsia spp. Ticks and spleen samples were collected from 262 red deer (Cervus elaphus) and 83 wild boar (Sus scrofa) hunted in southwestern Spain over a 5‐year period.
Susana Remesar   +8 more
wiley   +1 more source

Rickettsiae in red fox (Vulpes vulpes), marbled polecat (Vormela peregusna) and their ticks in northwestern China

open access: yesParasites & Vectors, 2021
Background Previously, twelve Rickettsia species were identified in ticks, fleas, sheep keds (Melophagus ovinus), bats (Pipistrellus pipistrellus) and a tick-bitten patient in the Xinjiang Uygur Autonomous Region (XUAR) in northwestern China.
Gang Liu   +11 more
doaj   +1 more source

Mild Infections with Multiple Spotted Fever Grouped Rickettsia Species among Forest Rangers with Tick Bites

open access: yesZoonoses, 2023
Tick-borne rickettsiae are increasingly recognized to cause human infections; however, a complete clinical spectrum is lacking. Thus, surveillance study was conducted among forest rangers with tick bites to describe the clinical manifestations.
Yong-Xiang Wu   +7 more
doaj   +1 more source

Rickettsial pathogens drive microbiota assembly in Hyalomma marginatum and Rhipicephalus bursa ticks

open access: yesMolecular Ecology, Volume 32, Issue 16, Page 4660-4676, August 2023., 2023
Abstract Most tick‐borne pathogens (TBPs) are secondarily acquired by ticks during feeding on infected hosts, which imposes ‘priority effect’ constraints, as arrival order influences the establishment of new species in a microbial community. Here we tested whether once acquired, TBPs contribute to bacterial microbiota functioning by increasing ...
Apolline Maitre   +10 more
wiley   +1 more source

New insights into the impact of microbiome on horizontal and vertical transmission of a tick-borne pathogen

open access: yesMicrobiome, 2023
Background The impact of host skin microbiome on horizontal transmission of tick-borne pathogens , and of pathogen associated transstadial and transovarial changes in tick microbiome are largely unknown, but are important to control increasingly emerging
Li-Feng Du   +20 more
doaj   +1 more source

Incidence of tick-borne spotted fever group Rickettsia species in rodents in two regions in Kazakhstan [PDF]

open access: yes, 2022
Records on the distribution of Rickettsia spp. in their natural hosts in Central Asia are incomplete. Rodents and small mammals are potential natural reservoirs for Rickettsiae in their natural lifecycle.
Berdibekov, A.   +15 more
core   +2 more sources

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