Results 11 to 20 of about 1,510 (173)

Human Infections with Rickettsia raoultii, China [PDF]

open access: yesEmerging Infectious Diseases, 2014
We used molecular methods to identify Rickettsia raoultii infections in 2 persons in China. These persons had localized rashes around sites of tick bites. R.
Na Jia   +9 more
doaj   +4 more sources

First report on the occurrence of Rickettsia slovaca and Rickettsia raoultii in Dermacentor silvarum in China [PDF]

open access: yesParasites & Vectors, 2012
Background Rickettsioses are among both the longest known and most recently recognized infectious diseases. Although new spotted fever group rickettsiae have been isolated in many parts of the world including China, Little is known about the epidemiology
Tian Zhan-Cheng   +5 more
doaj   +6 more sources

RickA Expression Is Not Sufficient to Promote Actin-Based Motility of Rickettsia raoultii [PDF]

open access: yesPLoS ONE, 2008
BACKGROUND: Rickettsia raoultii is a novel Rickettsia species recently isolated from Dermacentor ticks and classified within the spotted fever group (SFG). The inability of R. raoultii to spread within L929 cells suggests that this bacterium is unable to
khalid El Karkouri   +2 more
exaly   +6 more sources

Spotted fever group rickettsiae associated with ixodid ticks in wild environment in Southern Italy [PDF]

open access: yesMicrobiologyOpen, 2018
Ixodidae ticks are vectors and reservoirs of several species of rickettsiae, and tick‐borne rickettsioses are reported worldwide. This study was aimed to verify the distribution of spotted fever group rickettsiae associated with ticks in a wild ...
Donato Antonio Raele   +4 more
doaj   +3 more sources

Transmission of Rickettsia raoultii and Rickettsia massiliae DNA by Dermacentor reticulatus and Rhipicephalus sanguineus (s.l.) ticks during artificial feeding [PDF]

open access: yesParasites & Vectors, 2018
Background Tick-borne rickettsial pathogens are emerging worldwide and pose an increased health risk to both humans and animals. A plethora of rickettsial species has been identified in ticks recovered from human and animal patients.
Emanuela Olivieri   +6 more
doaj   +7 more sources

Novel Rickettsia raoultii strain isolated and propagated from Austrian Dermacentor reticulatus ticks [PDF]

open access: yesParasites & Vectors, 2016
Background Continuous culture of tick cell lines has proven a valuable asset in isolating and propagating several different vector-borne pathogens, making it possible to study these microorganisms under laboratory conditions and develop serological tests
Michiel Wijnveld   +4 more
doaj   +5 more sources

First report of Rickettsia raoultii and R. slovaca in Melophagus ovinus, the sheep ked [PDF]

open access: yesParasites & Vectors, 2016
Background Melophagus ovinus (Diptera: Hippoboscidae), a hematophagous ectoparasite, is mainly found in Europe, Northwestern Africa, and Asia. This wingless fly infests sheep, rabbits, and red foxes, and causes inflammation, wool loss and skin damage ...
Dan Liu   +7 more
doaj   +4 more sources

Molecular evidence of Rickettsia raoultii, “Candidatus Rickettsia barbariae” and a novel Babesia genotype in marbled polecats (Vormela peregusna) at the China-Kazakhstan border [PDF]

open access: yesParasites & Vectors, 2018
In this study, two road-killed marbled polecats (Vormela peregusna) were molecularly analysed for tick-borne pathogens. Rickettsia raoultii, “Candidatus Rickettsia barbariae” and a novel Babesia genotype have been identified, for the first time in ...
Xiafei Liu   +8 more
doaj   +5 more sources

Visual closed dumbbell-mediated isothermal amplification (CDA) for on-site detection of Rickettsia raoultii [PDF]

open access: yesPLoS Neglected Tropical Diseases, 2022
Spotted fever group (SFG) rickettsioses are important zoonoses, threatening human health seriously and gradually attracting more attention in the world. SFG rickettsiae are classified as neglected pathogens. If these pathogens are detected at all, they are usually recognized very late in the infection through indirect detection of specific antibodies ...
Rui Mao
exaly   +5 more sources

Genome Sequence of the Tick-Borne Pathogen Rickettsia raoultii [PDF]

open access: yesGenome Announcements, 2016
ABSTRACT Rickettsia raoultii is a tick-associated spotted fever group (SFG) organism, causing scalp eschar and neck lymphadenopathy after tick bite (SENLAT) in humans. We report here the genome sequence of R. raoultii strain Khabarovsk T (CSUR R3 T
khalid El Karkouri   +2 more
exaly   +4 more sources

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