Results 31 to 40 of about 12,699 (228)

Spotted Fever and Typhus Group Rickettsiae in Dogs and Humans, Mexico, 2022

open access: yesEmerging Infectious Diseases, 2023
We found serologic evidence of spotted fever group Rickettsia in humans and dogs and typhus group Rickettsia in dogs in Reynosa, Mexico. Our investigation revealed serologic samples reactive to spotted fever group Rickettsia in 5 community members ...
Ricardo Palacios-Santana   +7 more
doaj   +1 more source

Fluorescent Protein Expressing Rickettsia buchneri and Rickettsia peacockii for Tracking Symbiont-Tick Cell Interactions

open access: yesVeterinary Sciences, 2016
Rickettsiae of indeterminate pathogenicity are widely associated with ticks. The presence of these endosymbionts can confound a One Health approach to combatting tick-borne diseases.
Timothy J. Kurtti   +3 more
doaj   +1 more source

Seroepidemiological Study of Spotted Fever Group Rickettsiae and Identification of a Putative New Species, Rickesttsia sp. Da-1, in Gongliao, Northeast Taiwan

open access: yesPathogens, 2021
Tick-borne spotted fever group (SFG) rickettsioses were neglected in Taiwan. The study reported a seroepidemiological survey of SFG rickettsiae in residents in Gongliao District, Northeast Taiwan.
Tsai-Ying Yen   +6 more
doaj   +1 more source

Rickettsiologist Pavel F. Zdrodovskii: larger than life, and not just for his famous book

open access: yesNew Microbes and New Infections, 2016
This article highlights the biography and scientific accomplishments of Pavel F. Zdrodovskii and his contributions to understanding the biology, pathogenesis, treatment, prevention and epidemiology of brucellosis, rickettsioses and many other infectious ...
M.E. Eremeeva   +2 more
doaj   +1 more source

Survey of vector-borne agents in feral cats and first report of Babesia gibsoni in cats on St Kitts, West Indies [PDF]

open access: yes, 2017
Background: As there is little data on vector-borne diseases of cats in the Caribbean region and even around the world, we tested feral cats from St Kitts by PCR to detect infections with Babesia, Ehrlichia and spotted fever group Rickettsia (SFGR) and
Branford, Gillian Carmichael   +8 more
core   +1 more source

The Distinct Transcriptional Response of the Midgut of Amblyomma sculptum and Amblyomma aureolatum Ticks to Rickettsia rickettsii Correlates to Their Differences in Susceptibility to Infection

open access: yesFrontiers in Cellular and Infection Microbiology, 2017
Rickettsia rickettsii is a tick-borne obligate intracellular bacterium that causes Rocky Mountain Spotted Fever (RMSF). In Brazil, two species of ticks in the genus Amblyomma, A. sculptum and A.
Andréa C. Fogaça   +7 more
doaj   +1 more source

Adherence to and Invasion of Host Cells by Spotted Fever Group Rickettsia Species [PDF]

open access: yes, 2010
The pathogenic lifecycle of obligate intracellular bacteria presents a superb opportunity to develop understanding of the interaction between the bacteria and host under the pretext that disruption of these processes will likely lead to death of the ...
Yvonne Gar-Yun Chan   +2 more
core   +1 more source

The anal pore route is efficient to infect Amblyomma spp. ticks with Rickettsia rickettsii and allows the assessment of the role played by infection control targets

open access: yesFrontiers in Cellular and Infection Microbiology, 2023
Adult Amblyomma sculptum and Amblyomma aureolatum ticks are partially refractory to Rickettsia rickettsii when fed on infected hosts, hindering the functional characterization of potentially protective targets in the bacterial acquisition. In the current
Marcelly Bastos Nassar   +5 more
doaj   +1 more source

Detection of " sp. strain Uilenbergi" and " sp. strain Davousti" in ticks from elephants in Africa [PDF]

open access: yes, 2007
Background: To date, 6 tick-borne rickettsiae pathogenic for humans are known to occur in Africa and 4 of them were first identified in ticks before being recognized as human pathogens.
Kotaro Matsumoto   +4 more
core   +1 more source

Indian tick typhus presenting as purpura fulminans with review on rickettsial infections

open access: yesIndian Journal of Dermatology, 2017
Rickettsial diseases are some of the most covert reemerging infections of the present times. They are generally incapacitating and notoriously difficult to diagnose; untreated cases can have fatality rates as high as 30%–35%, but when diagnosed properly,
Manjunath Hulmani   +2 more
doaj   +1 more source

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