Results 1 to 10 of about 3,646,737 (251)

Contribution of classical complement activation and IgM to the control of Rickettsia infection

open access: yesMolecular Microbiology, 2021
Pathogenic Rickettsia are obligate intracellular bacteria and the etiologic agents of many life‐threatening infectious diseases. Due to the serious nature of these infections, it is imperative to both identify the responsive immune sensory pathways and ...
M. Dahmani   +3 more
semanticscholar   +1 more source

Detecting Rickettsia parkeri Infection from Eschar Swab Specimens

open access: yesEmerging Infectious Diseases, 2013
The typical clinical presentation of several spotted fever group Rickettsia infections includes eschars. Clinical diagnosis of the condition is usually made by analysis of blood samples.
Todd Myers   +6 more
doaj   +1 more source

Rickettsia typhi central nervous system infection

open access: yesIDCases, 2020
A 39 year-old male was residing along the south coast of Texas, the USA, presented with fever, myalgias, headaches, and weight loss for ten days. Symptoms and manifestations progressed to include nuchal rigidity, photophobia, hyponatremia, thrombocytopenia, and transaminitis despite the intravenous administration of ceftriaxone and azithromycin.
Collin F. Talhelm   +7 more
openaire   +3 more sources

Molecular Detection and Characterization of Rickettsia Species in Ixodid Ticks Collected From Cattle in Southern Zambia

open access: yesFrontiers in Veterinary Science, 2021
Tick-borne zoonotic pathogens are increasingly becoming important across the world. In sub-Saharan Africa, tick-borne pathogens identified include viruses, bacteria and protozoa, with Rickettsia being the most frequently reported.
Simbarashe Chitanga   +12 more
doaj   +1 more source

Metagenomic-based Surveillance of Pacific Coast tick Dermacentor occidentalis Identifies Two Novel Bunyaviruses and an Emerging Human Ricksettsial Pathogen. [PDF]

open access: yes, 2017
An increasing number of emerging tick-borne diseases has been reported in the United States since the 1970s. Using metagenomic next generation sequencing, we detected nucleic acid sequences from 2 novel viruses in the family Bunyaviridae and an emerging ...
Bouquet, Jerome   +5 more
core   +2 more sources

Murine cytomegalovirus genomic material in marrow cells; relation to altered leukocyte counts during sublethal infection of mice [PDF]

open access: yes, 1987
To investigate infection of hematopoietic cells by murine cytomegalovirus (MCMV), we used in situ hybridization to detect MCMV genomic material in marrow cells during sublethal infection of three-week-old mice.
Bale, J. F.   +4 more
core   +1 more source

Coinfection of Two Rickettsia Species in a Single Tick Species Provides New Insight into Rickettsia-Rickettsia and Rickettsia-Vector Interactions

open access: yesMicrobiology Spectrum, 2022
Rickettsiae are obligate intracellular bacteria that can cause life-threatening illnesses. There is an ongoing debate as to whether established infections by one Rickettsia species preclude the maintenance of the second species in ticks.
Yu-Sheng Pan   +21 more
doaj   +1 more source

Can we continue research in splenectomized dogs? Mycoplasma haemocanis: Old problem - New insight [PDF]

open access: yes, 2004
We report the appearance of a Mycoplasma haemocanis infection in laboratory dogs, which has been reported previously, yet, never before in Europe. Outbreak of the disease was triggered by a splenectomy intended to prepare the dogs for a hemorrhagic shock
A. Schropp   +35 more
core   +1 more source

Spotted-Fever Group Rickettsia in Dermacentor variabilis, Maryland

open access: yesEmerging Infectious Diseases, 2004
Three-hundred ninety-two adult Dermacentor variabilis were collected from six Maryland counties during the spring, summer, and fall of 2002. Infection prevalence for spotted fever group Rickettsia was 3.8%, as determined by polymerase chain reaction ...
Nicole C. Ammerman   +6 more
doaj   +1 more source

Molecular evidence of Rickettsia slovaca in spleen of wild boars in northeastern Algeria

open access: yesNew Microbes and New Infections, 2018
Using molecular assays, Rickettsia slovaca, the agent of a spotted fever group rickettsiosis resulting in scalp eschar and neck lymphadenopathy after tick bite, was assessed in 92 spleens recovered from 117 wild boars hunted in the far northeast of ...
F. Zeroual   +3 more
doaj   +1 more source

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