Results 31 to 40 of about 5,639 (203)

Metagenomic next-generation sequencing helped diagnose scrub typhus without eschar: A case report

open access: yesInternational Journal of Infectious Diseases, 2020
Background: Scrub typhus is caused by Orientia tsutsugamushi. Clinical manifestations include fever, rash, eschar at the bite site, and other non-specific flu-like symptoms.
Jing Wu, Yumeng Wu, Man Huang
doaj   +1 more source

Classification of Rickettsia tsutsugamushi in a New Genus, Orientia gen. nov., as Orientia tsutsugamushi comb. nov. [PDF]

open access: yesInternational Journal of Systematic Bacteriology, 1995
Recent studies of Rickettsia tsutsugamushi have demonstrated clearly the phenotypic and genotypic differences between this microorganism and other species belonging to the genus Rickettsia. Therefore, classification of R. tsutsugamushi in a new genus, Orientia gen. nov., is proposed.
A, Tamura   +3 more
openaire   +2 more sources

Intrinsic fluoroquinolone resistance in Orientia tsutsugamushi

open access: yesInternational Journal of Antimicrobial Agents, 2010
Scrub typhus is a public health concern for a population of over a billion humans, with an estimated incidence of one million cases/year in endemic areas. Although doxycycline remains the standard therapy, fluoroquinolones have been used successfully in a few patients.
Tantibhedhyangkul, Wiwit   +7 more
openaire   +4 more sources

Bacterial microbiome of the chigger mite Leptotrombidium imphalum varies by life stage and infection with the scrub typhus pathogen Orientia tsutsugamushi.

open access: yesPLoS ONE, 2018
Scrub typhus is a mites-borne rickettsiosis caused by the obligate intracellular Gram-negative bacterium Orientia tsutsugamushi. The disease is potentially life threatening and is prevalent in tropical Asia, islands of the western Pacific Ocean and ...
Loganathan Ponnusamy   +8 more
doaj   +1 more source

Orientia and Rickettsia: different flowers from the same garden [PDF]

open access: yes, 2023
Recent discoveries of basal extracellular Rickettsiales have illuminated divergent evolutionary paths to host dependency in later-evolving lineages. Family Rickettsiaceae, primarily comprised of numerous protist- and invertebrate-associated species, also
Gillespie, Joseph J, Salje, Jeanne
core   +2 more sources

Clinical deterioration in community acquired infections associated with lymphocyte upsurge in immunocompetent hosts [PDF]

open access: yes, 2004
Clinical deterioration during the course of community-acquired infections can occur as a result of an exaggerated immune response of the host towards the inciting pathogens, leading to immune-mediated tissue damage.
Cheng, VCC   +7 more
core   +1 more source

Scrub Typhus in a New Born [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2017
Scrub typhus is an acute febrile mite-born rickettsial infection caused by Orientia tsutsugamushi (formely called Rickettsia tsutsugamushi). This infection is very uncommon in neonates.
Mamta Jajoo   +2 more
doaj   +1 more source

Evidence of Rickettsia and Orientia Infections Among Abattoir Workers in Djibouti. [PDF]

open access: yes, 2016
Of 49 workers at a Djiboutian abattoir, eight (16%, 95% confidence interval [CI]: 9-29) were seropositive against spotted fever group rickettsiae (SFGR), two (4%, 95% CI: 1-14) against typhus group rickettsiae, and three (6%, 95% CI: 2-17) against ...
Ahmed, Ammar Abdo   +7 more
core   +1 more source

Isolation of a New Orientia tsutsugamushi Serotype [PDF]

open access: yesMicrobiology and Immunology, 1997
AbstractOrientia tsutsugamushi, the etiological agent of scrub typhus, is an antigenically diverse organism and many serologically distinct strains have been identified. The 56 kDa protein of O. tsutsugamushi, a major protein in the outer membrane, has been thought to be responsible for this antigenic variability. A strain of O.
S Y, Seong   +7 more
openaire   +2 more sources

Rapid, simple, and sensitive detection of the ompB gene of spotted fever group rickettsiae by loop-mediated isothermal amplification [PDF]

open access: yes, 2012
BACKGROUND: Spotted fever caused spotted fever group rickettsiae (SFGR) is prevalent throughout China. In this study, we describe a rapid, simple, and sensitive loop-mediated isothermal amplification (LAMP) assay targeting the ompB gene of spotted fever ...
Guiqiang Wang   +3 more
core   +1 more source

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