Results 31 to 40 of about 5,897 (147)

Rickettsia [PDF]

open access: yes, 2011
Mungkin sebagian orang belum mengetahui bahkan baru mendengar tentang Rickettsia. Di Indonesia, skrining terhadap kasus Rickettsia ini masih jarang dan belum banyak dilakukan penelitian.
Pramestuti, N. (Nova)
core   +1 more source

Phylogenies of atpD and recA support the small subunit rRNA-based classification of rhizobia [PDF]

open access: yes, 2001
The current classification of the rhizobia (root-nodule symbionts) assigns them to six genera. It is strongly influenced by the small subunit (16S, SSU) rRNA molecular phylogeny, but such single-gene phylogenies may not reflect the evolution of the ...
Gaunt, M.W.   +4 more
core   +1 more source

Analysis of the Rickettsia africae genome reveals that virulence acquisition in Rickettsia species may be explained by genome reduction

open access: yesBMC Genomics, 2009
Background The Rickettsia genus includes 25 validated species, 17 of which are proven human pathogens. Among these, the pathogenicity varies greatly, from the highly virulent R.
Audic Stéphane   +9 more
doaj   +1 more source

Cluster of Sylvatic Epidemic Typhus Cases Associated with Flying Squirrels, 2004–2006

open access: yesEmerging Infectious Diseases, 2009
In February 2006, a diagnosis of sylvatic epidemic typhus in a counselor at a wilderness camp in Pennsylvania prompted a retrospective investigation. From January 2004 through January 2006, 3 more cases were identified.
Alice S. Chapman   +13 more
doaj   +1 more source

Molecular and serological evidence of flea-associated typhus group and spotted fever group rickettsial infections in Madagascar [PDF]

open access: yes, 2017
This research was supported by the Wellcome Trust (RCDF and Senior Fellowship to ST, #081705 and #095171), the Institut Pasteur de Madagascar, and the Global Emerging Infections Surveillance and Response System, a Division of the Armed Forces Health ...
Harrison, Thomas Alan   +6 more
core   +2 more sources

Head lice as vectors of pathogenic microorganisms

open access: yesTropical Medicine and Health, 2023
Body lice and head lice are the most common ectoparasites of humans. Head lice (Pediculus humanus capitis) occur worldwide in children and their caretakers, irrespective of their social status.
Hermann Feldmeier
doaj   +1 more source

A Metabolic Dependency for Host Isoprenoids in the Obligate Intracellular Pathogen Rickettsia parkeri Underlies a Sensitivity to the Statin Class of Host-Targeted Therapeutics. [PDF]

open access: yes, 2019
Gram-negative bacteria in the order Rickettsiales have an obligate intracellular growth requirement, and some species cause human diseases such as typhus and spotted fever.
Ahyong, Vida   +4 more
core   +2 more sources

Distribution of different Rickettsia species in countries of the WHO Eastern Mediterranean (WHO-EMRO) region: An overview

open access: yesTravel Medicine and Infectious Disease
Subject: Rickettsia is a zoonotic bacterial pathogen transmitted by vectors and has extensive reservoirs in animal and human populations. Rickettsiosis is a public health problem all over the world.
Shahin Seidi   +2 more
doaj   +1 more source

Rickettsia typhi as Cause of Fatal Encephalitic Typhus in Hospitalized Patients, Hamburg, Germany, 1940–1944

open access: yesEmerging Infectious Diseases, 2018
We evaluated formalin-fixed paraffin-embedded tissue specimens from 7 patients who died with encephalitic typhus in Hamburg, Germany, during World War II.
Jessica Rauch   +3 more
doaj   +1 more source

Genotypic identification of an undescribed spotted fever group rickettsia in ixodes ricinus from southwestern Spain [PDF]

open access: yes, 1998
An undescribed rickettsia was directly analyzed with specific rickettsial molecular biology tools on Ixodes ricinus L. collected in different localities of the province of Cadiz (southwestern Spain).
Borobio, M. V.   +5 more
core   +1 more source

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