Results 101 to 110 of about 66,524 (305)

Viruses and Rickettsiae

open access: yesBrain Pathology, 1997
In this review I shall try to provide a brief, up‐to‐date, account of the neuropathology of those viral and rickettsial diseases that are particularly prevalent in tropical regions. These diseases are not, however, exclusive to the tropics. Some, such as AIDS, are common in temperate regions as well, though others are closer to being exclusively ...
openaire   +4 more sources

Wholly Rickettsia! Reconstructed Metabolic Profile of the Quintessential Bacterial Parasite of Eukaryotic Cells

open access: yesmBio, 2017
Reductive genome evolution has purged many metabolic pathways from obligate intracellular Rickettsia (Alphaproteobacteria; Rickettsiaceae). While some aspects of host-dependent rickettsial metabolism have been characterized, the array of host-acquired ...
Timothy P. Driscoll   +8 more
semanticscholar   +1 more source

Molecular detection of Rickettsia infection in field-collected bed bugs

open access: yesNew Microbes and New Infections, 2020
Bed bugs are now one of the most prevalent human-associated, blood-feeding pests in the urban world, but few studies of their association with human pathogens have been conducted since their resurgence.
R. Potts   +3 more
doaj  

Growth of Cowdria ruminantium, the causative agent of heartwater, in a tick cell line [PDF]

open access: yes, 2000
The tick-borne rickettsia Cowdria ruminantium has been propagated continuously for over 500 days in the Ixodes scapularis tick cell line IDE8 by using the Gardel isolate from bovine endothelial cells as an inoculum.
Bell-Sakyi, Lesley   +3 more
core   +2 more sources

Citizen scientists mapping the United Kingdom's and Republic of Ireland's flat flies (louse flies) (Diptera: Hippoboscidae) reveal a vector's range shift

open access: yesMedical and Veterinary Entomology, EarlyView.
The Common or Bird Louse Fly Ornithomya avicularia, a vector of Haemoproteus sp. and trypanosomes, has undergone a major northwards range expansion in the United Kingdom since the 1960s. The Finch Louse Fly Ornithomya fringillina has also expanded its range northwards and westwards, and the Swallow Louse Fly Ornithomya biloba is now established in ...
Denise C. Wawman
wiley   +1 more source

Molecular detection of Rickettsia felis in dogs, rodents and cat fleas in Zambia

open access: yesParasites & Vectors, 2019
Flea-borne spotted fever is a zoonosis caused by Rickettsia felis, a Gram-negative obligate intracellular bacterium. The disease has a worldwide distribution including western and eastern sub-Saharan Africa where it is associated with febrile illness in ...
L. Moonga   +10 more
semanticscholar   +1 more source

A eubacterial origin for the human tRNA nucleotidyltransferase? [PDF]

open access: yes, 2001
tRNA CCA-termini are generated and maintained by tRNA nucleotidyltransferases. Together with poly(A) polymerases and other enzymes they belong to the nucleotidyltransferase superfamily.
Aebi M.   +12 more
core   +1 more source

Bayesian population‐based assessment of ascertainment bias in flea‐borne typhus surveillance in California, 2011–2019

open access: yesMedical and Veterinary Entomology, EarlyView.
Although flea‐borne typhus is historically associated with poorer living conditions, FBT surveillance reporting is associated with greater socioeconomic advantage at the population level. FBT surveillance may be biased towards socioeconomic advantage in its ascertainment of surveillance data.
Kyle Yomogida   +16 more
wiley   +1 more source

Worldwide Presence and Features of Flea-Borne Rickettsia asembonensis

open access: yesFrontiers in Veterinary Science, 2019
Rickettsia asembonensis, the most well-characterized rickettsia of the Rickettsia felis-like organisms (RFLO), is relatively unknown within the vector-borne diseases research community.
A. Maina   +5 more
semanticscholar   +1 more source

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