Results 31 to 40 of about 4,731,794 (150)

Novel Genetic Lineages of Rickettsia helvetica Associated with Ixodes apronophorus and Ixodes trianguliceps Ticks

open access: yesMicroorganisms, 2023
Ixodes apronophorus is an insufficiently studied nidicolous tick species. For the first time, the prevalence and genetic diversity of Rickettsia spp. in Ixodes apronophorus, Ixodes persulcatus, and Ixodes trianguliceps ticks from their sympatric habitats
Yana Igolkina   +6 more
doaj   +1 more source

DFR-Typing of Yersinia pestis Strains from the CIS Natural Foci [PDF]

open access: yes, 2011
Different region analysis (DFR-typing) was used for characterization of 275 Y. pestis strains isolated mainly from the CIS natural plague foci. Genomovars (DFR-types) endemic for 27 natural foci were determined.
D. V. Efremenko   +7 more
core   +1 more source

Hantaviruses in Insectivore Populations in Siberia

open access: yesПроблемы особо опасных инфекций, 2018
Objective of the study was investigation of hantaviruses in a new natural reservoir - insectivores, their diversity and geographic distribution in the Western and Eastern Siberia. Materials and methods.
L. N. Yashina   +6 more
doaj   +1 more source

Natural Mediterranean Spotted Fever Foci, Qingdao, China

open access: yesEmerging Infectious Diseases, 2022
We sequenced DNA from spleens of rodents captured in rural areas of Qingdao, East China, during 2013–2015. We found 1 Apodemus agrarius mouse infected with Rickettsia conorii, indicating a natural Mediterranean spotted fever foci exists in East China ...
Xiao-Lan Gu   +10 more
doaj   +1 more source

Genotypic properties of collection plague microbes strains from the natural plague foci of Kazakhstan [PDF]

open access: yes, 2022
Background. Epidemiological and epizootological monitoring of natural plague foci requires an integrated approach to solving problems, taking into account the phenotypic and genetic variability of Y. pestis and zoning of natural plague foci.
U. A. Izbanova   +7 more
core   +1 more source

Algorithms of Rickettsiae’s Detection and Laboratory Diagnosis of Rickettsioses of Spotted Fever Group in Russia

open access: yesЭпидемиология и вакцинопрофилактика, 2015
An analysis of modern trends of Rickettsiae’s detection and laboratory diagnostics for spotted fever group rickettsioses is present. Due to the sharp decline in the range of manufactured products and increase the spectrum of rickettsial species ...
N. V. Rudakov   +2 more
doaj   +1 more source

Development and evaluation of the RT-PCR kit for the rabies virus diagnosis

open access: yesВопросы вирусологии, 2016
To improve the diagnosis, surveillance, and control for the rabies virus, a kit for hybridization-triggered fluorescence detection of rabies virus DNA by the RT-PCR technique was developed and evaluated. The analytical sensitivity of the kit was 4*103 GE
V. G. Dedkov   +5 more
doaj   +1 more source

Pluronic F68 block polymer, a very potent suppressor of carcinogenesis in the colon of rats and mice [PDF]

open access: yes, 2001
Polyethylene-glycol (PEG) is a strong inhibitor of colon cancer in rats, and the most potent suppressor of aberrant crypt foci. Nine PEG-like block copolymers were tested in rodents, after an azoxymethane injection.
Peiffer, Ginette   +5 more
core   +2 more sources

Current State of Natural Foci of Dangerous Infectious Diseases in the Territory of the Russian Federation [PDF]

open access: yes, 2016
Objective of the study is to evaluate the current state of epizootic activity of natural zoonotic foci, as the basis for the development of prophylactic measures aimed at prevention of natural-focal infections during mass events.
M. A. Patyashina   +11 more
core   +1 more source

Epizootic Activity and Epidemic Manifestation of Natural Fod of Tularemia in Voronezh Region

open access: yesЭпидемиология и вакцинопрофилактика, 2017
Tularemia natural foci were investigated in the 15 districts of the Voronezh region. 1533 small mammals of 11 species were captured in 2011, 2014 and 2015 to identify antigen and/or DNA of tularemia pathogen. In all the studied areas there are continuous
T. V. Mikhaylova   +5 more
doaj   +1 more source

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