Publications by authors named "Tatiana Chekanova"

Article Synopsis
  • Karachay-Cherkessia, a region in Russia, has been under-researched concerning tick-borne bacterial pathogens, prompting this study to investigate their presence.
  • Researchers collected and analyzed 159 ticks from human hosts and 53 individual ticks from vegetation, using advanced methods like qPCR and Sanger sequencing to identify the pathogens.
  • The study confirmed the presence of DNA from several species of the spotted fever group and highlighted genetic diversity among the pathogens, emphasizing the need for more attention to tick-borne diseases in the area.
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The prevalence of the tick-borne spotted fever group rickettsioses pathogens in ticks collected in Barnaul, the administrative center of Altai Krai, Western Siberia, was studied. The causative agent of tick-borne lymphadenopathy (TIBOLA) was revealed to be present in 61.9% of the samples from ticks.

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The authors applied a new methodological approach based not only on the study of IgM/IgG to Rickettsia prowazekii in sera, but also on the estimation of the avidity index of specific IgG. The data allowed the authors to draw new conclusions about the 1998 epidemic typhus outbreak in Russia.

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