Publications by authors named "Rumyantseva T"

Article Synopsis
  • * Hepatitis A showed increasing prevalence with age, while hepatitis E and B were detected at rates of 4.1% and 4.6%, respectively, with no cases of HBV in those under 30, highlighting a successful vaccination program.
  • * The study found that while HBV strains were local and date back centuries, hepatitis C strains were introduced from other regions in the late 20th century, indicating a need for better screening and care for viral hepatitis in these populations.
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Introduction: Although domestic pigs and wild boars are the main reservoir of zoonotic hepatitis E virus (HEV) genotypes in temperate countries, the presence of antibodies to HEV (anti-HEV) in the indigenous population of circumpolar territories, i.e. outside the habitat of wild and domestic pigs, indicates the presence of an alternative reservoir of the virus.

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Article Synopsis
  • Surgical interventions in the head and neck can affect how ischemic changes occur in the brain, impacting both their nature and location.
  • The review focuses on comparing the timing of basic cellular and molecular processes involved in these changes.
  • Criteria for selecting animal models include oxidative stress in brain cells, blood-brain barrier issues, glial activation, neuroinflammation, changes in blood vessel growth, and the model's reproducibility.
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Various deer species are infected with hepatitis E virus (HEV) and may be a source of zoonotic infection for humans. So far, HEV has not been isolated from reindeer and the role of this domesticated deer species in HEV transmission is unknown. We tested serum samples from 191 reindeer () and 86 adult reindeer herders from the circumpolar regions of Yakutia (Russian Federation) for anti-HEV and HEV RNA.

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Oxidative stress associated with chronic cerebral hypoperfusion is one of the fundamental factors leading to neurodegenerative diseases. To prevent oxidative stress, physical activity is effective. Physical exercise enables development of rehabilitation techniques that can progressively increase patients' stress resistance.

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Unlabelled: To estimate the prevalence and factors associated with HIV and five other STIs among outdoor female sex workers (OSFW) and indoor FSW (IFSW).

Methods: Cross-sectional survey using respondent-driven sampling methodology. Participants answered a bio-behavioural questionnaire and were tested for (NG), (CT), (TV), syphilis (lifetime contact) and (MG).

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Extraintestinal symptoms of Crohn's disease may occur in the eye, the urinary system, on the skin, or subcutaneous fat. We report the case of a 7-year diagnostic search of isolated vulvar Crohn's disease in a 47-year-old woman. The disease is characterized by gradual formation of pronounced bilateral asymmetric labial hypertrophy.

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The objective was to estimate the prevalence of Mycoplasma hominis, Ureaplasma parvum, and Ureaplasma urealyticum in healthy women and patients with altered vaginal microflora. Vaginal samples from 2594 unselected female patients were divided into normal, bacterial vaginosis (BV), and aerobic vaginitis (AV) groups and tested for U. parvum, U.

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Background & Aims: Acute-on-chronic liver failure (ACLF) is characterized by an acute deterioration of liver function in patients with cirrhosis in combination with recently defined organ failures. Our aim was to independently validate the prognostic value of the recently established EASL-CLIF-Consortium definition of ACLF and to identify new predictors of short-term mortality.

Methods: Patients with cirrhosis and the International Classification of Diseases, Tenth Revision diagnosis of (sub)acute liver failure were retrospectively categorized according to the EASL-CLIF-Consortium definition.

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Background And Objective: Resistance in the sexually transmitted bacterium Mycoplasma genitalium to all recommended therapeutic antimicrobials have rapidly emerged. However, to date, internationally reported resistance surveillance data for M. genitalium strains circulating in Eastern Europe are entirely lacking.

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Traditional microscopy-based methods for diagnosis of bacterial vaginosis (BV) are underutilized in many settings, and molecular techniques may provide opportunities for rapid, objective, and accurate BV diagnosis. This study evaluated the quantitative AmpliSens Florocenosis/Bacterial vaginosis-FRT multiplex real-time PCR (Florocenosis-BV) assay. Vaginal samples from a previous study including unselected female subjects (n = 163) and using Amsel criteria and 454 pyrosequencing for BV diagnosis were examined with the Florocenosis-BV test and additionally tested for the presence and quantity of Gardnerella vaginalis clades 3 and 4.

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Purpose: To evaluate a real-time PCR-based technique to quantify bacteria associated with aerobic vaginitis (AV) as a potential test.

Methods: Vaginal samples from 100 women were tested by wet-mount microscopy, gram stain and quantitative real-time PCR targeting Enterobacteriacea, Staphylococcus spp., Streptococcus spp.

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Background: Azithromycin has been widely used for Mycoplasma genitalium treatment internationally. However, the eradication efficacy has substantially declined recent decade. In Russia, josamycin (another macrolide) is the recommended first-line treatment for M.

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Objective: The aim of the study was to evaluate the diagnostic value of Nugent score, wet mount microscopy, and polymerase chain reaction (PCR) test developed in Russia for bacterial vaginosis (BV) diagnosis.

Materials And Methods: One hundred Caucasian women were enrolled in this study. Three vaginal samples were taken from each participant: 1 for PCR analysis, 1 for Nugent score evaluation, and 1 for wet mount microscopy.

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The locations and morphometric characteristics of NADPH-diaphorase (NADPH-d)-positive neurons were identified in the cranial cervical (CCG), stellate (SG), and celiac (CG) ganglia in neonatal rats, mice, and cats and animals aged 10, 20, 30, 60, and 180 days. No NADPH-d-positive neurons were found in rats and mice in any of the age groups studied. In kittens, the majority of NADPH-d-positive neurons were located in the SG, with fewer in the CCG and only occasional neurons in the CG, regardless of age.

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