Accès ouvert
2024
article
OpenAlex
Mark A. Katz, Sandra Cohuet, Silvia Bino, Olgha Tarkhan‐Mouravi et autres
Background: Understanding COVID-19 vaccine effectiveness (VE) in preventing severe disease is critical to inform vaccine policy. We used the test-negative design to estimate VE against SARS-CoV-2-confirmed hospitalisation in adults ≥18 years in the eastern WHO European Region. Methods: We included patients hospitalised …
dk, al, ge, se, mk, rs
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Accès ouvert
2023
article
OpenAlex
Ann Machablishvili, Olgha Tarkhan‐Mouravi, Khatuna Zakhashvili, Irina Kalandadze et autres
Abstract Background The emergence of SARS-CoV-2 in early 2020 with subsequent implementation of public health and social measures influenced the epidemiology of respiratory viruses worldwide. This study describes circulation of respiratory viruses during two winter seasons and inter-seasonal periods in Georgia. Methods …
ge
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Accès ouvert
2021
article
OpenAlex
Lela Urushadze, George Giorgi Babuadze, Mǎng Shī, Luis E. Escobar et autres
Mammal-associated coronaviruses have a long evolutionary history across global bat populations, which makes them prone to be the most likely ancestral origins of coronavirus-associated epidemics and pandemics globally. Limited coronavirus research has occurred at the junction of Europe and Asia, thereby investigations …
ge, ca, cn, us
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Accès ouvert
2020
article
OpenAlex
Ann Machablishvili, Mzia Chkhaidze, Mari Gavashelidze, Nino Nodarievna Gugushvili
Background: Wild aquatic birds represent main reservoirs of influenza viruses. Highly Pathogenic Avian influenza viruses (HPAIVs) such as A/H7N9 and A/H5N1 can affect poultry and humans as well thus becoming public health concern. Routine monitoring of influenza viruses in migratory birds is …
ge
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Accès ouvert
2020
article
OpenAlex
Angeliki Melidou, Olav Hungnes, Dmitriy I. Pereyaslov, Cornelia Adlhoch et autres
BACKGROUND: The 2018/2019 influenza season in the WHO European Region was dominated by influenza A (H1N1)pdm09 and (H3N2) viruses, with very few influenza B viruses detected. METHODS: Countries in the European Region reported virus characterization data to The European Surveillance System for …
se, no, dk, be, ba, bg, cy
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Accès ouvert
2019
article
OpenAlex
Lijuan Wang, Pedro A. Piedra, Vasanthi Avadhanula, Edison Luíz Durigon et autres
Human respiratory syncytial virus (HRSV) is a leading cause of acute respiratory illness in young children worldwide. Reliable detection and identification of HRSV subgroup A and B infections are essential for accurate disease burden estimates in anticipation of licensure of novel HRSV …
us, br, ge, gt, Kenya
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Accès ouvert
2019
article
OpenAlex
Ekaterine Zhgenti, Tracy H. Erkkila, Ann Machablishvili, Gvantsa Chanturia et autres
Purpose: Yersinia pestis, the causative agent of plague, is currently established in hundreds of natural plague foci around the world. Twelve natural plague foci are registered in the Caucasus region. Previous studies have shown that two distant phylogroups of Y. pestis co-existed …
ge, us
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Accès ouvert
2018
article
OpenAlex
Giorgi Chakhunashvili, Abram Luther Wagner, Laura E. Power, Cara Bess Janusz et autres
BACKGROUND: Severe Acute Respiratory Infection (SARI) causes substantial mortality and morbidity worldwide. The country of Georgia conducts sentinel surveillance to monitor SARI activity and changes in its infectious etiology. This study characterizes the epidemiology of SARI in Georgia over the 2015/16 and …
ge, us, sg, cn
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Accès ouvert
2018
article
OpenAlex
Ann Machablishvili, Giorgi Chakhunashvili, Khatuna Zakhashvili, Irakli Karseladze et autres
BACKGROUND: Influenza epidemiological and virologic data from Georgia are limited. We aimed to present Influenza Like Illness (ILI) and Severe Acute Respiratory Infection (SARI) surveillance data and characterize influenza viruses circulating in the country over three influenza seasons. METHODS: We analyzed sentinel …
ge, gb
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Accès ouvert
2017
article
OpenAlex
Giorgi Chakhunashvili, Abram Luther Wagner, Ann Machablishvili, Irakli Karseladze et autres
OBJECTIVES: Due to reports of substandard influenza preparedness, the country of Georgia developed two influenza surveillance systems. This paper describes these surveillance systems in their capacity to detect influenza. METHODS: Two surveillance systems for influenza operate in Georgia: an influenza-like illness (ILI) …
ge, us
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Accès ouvert
2013
article
OpenAlex
Nicola S. Lewis, Z. Javakhishvili, Colin A. Russell, Ann Machablishvili et autres
The Caucasus, at the border of Europe and Asia, is important for migration and over-wintering of wild waterbirds. Three flyways, the Central Asian, East Africa-West Asia, and Mediterranean/Black Sea flyways, converge in the Caucasus region. Thus, the Caucasus region might act as …
gb, ge, us, nl
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