تصفح COVID-19 Research حسب العنوان

السجلات المعروضة 601 -- 620 من 789

    • Risk connectedness between energy and stock markets: Evidence from oil importing and exporting countries 

      Benlagha, Noureddine; Karim, Sitara; Naeem, Muhammad Abubakr; Lucey, Brian M.; Vigne, Samuel A. ( Elsevier , 2022 , Article)
      The surmounted environmental and energy challenges have motivated this study to explore the connectedness nexus between oil/renewable energy and stock markets for oil-exporting (importing) countries. We utilize the dynamic ...

    • Risk Perception and Psychological Impact of COVID-19 Pandemic Among Healthcare Workers in Primary and Secondary Healthcare Settings in Qatar: A National Study 

      Kader, Nisha; Elhusein, Bushra; Al Abdulla, Samya; Hamza, Abdul Hakeem; Al Maslamani, Muna; ... more authors ( SAGE Publications Inc. , 2021 , Article)
      Introduction: During the coronavirus disease 2019 (COVID-19) pandemic, primary and secondary healthcare workers (HCWs) have faced unprecedented stress, jeopardizing their mental well-being. Aims: To compare risk perception ...

    • Risk spillover from crude oil prices to GCC stock market returns: New evidence during the COVID-19 outbreak 

      Abuzayed, Bana; Al-Fayoumi, Nedal ( Elsevier , 2021 , Article)
      In this study, we examine oil price extreme tail risk spillover to individual Gulf Cooperation Council (GCC) stock markets and quantify this spillover's shift before and during the COVID-19 pandemic. A dynamic conditional ...

    • Road safety status during COVID-19 pandemic: exploring public and road safety expert’s opinions 

      Alhajyaseen, Wael K.M.; Almukdad, Abdulkarim; Hussain, Qinaat; Almallah, Mustafa; Al Malki, Mohammed Abdullah; ... more authors ( Taylor & Francis , 2022 , Article)
      The main objective of this study is to investigate the status of traffic safety and the public perception of traffic safety during the during COVID-19 pandemic. Three different data sets are used in this study: road crash ...

    • The Role of Media Literacy in Mitigating COVID-19 Vaccine Hesitancy and Conspiracy Theories 

      Melki, Jad; Hamzeh, Dana; Itani, Jana; Hariri, Maya; Daou, Perla; ... more authors ( University of Southern California , 2023 , Article)
      This study examines the relationship between media literacy, belief in conspiracy theories, and vaccine hesitation through a survey of 3,009 university students in 8 Arab countries. The findings provide evidence that ...

    • SARS-CoV-2 and immune-microbiome interactions: Lessons from respiratory viral infections 

      Farhan, Cyprian; Sohail, Muhammad Umar; Abdelhafez, Ibrahim; Salman, Salma; Attique, Zakria; ... more authors ( Elsevier , 2021 , Article)
      By the beginning of 2020, infection caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) had rapidly evolved into an emergent worldwide pandemic, an outbreak whose unprecedented consequences highlighted ...

    • SARS-CoV-2 antibody-positivity protects against reinfection for at least seven months with 95% efficacy 

      Laith J., Abu-Raddad; Chemaitelly, Hiam; Coyle, Peter; Malek, Joel A.; Ahmed, Ayeda A.; ... more authors ( Elsevier , 2021 , Article)
      Background Reinfection with the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) has been documented, raising public health concerns. SARS-CoV-2 reinfections were assessed in a cohort of antibody-positive persons ...

    • SARS-CoV-2 does not replicate in HaCaT spontaneously immortalized human keratinocytes: implications for the pathogenesis of COVID-19-associated skin manifestations 

      Zupin, Luisa; Moltrasio, Chiara; Genovese, Giovanni; Milani, Margherita; Fontana, Francesco; ... more authors ( John Libbey Eurotext , 2022 , Article)
      Severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2)-related cutaneous manifestations have been reported [1], however, the direct or indirect role of SARS-CoV-2 infection in their pathophysiology is still debated ...

    • SARS-CoV-2 infection among primary healthcare workers: a cross- sectional study 

      Qotba, Hamda; Hamed, Ehab; Alnuaimi, Ahmed; Saad, Azza; Nasrallah, Gheyath; ... more authors ( GERMS , 2021 , Article)
      Healthcare workers (HCWs) are critical to the healthcare system and are at an increased risk of SARS-CoV-2 infection. They may acquire infections from the community and their work settings. To date, the majority of the ...

    • SARS-CoV-2 infection and effects of age, sex, comorbidity, and vaccination among older individuals: A national cohort study 

      Mahmoud, Mai A.; Ayoub, Houssein H.; Coyle, Peter; Tang, Patrick; Hasan, Mohammad R.; ... more authors ( Wiley , 2023 , Article)
      Background: We investigated the contribution of age, coexisting medical conditions, sex, and vaccination to incidence of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection and of severe, critical, or ...

    • SARS-CoV-2 Infection and Lung Cancer: Potential Therapeutic Modalities. 

      Gupta, Ishita; Rizeq, Balsam; Elkord, Eyad; Vranic, Semir; Al Moustafa, Ala-Eddin ( MDPI , 2020 , Article Review)
      Human coronaviruses, especially SARS-CoV-2, are emerging pandemic infectious diseases with high morbidity and mortality in certain group of patients. In general, SARS-CoV-2 causes symptoms ranging from the common cold to ...

    • SARS-CoV-2 Infection and Smoking: What is the association? A brief review 

      Ishita, Gupta; Sohail, Muhammad Umar; Elzawawi, Khaled E.; Amarah, Ahmed H.; Vranic, Semir; ... more authors ( Elsevier , 2021 , Article)
      Susceptibility to severe illness from COVID-19 is anticipated to be associated with cigarette smoking as it aggravates the risk of cardiovascular and respiratory illness, including infections. This is particularly important ...

    • SARS-CoV-2 infection hospitalization, severity, criticality, and fatality rates in Qatar 

      Seedat, Shaheen; Chemaitelly, Hiam; Ayoub, Houssein H.; Makhoul, Monia; Mumtaz, Ghina R.; ... more authors ( Nature Research , 2021 , Article)
      The SARS-CoV-2 pandemic resulted in considerable morbidity and mortality as well as severe economic and societal disruptions. Despite scientific progress, true infection severity, factoring both diagnosed and undiagnosed ...

    • SARS-CoV-2 Infection Is at Herd Immunity in the Majority Segment of the Population of Qatar. 

      Al-Thani, Mohamed H; Farag, Elmoubasher; Bertollini, Roberto; Al Romaihi, Hamad Eid; Abdeen, Sami; ... more authors ( Oxford University Press , 2021 , Article)
      Qatar experienced a severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) epidemic that disproportionately affected the craft and manual worker (CMW) population, who comprise 60% of the total population. This study ...

    • SARS-CoV-2 infection triggers more potent antibody-dependent cellular cytotoxicity (ADCC) responses than mRNA-, vector-, and inactivated virus-based COVID-19 vaccines 

      Zedan, Hadeel T.; Smatti, Maria K.; Al-Sadeq, Duaa W.; Al Khatib, Hebah A.; Nicolai, Eleonora; ... more authors ( Wiley , 2024 , Article)
      Neutralizing antibodies (NAbs) are elicited after infection and vaccination and have been well studied. However, their antibody-dependent cellular cytotoxicity (ADCC) functionality is still poorly characterized. Here, we ...

    • SARS-CoV-2 involvement in central nervous system tissue damage 

      Haidar, Muhammad Ali; Shakkour, Zaynab; Reslan, Mohammad Amine; Al-Haj, Nadine; Chamoun, Perla; ... more authors ( Wolters Kluwer , 2022 , Article Review)
      As the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) continues to spread globally, it became evident that the SARS-CoV-2 virus infects multiple organs including the brain. Several clinical studies revealed ...

    • SARS-CoV-2 modulates virus receptor expression in placenta and can induce trophoblast fusion, inflammation and endothelial permeability 

      Agostinis, Chiara; Toffoli, Miriam; Spazzapan, Mariagiulia; Balduit, Andrea; Zito, Gabriella; ... more authors ( Frontiers Media , 2022 , Article)
      SARS-CoV-2 is a devastating virus that induces a range of immunopathological mechanisms including cytokine storm, apoptosis, inflammation and complement and coagulation pathway hyperactivation. However, how the infection ...

    • SARS-CoV-2 re-infection: a case report from Qatar 

      AlFehaidi, Alanoud; Ahmad, Syed Ali; Hamed, Ehab ( Elsevier , 2021 , Article)
      We read with interest the study of Gousseff et al.1 The study reported a second acute COVID-19 episode in 11 patients. A novel coronavirus (SARS-CoV-2) caused a pandemic end of 2019. Common signs of SARS-CoV-2 include ...

    • SARS-COV-2 REINFECTION 

      ALHUSSAINI, NOUR WALEED (2022 , Master Thesis)
      Background: SARS-CoV-2 reinfection investigation is on rise, and despite the fact that reviews and studies have attempted to study and define reinfection, none have compared it with all documented conditions in the literature. ...

    • SARS-CoV-2 RNA Recovery from Air Sampled on Quartz Fiber Filters: A Matter of Sample Preservation? 

      Licen, Sabina; Zupin, Luisa; Martello, Lorenzo; Torboli, Valentina; Semeraro, Sabrina; ... more authors ( MDPI , 2022 , Report)
      The airborne route of transmission of SARS-CoV-2 was confirmed by the World Health Organization in April 2021. There is an urge to establish standardized protocols for assessing the concentration of SARS-CoV-2 RNA in air ...