Browsing by Author "Ayoub, Houssein H"

Now showing items 21-27 of 27

    • Protection of natural infection against reinfection with SARS-CoV-2 JN.1 variant 

      Chemaitelly, Hiam; Coyle, Peter; Kacem, Mohamed Ali Ben; Ayoub, Houssein H.; Tang, Patrick; ... more authors ( Oxford University Press , 2024 , Article)
      Evidence at the level of neutralizing antibodies suggests that the SARS-CoV-2 JN.1 variant demonstrates increased immune evasion compared to its parent lineage BA.2.86 and to recently circulating variants, such as XBB.1.5 ...

    • Protection of Omicron sub-lineage infection against reinfection with another Omicron sub-lineage 

      Chemaitelly, Hiam; Ayoub, Houssein H.; Coyle, Peter; Tang, Patrick; Yassine, Hadi M.; ... more authors ( Nature Research , 2022 , Article)
      There is significant genetic distance between SARS-CoV-2 Omicron (B.1.1.529) variant BA.1 and BA.2 sub-lineages. This study investigates immune protection of infection with one sub-lineage against reinfection with the other ...

    • 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 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 ...

    • Seroprevalence of hepatitis E virus (HEV) among male craft and manual workers in Qatar (2020–2021) 

      Nadin, Younes; Yassine, Hadi M.; Nizamuddin, Parveen Banu; Kourentzi, Katerina; Tang, Patrick; ... more authors ( Elsevier , 2023 , Article)
      BackgroundThe rapid growth of Qatar in the last two decades has attracted a large influx of immigrant craft and manual workers (CMWs) seeking employment in jobs associated with food handling, domestic service, and construction. ...

    • Seroprevalence of herpes simplex virus type 1 and type 2 among the migrant workers in Qatar 

      Nasrallah, Gheyath K.; Dargham, Soha R.; Al-Sadeq, Duaa W.; Amanullah, Fathima H.; Shurrab, Farah M.; ... more authors ( Springer , 2023 , Article)
      Background: Limited data exists on herpes simplex virus type 1 (HSV-1) and type 2 (HSV-2) infections in migrant populations. This study investigated HSV-1 and HSV-2 seroprevalences and associations among craft and manual ...

    • Short- and longer-term all-cause mortality among SARS-CoV-2- infected individuals and the pull-forward phenomenon in Qatar: a national cohort study 

      Hiam, Chemaitelly; Faust, Jeremy Samuel; Krumholz, Harlan M.; Ayoub, Houssein H.; Tang, Patrick; ... more authors ( Elsevier , 2023 , Article)
      ObjectivesWe assessed short-, medium-, and long-term all-cause mortality risks after a primary SARS-CoV-2 infection. MethodsA national, matched, retrospective cohort study was conducted in Qatar to assess risk of all-cause ...