Browsing Biomedical Sciences by Subject "Covid-19"

Now showing items 1-4 of 4

    • Effectiveness of the BNT162b2 Covid-19 Vaccine against the B.1.1.7 and B.1.351 Variants. 

      Abu-Raddad, Laith J; Chemaitelly, Hiam; Butt, Adeel A ( Massachusetts Medical Society , 2021 , Other)
      The messenger RNA vaccine BNT162b2 (Pfizer–BioNTech) has 95% efficacy against coronavirus disease 2019 (Covid-19). Qatar launched a mass immunization campaign with this vaccine on December 21, 2020. As of March 31, 2021, ...

    • Immune Modulatory Effects of Vitamin D on Viral Infections. 

      Siddiqui, Maheen; Manansala, Judhell S; Abdulrahman, Hana A; Nasrallah, Gheyath K; Smatti, Maria K; ... more authors ( MDPI , 2020 , Article)
      Viral infections have been a cause of mortality for several centuries and continue to endanger the lives of many, specifically of the younger population. Vitamin D has long been recognized as a crucial element to the ...

    • Severe acute respiratory syndrome coronavirus-2 natural animal reservoirs and experimental models: systematic review. 

      Younes, Salma; Younes, Nadin; Shurrab, Farah; Nasrallah, Gheyath K ( John Wiley and Sons , 2020 , Article Review)
      The current severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2) outbreak has been rapidly spreading worldwide, causing serious global concern. The role that animal hosts play in disease transmission is still ...

    • Waning mRNA-1273 Vaccine Effectiveness against SARS-CoV-2 Infection in Qatar 

      Abu-Raddad, Laith J.; Chemaitelly, Hiam; Ayoub, Houssein H.; Yassine, Hadi M.; Abdul Rahim, Hanan F.; ... more authors ( Massachussetts Medical Society , 2022 , Other)
      In early 2021, Qatar launched a mass immunization campaign with the mRNA-1273 (Moderna)1 vaccine against coronavirus disease 2019 (Covid-19).2 We assessed the persistence of real-world vaccine effectiveness against severe ...