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BNT162b2 and mRNA-1273 COVID-19 vaccine effectiveness against the SARS-CoV-2 Delta variant in Qatar.
(
Nature Researc
, 2021 , Article)
With the global expansion of the highly transmissible SARS-CoV-2 Delta (B.1.617.2) variant, we conducted a matched test-negative case-control study to assess the real-world effectiveness of COVID-19 messenger RNA vaccines ...
Nasopharyngeal Expression of Angiotensin-Converting Enzyme 2 and Transmembrane Serine Protease 2 in Children within SARS-CoV-2-Infected Family Clusters.
(
American Society for Microbiology
, 2021 , Article)
Lower levels of angiotensin-converting enzyme 2 (ACE2) and transmembrane serine protease 2 (TMPRSS2) in the nasal epithelium of children may be related to a lower incidence of severe acute respiratory syndrome coronavirus ...
COVID-19 Vaccination: The Mainspring of Challenges and the Seed of Remonstrance
(
MDPI
, 2021 , Article Review)
As of March 2020, the time when the coronavirus disease 2019 (COVID-19) caused by the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) became a pandemic, our existence has been threatened and the lives of ...
The prevalence of adaptive immunity to COVID-19 and reinfection after recovery - a comprehensive systematic review and meta-analysis of 12 011 447 individuals
(
Qatar University Press
, 2021 , Poster)
Research purpose: The research aims to estimate the prevalence of detectable SARS-CoV-2 antibodies, T and B memory cells after recovery, to determine the prevalence of SARS-CoV-2 reinfection, and to investigate the protective ...
The risk of severe COVID-19 and mortality from COVID-19 in people living with HIV compared to individuals without HIV - a systematic review and meta-analysis of 1 268 676 individuals.
(
Qatar University Press
, 2021 , Poster)
Research Purpose: Findings from existing studies have shown conflicting evidence concerning the risk of severe COVID-19 and death from COVID-19 in people living with HIV (PLHIV) compared to people without HIV. The aim of ...
COVID-19 Vaccine Platforms: Challenges and Safety Contemplations
(
MDPI
, 2021 , Article Review)
The severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) has become a pandemic
as of March 2020, creating a global crisis and claiming millions of lives. To halt the pandemic and
alleviate its impact on society, ...
ABO blood group association and COVID-19. COVID-19 susceptibility and severity: a review
(
Elsevier
, 2021 , Article)
Introduction
The SARS-CoV-2 pandemic has been affecting the health and economic, as well as social, life of the entire globe since the end of 2019. The virus causes COVID-19, with a wide range of symptoms among the infected ...
SARS-CoV-2 Infection Is at Herd Immunity in the Majority Segment of the Population of Qatar.
(
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 ...
Effect of multiple freeze–thaw cycles on the detection of anti-SARS- CoV- 2 IgG antibodies
(
Microbiology Society
, 2021 , Article)
Several studies have investigated the effect of repeated freeze-thaw (F/T) cycles on RNA detection for severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2). However, no data are available regarding the effect of ...
Can commercial automated immunoassays be utilized to predict neutralizing antibodies after SARS-CoV-2 infection? A comparative study between three different assays.
(
IMR
, 2021 , Article)
Background: High-throughput assays that can infer neutralizing activity against SARS-CoV-2 are of great importance for assessing the immunity induced by natural infection and COVID-19 vaccines. We aimed to evaluate the ...