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Reporting of RT-PCR cycle threshold (Ct) values during the first wave of COVID-19 in Qatar improved result interpretation in clinical and public health settings
(
Microbiology Society
, 2022 , Article)
Introduction. The cycle threshold (Ct) value in real-time PCR (RT-PCR) is where a target-specific amplification signal becomes detectable and can infer viral load, risk of transmission and recovery. Use of Ct values in ...
Protection from previous natural infection compared with mRNA vaccination against SARS-CoV-2 infection and severe COVID-19 in Qatar: a retrospective cohort study
(
Elsevier
, 2022 , Article)
BackgroundUnderstanding protection conferred by natural SARS-CoV-2 infection versus COVID-19 vaccination is important for informing vaccine mandate decisions. We compared protection conferred by natural infection versus ...
Immune Imprinting and Protection against Repeat Reinfection with SARS-CoV-2
(
Massachusetts Medical Society
, 2022 , Other)
More than 2 years into the coronavirus disease 2019 (Covid-19) pandemic, the global population carries heterogeneous immune histories derived from various exposures to infection, viral variants, and vaccination.1 Evidence ...
Novel polymethoxylated chalcones as potential compounds against kras-mutant colorectal cancers
(
Bentham Science Publishers
, 2020 , Article)
Background/Objective: KRAS-mutant colorectal cancers (CRC) are tumors that are associated with poor prognosis. However, no effective treatments are available to target them. Therefore, we designed and synthesized novel ...
Pandemic Preparedness and Response: A Foldable Tent to Safely Remove Contaminated Dental Aerosols-Clinical Study and Patient Experience
(
MDPI
, 2022 , Article)
The D-DART (Droplet and Aerosol Reducing Tent) is a foldable design that can be attached to the dental chair to prevent the spread of contaminated dental aerosols. The objective of this study was to evaluate the ability ...
Development of remdesivir repositioning as a nucleotide analog against COVID-19 RNA dependent RNA polymerase
(
Taylor and Francis Ltd.
, 2020 , Article)
Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) is the causative representative of a severe respiratory illness resulted in widespread human infections and deaths in nearly all of the countries since late 2019. ...
The expression level of angiotensin-converting enzyme 2 determines the severity of COVID-19: lung and heart tissue as targets
(
Taylor and Francis Ltd.
, 2020 , Article)
Researchers have reported some useful information about the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) leading to CoV disease 2019 (COVID-19). Several studies have been performed in order to develop ...
D-Dimer Concentrations and COVID-19 Severity: A Systematic Review and Meta-Analysis
(
Frontiers Media
, 2020 , Article Review)
Coronavirus disease 2019 (COVID-19) is a recently described infectious disease caused
by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2). Since late 2019,
COVID-19 has rapidly spread in virtually all countries, ...
CHARACTERIZING WITHIN-HOST DIVERSITY IN SHORT-TERM AND VACCINATED COVID-19 PATIENTS
(2023 , Master Thesis)
SARS-CoV-2 is the etiological agent of the ongoing COVID-19 pandemic, which has caused massive losses in human lives and strained global health resources. The ongoing vaccination campaigns in many countries have spurred ...
BNT162b2 antigen dose and SARS-CoV-2 omicron infection in adolescents
(
Elsevier
, 2023 , Other)
COVID-19 vaccine antigen dose might affect protection against SARS-CoV-2 infection,1, 2 but direct evidence to quantify this effect is absent. We conducted a matched, retrospective, cohort study using a regression ...