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السجلات المعروضة 91 -- 100 من 143
Validation of a Novel Fluorescent Lateral Flow Assay for Rapid Qualitative and Quantitative Assessment of Total Anti-SARS-CoV-2 S-RBD Binding Antibody Units (BAU) from Plasma or Fingerstick Whole-Blood of COVID-19 Vaccinees
(
MDPI
, 2022 , Article)
Background: Limited commercial LFA assays are available to provide a reliable quantitative measurement of the total binding antibody units (BAU/mL) against the receptor-binding domain of the SARS-CoV-2 spike protein (S-RBD). ...
Modeling the population-level impact of treatment on COVID-19 disease and SARS-CoV-2 transmission
(
Elsevier
, 2022 , Article)
Different COVID-19 treatment candidates are under development, and some are becoming available including two promising drugs from Merck and Pfizer. This study provides conceptual frameworks for the effects of three types ...
Effect of near-infrared and blue laser light on vero E6 cells SARS-CoV-2 infection model
(
Wiley
, 2022 , Other)
Photobiomodulation therapy (PBMT) employing laser light has been emerging as a safe strategy to challenge viruses. In this study the effect of blue and near-infrared (NIR) laser light was assessed in an in vitro model of ...
Periodontitis and coronavirus disease 2019
(
Wiley
, 2022 , Article Review)
The coronavirus disease 2019 caused by severe acute respiratory syndrome coronavirus 2 is usually a mild condition; however, in some cases it can result in severe sickness and even death. Thus, understanding the reasons ...
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 ...
Challenges in Laboratory Diagnosis of the Novel Coronavirus SARS-CoV-2
(
MDPI
, 2020 , Article)
The recent outbreak of the Coronavirus disease 2019 (COVID-19) has quickly spread worldwide since its discovery in Wuhan city, China in December 2019. A comprehensive strategy, including surveillance, diagnostics, research, ...
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 ...
SARS-CoV-2 antibody-positivity protects against reinfection for at least seven months with 95% efficacy
(
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 ...
Severe acute respiratory syndrome coronavirus-2 natural animal reservoirs and experimental models: systematic review.
(
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 ...
Evaluation of reverse transcription-loop-mediated isothermal amplification (RT-LAMP) for detecting SARS-CoV-2 in clinical, environmental and animal samples.
(
Qatar University Press
, 2020 , Poster)
Background: First described 20 years ago by Notomi et al., the loop-mediated isothermal amplification (LAMP) assay is robust, rapid and straightforward, yet retains high sensitivity and specificity. These features have ...