تصفح COVID-19 Research حسب العنوان
السجلات المعروضة 447 -- 466 من 759
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Molecular detection of SARS-CoV-2 from indoor air samples in environmental monitoring needs adequate temporal coverage and infectivity assessment
( Elsevier , 2021 , Article)The relevance of airborne exposure to SARS-CoV-2 in indoor environments is a matter of research and debate, with special importance for healthcare low-risk settings. Experimental approaches to the bioaerosol sampling are ... -
Molecular Insights Into SARS COV-2 Interaction With Cardiovascular Disease: Role of RAAS and MAPK Signaling
( Frontiers Media S.A. , 2020 , Article)In December 2019, reports of viral pneumonia came out of Wuhan city in Hubei province in China. In early 2020, the causative agent was identified as a novel coronavirus (CoV) sharing some sequence similarity with SARS-CoV ... -
Monitoring SEIRD model parameters using MEWMA for the COVID-19 pandemic with application to the state of Qatar
( Taylor and Francis Group , 2021 , Article)During the current COVID-19 pandemic, decision-makers are tasked with implementing and evaluating strategies for both treatment and disease prevention. In order to make effective decisions, they need to simultaneously ... -
Mortality prediction utilizing blood biomarkers to predict the severity of COVID-19 using machine learning technique
( MDPI , 2021 , Article)Healthcare researchers have been working on mortality prediction for COVID-19 patients with differing levels of severity. A rapid and reliable clinical evaluation of disease intensity will assist in the allocation and ... -
mRNA-1273 COVID-19 vaccine effectiveness against the B.1.1.7 and B.1.351 variants and severe COVID-19 disease in Qatar
(2021 , Article)The SARS-CoV-2 pandemic continues to be a global health concern. The mRNA-1273 (Moderna) vaccine was reported to have an efficacy of 94.1% at preventing symptomatic COVID-19 due to infection with ‘wild-type’ variants in a ... -
mRNA-based COVID-19 Vaccines Booster Dose: BenefitRisks, and Coverage
( Mattioli1885 , 2022 , Article)The number of COVID-19 vaccine-rich countries that have started COVID-19 third-dose booster programs is growing dramatically despite the lack of robust evidence on the effectiveness, safety, and frequency of the required ... -
Musculoskeletal Physical Therapy After COVID-19: Time for a New “Normal”
( Elsevier , 2021 , Article)In late 2019, a previously unknown coronavirus, SARS-CoV-2 (the coronavirus that causes COVID-19), was reported in Wuhan, China. Similar to the polio virus epidemic, the fear, uncertainty, and collective response associated ... -
Mutational analysis of SARS-CoV-2 ORF6-KPNA2 binding interface and identification of potent small molecule inhibitors to recuse the host immune system
( Frontiers Media SA , 2023 , Article)Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) surfaced on 31 December, 2019, and was identified as the causative agent of the global COVID-19 pandemic, leading to a pneumonia-like disease. One of its accessory ... -
Nanopore Sequencing SARS-CoV-2 genome in Qatar
( Qatar University Press , 2020 , Poster)Background: The current pandemic, COVID-19, is cause by an RNA coronavirus that was recently identified as SARS-CoV-2. RNA viruses tend to have a high mutation rate; the rate is around a million times greater than that of ... -
NASAL EXPRESSION OF ANIOTENSIN-CONVERTING ENZYME 2 (ACE2) IN CHILDREN AND ADULTS WITH COVID-19
(2021 , Master Thesis)"Emerging evidence suggests that the lower expression of SARS-CoV-2 entry factor angiotensin-converting enzyme 2 (ACE2) and transmembrane serine protease 2 (TMPRSS2) in the nasal epithelium of children may contribute to ... -
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 ... -
Nature of the Interplay Between Periodontal Diseases and COVID-19
( Frontiers Media , 2021 , Article Review)The coronavirus disease 2019 (COVID-19) is mostly a mild condition, however, in some patients, it could progress into a severe and even fatal disease. Recent studies have shown that COVID-19 infection and severity could ... -
Navigating Troubled Waters: Experts' Views on GCC Challenges for Socio-Economic Recovery in the Post-Covid-19 Period
( Gulf Studies Center , 2020 , Article)The GCC economies are being seriously hit by the negative impact of low oil prices and spread of Covid-19 pandemic. The restrained inflow of oil incomes deepens the budget deficit of the countries and makes government ... -
Neck circumference predicts mortality in hospitalized COVID-19 patients
( MDPI , 2021 , Article)We aimed to determine whether neck circumference predicts mortality among hospitalized COVID-19 patients with respiratory failure. We performed a prospective multicenter (Italy and Brasil) study carried out from March to ... -
Network analysis of anxiety and depressive symptoms among quarantined individuals: Cross-sectional study
( Cambridge University Press , 2021 , Article)Background The mental health burden of COVID-19 has been examined in different settings. Existing research has relied on the latent variable model in assessing COVID-19-related distress. Network theory provides an alternative ... -
Network Analysis of MERS Coronavirus within Households, Communities, and Hospitals to Identify Most Centralized and Super-Spreading in the Arabian Peninsula, 2012 to 2016
( Hindawi Limited , 2018 , Article)Contact history is crucial during an infectious disease outbreak and vital when seeking to understand and predict the spread of infectious diseases in human populations. The transmission connectivity networks of people ... -
Neutralization of MERS coronavirus through a scalable nanoparticle vaccine
( Springer Nature , 2021 , Article)MERS-CoV continues to cause human outbreaks, so far in 27 countries worldwide following the first registered epidemic in Saudi Arabia in 2012. In this study, we produced a nanovaccine based on virus-like particles (VLPs). ... -
Neutralizing antibodies against SARS-CoV-2 are higher but decline faster in mRNA vaccinees compared to individuals with natural infection.
( Oxford University Press , 2022 , Article)Waning protection against emerging SARS-CoV-2 variants by pre-existing antibodies elicited due to current vaccination or natural infection is a global concern. Whether this is due to the waning of immunity to SARS-COV-2 ... -
No Association Between Ct Value and COVID-19 Severity and Mortality in Qatar.
( Dove Press Ltd , 2023 , Article)The association between the cycle threshold (Ct) which reflects the SARS-CoV-2 viral load and the severity of COVID-19 is still not clear. We investigated the association between Ct values, symptoms and the risk of ICU ... -
No social distancing from food: How the COVID-19 pandemic shaped student food-related activities in the Western Balkans
( SAGE Publications Ltd , 2023 , Article)Background: The COVID-19 pandemic has influenced food preparation and consumption habits, as well as food wastage. The pandemic also affected the lives of university students worldwide; their learning and living environments ...