Turning point in COVID-19 severity and fatality during the pandemic: a national cohort study in Qatar by Chemaitelly, Hiam

“…Methods and analysis We conducted a national cohort study on 312 109 Qatari citizens to investigate incidence of severe, critical or fatal COVID-19 classified according to the WHO criteria between 28 February 2020 and 21 April 2023. …”
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A CFD- RSM study of cuttings transport in non-Newtonian drilling fluids: Impact of operational parameters by Awad A.M.

“…As the drill pipe rotational speed increased, the pressure drop decreased slightly until a critical rotatory speed was reached, thereafter, the pressure drop increased markedly. …”
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Association Between Serum Bicarbonate Levels and Prediabetes and Subclinical Inflammation in Young Healthy Adults: A Cross-sectional Study by Omar, Abeer A.

“…Associations between bicarbonate levels and the outcomes were analyzed using multivariable linear and logistic regression and then stratified by gender. Results: A total of 825 participants with mean age 29.2 years (5.9) of which 365 (44.2%) were males. …”
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Synthesis and characterisation of Co2+-incorporated ZnO nanoparticles prepared through a sol-gel method by Ba-Abbad, Muneer M.

“…The band gap of the Co2+-doped ZnO samples decreased from 3.19 to 2.66 eV as the content of dopant Co2+ increased from 0.0 to 1.0 wt.%. …”
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Spectral and Structural Properties of High-Quality Reduced Graphene Oxide Produced via a Simple Approach Using Tetraethylenepentamine by Alkhouzaam A.

“…GO nanosheets, produced using a modified Hummers? method, were functionalized using two different GO:TEPA ratios (1:5 and 1:10). …”
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Coral reef resilience differs among islands within the Gulf of Mannar, southeast India, following successive coral bleaching events by Raj, K. Diraviya

“…Overall, between 2005 and 2017 reefs had a simultaneous decrease in relative coral cover (avg. = ? …”
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The retrospective study of the metabolic patterns of BCG-vaccination in type-2 diabetic individuals in COVID-19 infection by Anwardeen, Najeha R.

“…Furthermore, data indicated a decrease in sarcosine synthesis from glycine and choline and increase in spermidine synthesis in the BCG vaccinated cohort in T2D and non-T2D groups, respectively. …”
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RIGOROUS SIMULATION AND OPTIMIZATION OF THE COLD SECTION IN A REAL LNG PLANT: UPFRONT NITROGEN REMOVAL AS PROCESS ENHANCING CONCEPT by MKACHER, HAJER

“…Qatar, as one of the largest LNG exporters with a 22% global share, announced in 2020 a plan to increase the production capacity by more than 60% over the next five years. …”
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Comparison Of In Vitro Models Of Diabetic Nephropathy Using Renal Tubular Cells by El Gamal, Heba

“…Results: MDCK cells showed a subtle decrease in viability when exposed to high glucose concentrations (30 mM and 1% FBS) for 48 h. …”
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Synthesis and characterization of Sm3+-doped ZnO nanoparticles via a sol–gel method and their photocatalytic application by Ba-Abbad, Muneer M.

“…It was noticed that in the presence of samarium ions, the band gap slightly changed from the 3.198 eV of ZnO to 3.288 eV for samarium-doped ZnO with enhanced absorption in the UV region. …”
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Cobalt phthalocyanine as a novel molecular recognition reagent for batch and flow injection potentiometric and spectrophotometric determination of anionic surfactants by El-Nemma, Eman M.

“…Under batch mode of operation, the sensor displays a near-Nernstian slope of −56.5 mV decade−1, wide response linear range of 7.8 × 10−4 to 8.0 × 10−7 mol L−1, lower detection limit of 2.5 × 10−7 mol L−1 and exhibits high selectivity for anionic surfactants in the presence of many common ions. …”
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An enhanced distance-dependent electric field model for contact-separation triboelectric nanogenerator: Air-breakdown limit as a case study by Ahmed, Anas A.

“…The maximum surface charge density that can be obtained without air breakdown was predicted to be lateral sizedependent. It shows a monotonical decrease from 51.94 to 33.59 µC/m2 with a lateral size increase from 0.5 to 10 cm. …”
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Effect of pH on acidic and basic chelating agents used in the removal of iron sulfide scales: A computational study by Onawole, Abdulmujeeb T.

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Greensporone C, a Freshwater Fungal Secondary Metabolite Induces Mitochondrial-Mediated Apoptotic Cell Death in Leukemic Cell Lines by Prabhu K.S.

“…Antitumor activity of greensporone C (GC), a new resorcylic acid lactone isolated from an organic extract of a culture of a Halenospora sp. freshwater fungus, was subjected for screening against a panel of leukemic cell lines (K562, U937, and AR320). …”
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Deep Reinforcement Learning Powered IRS-Assisted Downlink NOMA by Shehab, Muhammad

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Burden of disease scenarios for 204 countries and territories, 2022–2050: a forecasting analysis for the Global Burden of Disease Study 2021 by Stein Emil, Vollset

“…MethodsUsing forecasts of major drivers of health such as the Socio-demographic Index (SDI; a composite measure of lag-distributed income per capita, mean years of education, and total fertility under 25 years of age) and the full set of risk factor exposures captured by GBD, we provide cause-specific forecasts of mortality, years of life lost (YLLs), years lived with disability (YLDs), and disability-adjusted life-years (DALYs) by age and sex from 2022 to 2050 for 204 countries and territories, 21 GBD regions, seven super-regions, and the world. …”
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Burden of disease scenarios for 204 countries and territories, 2022–2050: a forecasting analysis for the Global Burden of Disease Study 2021 by Stein Emil, Vollset

“…MethodsUsing forecasts of major drivers of health such as the Socio-demographic Index (SDI; a composite measure of lag-distributed income per capita, mean years of education, and total fertility under 25 years of age) and the full set of risk factor exposures captured by GBD, we provide cause-specific forecasts of mortality, years of life lost (YLLs), years lived with disability (YLDs), and disability-adjusted life-years (DALYs) by age and sex from 2022 to 2050 for 204 countries and territories, 21 GBD regions, seven super-regions, and the world. …”
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Evaluation of antibody response in symptomatic and asymptomatic covid-19 patients and diagnostic assessment of new IgM/IgG elisa kits by Al-Jighefee, Hadeel T.

“…This study aims to study the immune response and evaluate the performances of four new IgM and five IgG enzyme-linked immunosorbent assay (ELISA) kits for detecting anti-severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) antibodies against different antigens in symptomatic and asymptomatic coronavirus disease 2019 (COVID-19) patients. …”
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An evidence base for school health policy during the covid-19 pandemic by Badran, S.

“…Further data suggested decreased childhood transmission from respiratory droplets and a low viral load among children. …”
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Galvanic exchange as a novel method for carbon nitride supported coag catalyst synthesis for oxygen reduction and carbon dioxide conversion by Nazir, Roshan

“…The reduction potential of cobalt is ([Co2+(aq) + 2e? ? Co(s)], ?0.28 eV) is smaller than that of Ag ([Ag+(aq) + e? …”
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