Now showing items 741-760 of 21012

    • Optimization of UAE of phenolic and antioxidant compounds from Ephedra foeminea by RSM 

      Elhag, Husam Eldin Elhag Abugabr; Karousa, Mai M. Morsy; Joseph, Jensa M.; Shaito, Abdullah A. ( Qatar University , 2025 , Poster)
      Ephedra foeminea Forssk, a widely distributed shrub in the East Mediterranean, possesses numerous traditional medicinal applications and is an abundant source of bioactive phytochemical metabolites. In this study, ult ...
    • Global, Regional, and National Burden of Nontraumatic Subarachnoid Hemorrhage: The Global Burden of Disease Study 2021. 

      Rautalin, Ilari; Volovici, Victor; Stark, Benjamin A; Johnson, Catherine O; Kaprio, Jaakko; ... more authors ( American Medical Association , 2025 , Article)
      Nontraumatic subarachnoid hemorrhage (SAH) represents the third most common stroke type with unique etiologies, risk factors, diagnostics, and treatments. Nevertheless, epidemiological studies often cluster SAH with other ...
    • Global, regional and national burden of dietary iron deficiency from 1990 to 2021: a Global Burden of Disease study. 

      Lee, Sooji; Son, Yejun; Hwang, Jiyoung; Kim, Min Seo; Shin, Jae Il; ... more authors ( Wiley , 2025 , Article)
      Although iron deficiency is well documented, less is known about dietary involvement in symptomatic iron deficiency manifesting in medical conditions. In this study, we quantified the global burden of dietary iron deficiency, ...
    • Utilization of Complementary Medicine Among Type 2 Diabetes Patients in Qatar: A Cross Sectional Study 

      abouelela, rasha salah; AlBashtawi, Joud; Al-Jaber, Hend; Chokor, Fatima Al Zahraa; Shaito, Abdullah; ... more authors ( Elsevier , 2025 , Article)
      BackgroundDiabetes Mellitus (DM) is a chronic metabolic disorder characterized by elevated blood glucose levels due to inadequate insulin production or ineffective insulin utilization. The prevalence of DM is rising globally, ...
    • Phytochemical Composition and Anticancer Properties of Haplophyllum tuberculatum Growing in Qatar and Oman Against Human Triple-Negative Breast Cancer Cells 

      Masalmeh, Maysa; Khanam, Sumayya; Bakash, Sheema Allah; Karousa, Mai; Shaito, Abdullah ( Qatar University , 2025 , Poster)
      Introduction: Breast cancer ranks as the most frequently diagnosed cancer globally, with the triple-negative breast cancer (TNBC) subtype linked to a notably poor prognosis. The absence of optimal therapeutic regimens ...
    • Developmental toxicity of Peganum harmala seed extractsin zebrafish embryos 

      Suleman, Hoorya Muhammad; Hussain, SakeenaHamza; Karousa, Mai; Masalmeh, Maysa; Seglab, Fatiha; ... more authors ( Qatar University , 2025 , Poster)
      Introduction: Peganum harmala L. is a widely utilized plant in traditional medicine in many countries, including Qatar. Nevertheless, there have been several reports of toxic effects associated with the use of P. harmala ...
    • Characterization of Anti-Cancer Properties of Qatari Prosopis Species, Prosopis juliflora and Prosopis cineraria, against Human Breast, Lung, and Ovarian Cancer Cell Lines 

      Masalmeh, Maysa. Z.; Ahmad, Salma. M. S.; Farooq, Zainab. M.; Saleh, Iman; Abu-Dieyeh, Mohammed; ... more authors ( Qatar University , 2025 , Poster)
      Background: The Prosopis plant species have been reported for their diverse therapeutic benefits, including anti-inflammatory, anti-microbial, antioxidant, and anti- tumor properties. Prosopis cineraria, Prosopis ...
    • Valorization black carrot colorant process liquid waste by clarification and Decolorization: A novel sugar alternative for gummies 

      Atalar, İlyas; Tüzün, Burcu; Palabiyik, Ibrahim; Toker, Omer Said; Uzun, Suzan; ... more authors ( Elsevier , 2025 , Article)
      The aim of this study was to develop a recycling process for black carrot colorant liquid waste (BCLW) and to investigate the potential use of BCLW as a sugar source for glucose syrup substitution in gummy candy production. ...
    • Effect of selenium, sonication, and combination of selenium and sonication treatments on potassium bromate, alloxan, and titanium dioxide in bread 

      Gammoh, Sana; Alu'datt, Muhammad H.; Alhamad, Mohammad N.; Rababah, Taha; Alrosan, Mohammad; ... more authors ( Elsevier , 2025 , Article)
      Improvers such as potassium bromate, titanium dioxide, and bleaching agents are used in breadmaking despite existing bans. This research aimed to detect potassium bromate, alloxan (a by-product of bleaching agents), and ...
    • The effect of Hydrogen Peroxide treatments on dental enamel porosity and protein structure and its long-term implications on tooth hardness and optical properties 

      Ovidiu, Ciobanu; Abdallah, Mohamed-Nur; Nelea, Valentin Dan; Gupta, Nidhi; Abotaleb, Ahmed; ... more authors ( Elsevier , 2025 , Article)
      ObjectiveThe aim of this study is to investigate how hydrogen peroxide (HP) treatments affect enamel porosity and protein structure, as well as their impact on tooth shade and hardness over time. MethodsFifty healthy teeth ...
    • The promise of tirzepatide: A narrative review of metabolic benefits 

      Sokary, Sara; Bawadi, Hiba ( Elsevier , 2025 , Article Review)
      Obesity and type 2 diabetes mellites (T2DM) are intertwined epidemics that continue to pose significant challenges to global public health. We aim to review the available evidence on the metabolic effects of tirzepatide, ...
    • Atypical presentation of TRPV3 variant: Cerebral palsy and intellectual disability without dermatologic features of olmsted syndrome 

      Khoodoruth, Mohamed Adil Shah; Chut-kai Khoodoruth, Widaad Nuzhah; Khan, Yasser Saeed ( Elsevier , 2025 , Article)
      To the Editor: Olmsted syndrome (OS) is a rare genodermatosis, with limited cases reported globally, primarily characterized by progressive palmoplantar keratoderma and keratotic plaques, and is linked to mutations in the ...
    • Advances in fabrication techniques and performance optimization of polymer membranes for enhanced industrial oil-water separation: A critical review 

      Akoumeh, Rayane; Idoudi, Sourour; Nezam El-Din, Lara A.; Rekik, Hamza; Al-Ejji, Maryam; ... more authors ( Elsevier , 2024 , Article Review)
      Among oil-water separation technologies, membrane processes are increasingly being recognized in terms of cost-effectiveness and simplicity, offering advantages like easy handling, energy efficiency, and small footprints ...
    • An experimental investigation into crashworthiness of filament wound intra-yarn hybrid glass/jute epoxy composites tubes under quasi-static axial and lateral compression 

      Samim, Samahat; Mahdi, Elsadig; Mustapha, Mariatti; Rusli, Arjulizan; Shakoor, R.A. ( Elsevier , 2024 , Article)
      The increasing demand for sustainable materials in the automotive industry has driven the research towards exploration of natural fiber composites for crash structures. This study investigates the quasi-static axial and ...
    • A focused review on techniques for achieving cloaking effects with metamaterials 

      Khan, Muhammad Shaheryar; Shakoor, R.A.; Fayyaz, Osama; Ahmed, Elsadig Mahdi ( Elsevier , 2024 , Article)
      In recent years, the field of metamaterial cloaks has experienced remarkable progress, propelling it to the forefront of scientific exploration. This comprehensive review seeks to provide a thorough examination of the ...
    • Enhancing lithium-ion battery anode performance via heterogeneous nucleation of silver within Ti3C2-MXene frameworks 

      Qureshi, Zawar Alam; Quddus, Khadija Abdul; Tariq, Hanan Abdurehman; Bensalah, Nasr; Shahzad, Rana Faisal; ... more authors ( Elsevier , 2024 , Article)
      Silver (Ag) nanoparticles are strategically integrated with 2D MXene material to engineer a high-capacity anode material suitable for lithium-ion batteries (LIBs). MXenes, renowned for their exceptional structural, mechanical, ...
    • Basophil-VAMP7 is a vital regulator of skin barrier integrity and chronic itch 

      Zhang, Wenhao; Dai, Xiaolong; Chen, Weiwei; Li, Yanqing; Mei, Huiyuan; ... more authors ( Elsevier , 2025 , Article)
      BackgroundAtopic dermatitis (AD) is a multifaceted inflammatory skin disease characterized by chronic itch and acute itch flare (AIF), with basophils playing pivotal roles in both. VAMP7 mediates immune responses; however, ...
    • Role of AI companions in addressing loneliness across generations 

      Nashwan, Abdulqadir J.; Abuhammad, Sawsan; El-Ashry, Ayman Mohamed ( Elsevier , 2025 , Article)
      In recent years, loneliness has become a significant public health issue, drawing even greater focus following the onset of the COVID-19 pandemic. Studies suggest that social isolation can contribute to a range of mental ...
    • Quasi-static axial crushing investigation of filament-wound eco-friendly energy-absorbing glass fiber and jute fiber composite structures 

      Samim, Samahat; Mahdi, Elsadig; Mustapha, Mariatti; Rusli, Arjulizan; Shakoor, R.A. ( Elsevier , 2024 , Article)
      This study conducts a comparative analysis of glass fiber (GF) and jute fiber (JF) as energy-absorbing filament wound eco-friendly structures under quasi-static axial crushing with varying wall thickness, starting with a ...
    • Unraveling the future productivity burden of cardiovascular disease in Qatar: Investigating the modifiable risk factors control in type 2 diabetes 

      Abushanab, Dina; Al-Badriyeh, Daoud; Liew, Danny; Ademi, Zanfina ( Elsevier , 2025 , Article)
      AimsInsufficient risk factor control can lead to a loss of millions of productivity-adjusted life years (PALYs). We aimed to assess the productivity burden of cardiovascular disease (CVD) in type 2 diabetes (T2D) and examine ...