Qatar University Institutional Repository: Recent submissions

Now showing items 161-180 of 31177

    • Nurses’ Perceived Barriers of Optimal Pain Management of Children With Sickle Cell Disease 

      Abdel Razeq, Nadin M.; Albusoul, Randa M.; Ali, Reem A.; Al-Naimat, Ibtihal A.; Kasem, Abedallah; ... more authors ( Elsevier , 2025 , Article)
      PurposeThis study aimed to investigate the barriers and lack of knowledge perceived by pediatric nurses in managing pain in children with sickle cell disease (SCD). DesignA descriptive, cross-sectional design was employed. ...

    • Comprehensive qualitative and quantitative assessment of the most suitable levels for maxillary and mandibular miniscrew insertion sites: A cross-sectional comparative study 

      Almashraqi, Abeer A.; Sawady, Mohammed; Beleges, Essa Mohammed; Khadhi, Ahmed Hassan; Halboub, Esam; ... more authors ( Elsevier , 2025 , Article)
      IntroductionTo analyse the quality and quantity of inter-radicular buccal and palatal cortical bone in the maxillary and mandibular regions at the most recommended levels for miniscrew insertion sites in both sexes. ...

    • The impact of education program on nurses' knowledge and performance about acute exacerbations of chronic bronchial asthma in PICUs 

      Mohammed, Amira Adel; Hani, Salam Bani; Nashwan, Abdulqadir J. ( Elsevier , 2025 , Article)
      BackgroundAcute exacerbations of bronchial asthma can lead to worsening symptoms, therefore it's important to have a well-designed management program. Many pediatric nurses, particularly internship nurses and recently ...

    • Readdressing the role of ADRA2A in Raynaud’s phenomenon: Methodological concerns and implications 

      Ali H., Eid ( Elsevier , 2025 , Other)
      We read, with excitement, the important and timely paper titled ‘‘Genetic and functional analysis of Raynaud’s syndrome implicates loci in vasculature and immunity’’ that appeared in volume 4, issue 9 of Cell Genomics in ...

    • Silicone Quaterium-22 Surfactant as an Eco-Friendly Carbon Steel Anticorrosive: Assessment of Corrosion Inhibition Properties and Ecotoxicity in Zebrafish Embryos 

      Shaito, Abdullah A.; Younes, Nadin; daas, sahar; Dosari, AL-Dana; Nasrallah, Dana F.; ... more authors ( Elsevier , 2025 , Article)
      Corrosion of carbon steel pipelines in the oil and gas industry presents operational and environmental challenges, requiring safer alternatives to toxic corrosion inhibitors. This study evaluates Silicon-Q-22 (SQ22) as a ...

    • Nurses’ Lifestyle Behaviors, Work-Related Stress, and Cardiovascular Disease Risk 

      Al-Dwaikat, Tariq N.; Quran, Hadeel Khaled; Aldalaykeh, Mohammed; Abusalem, Said; ALbashtawy, Mohammed; ... more authors ( Wiley , 2025 , Article)
      Background: The nursing profession exposes nurses to work-related stress and presents a big challenge to adhering to healthy lifestyle behaviors. This collectively increases the risk of developing cardiovascular disease ...

    • 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 ...

    • Medicinal Phytocompounds as Potential Inhibitors of p300-HIF1α Interaction: A Structure-Based Screening and Molecular Dynamics Simulation Study 

      Suleman, Muhammad; Sayaf, Abrar Mohammad; Aftab, Sohail; Alissa, Mohammed; Alghamdi, Abdullah; ... more authors ( MDPI , 2025 , Article)
      Background: Hypoxia plays a key role in cancer progression, mainly by stabilizing and activating hypoxia-inducible factor-1 (HIF-1). For HIF-1 to function under low oxygen conditions, it must interact with the transcriptional ...

    • 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 ...

    • Hierarchical nanostructures and their implications in pushing the boundaries of chemiresistive gas sensing 

      El-Hout, Soliman I.; Bahgat Radwan, Ahmed; Salem, Aliaa M.; Alrashdi, Kamelah S.; Al-Qahtani, Noora; ... more authors ( Elsevier , 2024 , Article Review)
      The escalating global air pollution crisis has propelled the interest in gas-sensing technology, leading to a surge in research dedicated to the development of highly accurate and targeted gas sensors. This review delves ...