6,101 results match your criteria: "Imam Abdulrahman bin Faisal University[Affiliation]"

Ethnopharmacological Relevance: Traditional herbal remedies have been used for treating nephrolithiasis, but the relevant scientific evidence is limited. Zaleya pentandra (L.) C.

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The synthesis of -substituted 2-hydroxypyridines and -substituted 2-pyridones, crucial for many bioactive compounds and drugs, faces challenges due to the tautomeric nature of 2-pyridones, which complicates selective alkylation. Here we developed an efficient method for regioselective - and -alkylation of 2-pyridones using Bro̷nsted acid-catalyzed ring opening of 2-azirines. The process involves triflic acid for -alkylation and -toluenesulfonic acid for alkylation, achieving high yields under optimized conditions.

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  • Traumatic brain injury (TBI) is a major global health issue, often resulting in serious health complications, and there is growing evidence of the immune system's role in TBI's effects.
  • This systematic review and meta-analysis aimed to evaluate the safety and effectiveness of new immunomodulatory therapies for TBI by reviewing multiple studies, including randomized controlled trials (RCTs).
  • While most therapies did not significantly change overall mortality rates, the study found that erythropoietin (EPO) notably reduced mortality, and adverse events were comparable to control groups.
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Background: Congenital scoliosis (CS) is a developmental spinal deformity characterized by an abnormal curvature of the spine, affecting one in 1,000 births. The mainstay of treatment involves either observation or surgery in significant curve progression. The optimal timing of surgical intervention is debated, with early intervention preferred.

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this study aims to investigate the role of ChatGPT as a psychotherapist for anxiety disorders, examining its effectiveness, acceptability, and potential benefits among individuals with anxiety disorders. a quasi-experimental design was adopted, involving a 4-week intervention where participants used ChatGPT as a therapeutic tool. The study included outpatients aged above 18 years from public hospitals in Saudi Arabia.

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  • * Recent efforts to stop smoking haven't been put into action yet, and it’s important to see what could happen if smoking rates stay the same or improve.
  • * Researchers used models to predict health outcomes by 2050 based on different scenarios of smoking rates, showing that cutting smoking could greatly improve health and life expectancy.
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Background: Dental caries and molar-incisor hypomineralization (MIH) are primary reasons for the extraction of first permanent molars (M1) in children, which can lead to significant dental and facial development issues such as a midline shift and temporomandibular joint disorder.

Aim: This systematic review aimed to identify key factors influencing spontaneous space closure following the early extraction of first permanent molars (M1) in children aged 5-15.

Design: We conducted a comprehensive search across Scopus, PubMed, Dimensions, Web of Science, and Cochrane databases, including the literature from 1960 to 2024.

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Chromosomal gene order defines several structural classes of Staphylococcus epidermidis genomes.

PLoS One

October 2024

Aurynia LLC, Seattle, Washington, United States of America.

The original methodology for describing the pangenome of a prokaryotic species is based on modeling genomes as unordered sets of genes. More recent findings have underlined the importance of considering the ordering of genes along the genetic material as well, when making comparisons among genomes. To further investigate the benefits of gene order when describing genomes of a given species, we applied two distance metrics on a dataset of 84 genomes of Staphylococcus epidermidis.

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  • - Pediatric orthodontics focuses on diagnosing and treating dental and facial irregularities in children, considering various factors that contribute to malocclusions, including genetics and environment.
  • - The review discusses essential evaluation methods, common conditions like Class II and Class III malocclusions, and the impact of disorders like TMDs and OSA on treatment planning.
  • - It evaluates the effectiveness of clear aligners for early intervention, highlights when early treatment isn’t advisable, and addresses challenges in pediatric orthodontics such as compliance and the unique needs of children's developing teeth.
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Simultaneously Promoted Water Resistance and CO Selectivity in Methanol Oxidation Over Pd/CoOOH: Synergy of Co-OH and the Pd-O-Co Interface.

Environ Sci Technol

October 2024

State Key Laboratory of Multiphase Flow in Power Engineering, School of Energy and Power Engineering, Xi'an Jiaotong University, Xi'an, Shaanxi 710049, P. R. China.

Catalytic purification of industrial oxygenated volatile organic compounds (OVOCs) is hindered by the presence of water vapor that attacks the active sites of conventional noble metal-based catalysts and the insufficient mineralization that leads to the generation of hazardous intermediates. Developing catalysts simultaneously with excellent water resistance and a high intermediate suppression ability is still a great challenge. Herein, we proposed a simple strategy to synthesize a Pd/CoOOH catalyst that contains abundant hydroxyl groups and lattice oxygen species, over which a negligible effect was observed on CHOH conversion with 3 vol % water vapor, while a remarkable conversion reduction of 24% was observed over Pd/CoO.

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Background And Aims: Family Caregivers (FCGs) of patients with schizophrenia (PwS) may face unanticipated sources of stress and responsibility, which can negatively impact their quality of life (QoL). This study aimed to assess FCGs' QoL and the impact of clinical characteristics of patients and sociodemographic factors on their QoL.

Patients And Methods: A cross-sectional questionnaire-based study surveyed 340 FCGs from outpatient clinics of PwS in two large psychiatric hospitals in Saudi Arabia's eastern province using a convenience sampling approach.

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Background: Among diverse profound impacts on patients' quality of life (QoL), end-stage renal disease (ESRD) frequently results in increased levels of depression, anxiety, and stress. Renal replacement therapies such as hemodialysis (HD) and transplantation (TX) are intended to enhance QoL, although their ability to alleviate psychological distress remains uncertain. This research posits the existence of a significant correlation between negative emotional states and QoL among ESRD patients, with varying effects observed in HD and TX patients.

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Anodal transcranial direct current stimulation (tDCS) promotes neuromodulation and neuroplasticity in the brain. The aim of this study was to determine the long-term effects of the anodal tDCS on postural and trunk stability, physical performance, anticipatory postural adjustment and quality of life in sub-acute stroke patients. Thirty-six participants with sub-acute stroke were divided into experimental and control groups using sealed envelope randomization.

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Multicomponent Approaches to Reduce Multidrug-Resistant Organisms in Critical Care: Determining the Ideal Strategy.

J Epidemiol Glob Health

December 2024

Infectious Disease Unit, Specialty Internal Medicine, Johns Hopkins Aramco Healthcare, Dhahran, Saudi Arabia.

Although there is ample proof of the advantages of infection prevention and Control (IPC) in acute-care hospitals, there is still some questions about the efficacy of IPC interventions for multidrug-resistant organisms (MDROs), and there is a need for the development of evidence-based practices. No healthcare facility has found a single effective technique to reduce MDRO. However, a multicomponent intervention that included improved barrier protection, chlorhexidine bathing, microbiological monitoring, and staff involvement significantly decreased the likelihood of infection in the patient surroundings with multidrug-resistant organisms.

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A patient experiencing moderate to severe anxiety often skips regular check-ups, choosing to visit only when necessary. As a result, their oral health worsens. Various variables can affect anxiety such as age, gender, culture, and previous experiences.

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Expression of concern for 'A well-defined S-g-CN/Cu-NiS heterojunction interface towards enhanced spatial charge separation with excellent photocatalytic ability: synergetic effect, kinetics, antibacterial activity, and mechanism insights' by Haya A. Abubshait , , 2022, , 3274-3286, https://doi.org/10.

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Antifungal activity of Myrrh gum resin against pathogenic spp.

Ann Agric Environ Med

September 2024

Department of Biology, College of Science, Imam Abdulrahman Bin Faisal University, Dammam, Saudi Arabia.

Article Synopsis
  • - The study investigates the effectiveness of water-based extracts from two varieties of myrrh in inhibiting the growth of various pathogenic yeasts, showcasing the historical significance of medicinal plants in healing.
  • - Using diffusion techniques and mass spectrometry, the extracts demonstrated antifungal activity against five yeast strains, with essential oils exhibiting the strongest effects on specific ATCC strains and revealing 12 antimicrobial components.
  • - The findings indicate that myrrh extracts possess promising antifungal properties, but additional research is needed to understand their mechanisms of action and assess safety for potential clinical use.
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Production and Antibacterial Activity of Atypical Siderophore from sp. QCS59 Recovered from .

Pharmaceuticals (Basel)

August 2024

Department of Statistics, Faculty of Commerce, Al-Azhar University, Cairo P.O. Box 11751, Egypt.

Among sixty-eight pseudomonads, isolate QCS59 from the rhizosphere of was selected based on its siderophore level. Production was optimal in Kings B supplemented with 2% peptone and 0.5% fructose at pH 6.

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  • The study examined how parental dental fear and children's dental fear affect the Oral Health-Related Quality of Life (OHRQoL) of Saudi children aged 7-12 in the Eastern Province.
  • Data from 93 children were collected through clinical exams and validated questionnaires, with analyses showing that high dental fear and dental caries correlate with lower OHRQoL.
  • The results also indicated a strong link between parental fear of dentists and children's fear, highlighting a potential cycle of dental anxiety within families.
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  • - The study examines how pharmacy students in Saudi Arabia perceive and understand telepharmacy, aiming to integrate it into their education due to its benefits in practice.
  • - An online survey conducted with 523 pharmacy students found that about half were aware of telepharmacy, but only a quarter had studied it, highlighting a gap in education.
  • - Positive correlations were found between students’ awareness of telepharmacy, their confidence levels, and their knowledge scores, suggesting that enhancing telepharmacy education is crucial for preparing future pharmacists.
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The welfare of donkeys remains a compelling subject for researchers, with limited literature available on the response of the donkey cardiovascular system during strenuous exercise. The study aimed to address two primary objectives. Firstly, to assess the reliability of wearable devices in detecting heart rate (HR) and ECG readings.

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COVID-19, a novel infectious disease caused by the emergence of the SARS-CoV-2 virus in 2020, has had a profound impact on healthcare, both at the individual and population level. The impact at the population level was felt most acutely during the emergency phase of the pandemic, with hospital capacity issues leading to widespread disruptions and delays in the delivery of healthcare services such as screening programs and elective surgeries. While hospitals are no longer being acutely overwhelmed by COVID-19 patients, the impact of the virus on vulnerable patient populations such as cancer patients continues to be of ongoing consequence.

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Background: To investigate the effect of zirconium dioxide nanoparticles (ZrONPs) on the shear bond strength (SBS) of hard denture lines bonded to different denture base resins.

Methods: Five different denture bases were used in this study: conventional heat-cured resin, IvoCad, AvaDent, NextDent, and FormLabs, in acrylic specimens of 10 × 10 × 2.5 mm (N = 150, n = 10).

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The Use of Artificial Intelligence in Caries Detection: A Review.

Bioengineering (Basel)

September 2024

Department of Prosthodontics and Dental Implantology, College of Dentistry, King Faisal University, Al-Ahsa 31982, Saudi Arabia.

Advancements in artificial intelligence (AI) have significantly impacted the field of dentistry, particularly in diagnostic imaging for caries detection. This review critically examines the current state of AI applications in caries detection, focusing on the performance and accuracy of various AI techniques. We evaluated 40 studies from the past 23 years, carefully selected for their relevance and quality.

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