Publications by authors named "Said E"

Biosynthesized nanoparticles have a variety of applications, and microorganisms are considered one of the most ideal sources for the synthesis of green nanoparticles. Icerya aegyptiaca (Douglas) is a pest that has many generations per year and can affect 123 plant species from 49 families by absorbing sap from bark, forming honeydew, causing sooty mold, and attracting invasive ant species, leading to significant agricultural losses. The purpose of this work was to synthesize titanium dioxide nanoparticles (TiO-NPs) from marine actinobacteria and evaluate their insecticidal effects on Icerya aegyptiaca (Hemiptera: Monophlebidae), in addition to explaining their effects on protein electrophoresis analysis of SDS‒PAGE proteins from control and treated insects after 24, 72 and 120 h of exposure.

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: The advent of direct-acting antiviral (DAA) therapy has revolutionized the treatment landscape of the hepatitis C virus (HCV) infection. This study aimed to provide a comprehensive research study of the real-world effectiveness and safety of DAA treatment, representing the first study conducted in the Omani population. : A cross-sectional study was conducted including 375 HCV patients with different genotypes, treated using different DAA regimens, with or without ribavirin, between January 2012 and December 2020 at the Sultan Qaboos University Hospital and the medical city for military and security services, two tertiary hospitals in Muscat, Oman.

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Gestational trophoblastic disease (GTD) is a group of diseases associated with pregnancies that demonstrate abnormal development of trophoblastic cells. GTD includes hydatidiform moles (HM) that may continue to further develop into gestational trophoblastic neoplasms (GTN), such as choriocarcinoma (CC). Gestational CC is a malignant mass development that may arise from HM, from other (normal) pregnancies or from other gestational events (such as ectopic pregnancies).

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Article Synopsis
  • TASK-1/3 channels in carotid body type 1 cells are key for sensing low oxygen levels, affecting potassium currents and ultimately influencing breathing patterns.
  • Recent studies questioned whether AMP-activated protein kinase (AMPK) directly inhibits TASK-3 channels in response to hypoxia, although a recognizable phosphorylation motif was found in human TASK-3.
  • Experiments with various AMPK activators indicated that two compounds, A-769662 and 991, inhibit hTASK-3 currents, while establishing that AMPK does not regulate TASK-3 currents as initially proposed.
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Study Objective: Newer regional anesthesia techniques and minimally invasive surgeries have yielded decreased postoperative pain scores, potentially leading to decreased need for perioperative epidural analgesia. Limited literature is available on trends in usage rates of epidurals. The objective of this study was to identify trends in perioperative epidural analgesia rates among multiple fields of surgery.

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Background: Persistent opioid use is a common occurrence after surgery and prolonged exposure to opioids may result in escalation and dependence. The objective of this study was to develop machine-learning-based predictive models for persistent opioid use after major spine surgery.

Methods: Five classification models were evaluated to predict persistent opioid use: logistic regression, random forest, neural network, balanced random forest, and balanced bagging.

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Intermittent fasting (IF) is an intervention that involves not only dietary modifications but also behavioral changes with the main core being a period of fasting alternating with a period of controlled feeding. The duration of fasting differs from one regimen to another. Ramadan fasting (RF) is a religious fasting for Muslims, it lasts for only one month every one lunar year.

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As emerging contaminants microplastic particles have become of particular relevance as they are widely present in the environment and of potential concern to human health. Humans are exposed through different routes, with oral intake and inhalation being the most significant. Dietary intake substantially contributes to oral exposure, although data is still lacking.

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Background: Pectoralis-II and paravertebral nerve blocks are both used to treat pain after breast surgery. Most previous studies involving mastectomy identified little difference of significance between the two approaches. Whether this is also accurate for nonmastectomy procedures remains unknown.

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Culex pipiens (Diptera: Culicidae) is a vector of many serious human diseases, and its control by the heavy use of chemical insecticides has led to the evolution of insecticide resistance and high environmental risks. Many safe alternatives, such as ozone gas (O) and silica nanoparticles (silica NPs) can reduce these risks. Therefore, O and silica NPs were applied to 3 larval instars of Cx.

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Advances in radiology are crucial not only to the future of the field but to medicine as a whole. Here, we present three emerging areas of medicine that are poised to change how health care is delivered-hospital at home, artificial intelligence, and precision medicine-and illustrate how advances in radiological tools and technologies are helping to fuel the growth of these markets in the United States and across the globe.

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This study introduces an experimental investigation of a novel direct trend evaporative cooler based on a ground-air heat exchanger (GAHE) using porous clay vessels as an evaporation media under a variety of operational conditions, including air flow rate, inlet air temperature, temperature of inlet water, and in air humidity. The evaluation of the GAHE performance was based on the air-cooling effect, wet-bulb and dew-point efficiencies, energy efficiency ratio, water evaporation rate, specific water evaporation, specific cooling capacity, specific total cost, and CO emission rate. The influences of dry-bulb temperature, the incoming air's relative humidity (RH), and six air flow rates ranging from 11 to 25 L/s on the performance are investigated and discussed.

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Prolonged acute postsurgical pain (PAPSP) contributes to the development of chronic postsurgical pain, impaired rehabilitation, longer hospital stays, and decreased quality of life. For upper extremity analgesia, the duration of postoperative pain management with continuous brachial plexus peripheral nerve blocks is limited due to the risk of infection. Ultrasound-guided percutaneous cryoneurolysis provides extended analgesia and avoids the risks and inconveniences of indwelling catheters.

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In this study, a new series of thiazolo[4,5-b]quinoxaline derivatives 3-8 were synthesized by treating 2,3-dichloroquinoxaline with thiosemicarbazone and thiourea derivatives under reflux conditions. The chemical structure of the newly designed derivatives was conducted using spectroscopic techniques. The insecticidal bioassay of the designed derivatives was evaluated against the 2nd and 4th larvae of S.

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Background Drug and substance abuse remains a major medical problem worldwide. Amphetamines are potent stimulants of the central nervous system. Amphetamine abuse is highly prevalent among drug-dependents.

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Background: Inappropriate automated dispensing cabinet (ADC) overrides pose a significant risk to patient safety. Bypassing pharmacist review during these overrides removes a vital safety check, leaving nurses to review complex medication orders alone. This can lead to overlooking incorrect orders and significantly increasing the potential for medication errors.

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Vaccines are indispensable tools in the battle against infectious diseases and hold great potential in combating a myriad of other diseases [...

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Oxytocin (OT) is a neuropeptide broadly implicated in social relationships and behavior. OT also exerts antinociceptive and pain-reducing effects in both humans and rodents. Recent research in rodents demonstrates that these effects can be peripheral and local.

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Background: Both bone forearm fractures (BBFFs) are a common injury amongst the pediatric population. The main indications of surgical fixation are open, irreducible, or unstable fractures. The two most commonly used surgical techniques are closed or open reduction with intramedullary fixation (IMF) and open reduction with plate fixation (PF).

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Background: Food safety is a serious challenge in the face of increasing population and diminishing resources. is a critical foodborne pathogen characterized by its capability to secret a diverse range of heat-resistant enterotoxins. Antibiotic usage in dairy herds resulted in the occurrence of antimicrobial resistance (AMR) patterns among bacterial species, which were consequently transmitted to humans via dairy products.

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Background: The usage of commercial probiotic products as alternatives to traditional antibiotics in fish culture is initiated to be a potential factor for Nile tilapia fish's welfare and growth.

Aim: The purpose of the current study is to show the influence of commercial probiotics () dietary supplementation at different levels on Nile tilapia welfare and growth.

Methods: Apparently healthy fingerlings of Nile Tilapia with a total number of 120 with an average initial weight (26.

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Specific Aim: Provide an overview of the literature addressing major areas pertinent to pain in transgender persons and to identify areas of primary relevance for future research.

Methods: A team of scholars that have previously published on different areas of related research met periodically though zoom conferencing between April 2021 and February 2023 to discuss relevant literature with the goal of providing an overview on the incidence, phenotype, and mechanisms of pain in transgender patients. Review sections were written after gathering information from systematic literature searches of published or publicly available electronic literature to be compiled for publication as part of a topical series on gender and pain in the Frontiers in Pain Research.

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