28,913 results match your criteria: "Cairo University][Affiliation]"

Polycystic ovarian syndrome (PCOS) is a complex endocrine-metabolic disorder, and multiple factors contribute to its pathophysiology. The current study assessed a PCOS-like animal model induced by consuming a high-fat sugar (HFHS) diet and compared the treatment outcome of mitochondrial-targeted antioxidants versus heat therapy. Sixty rats were divided into the following study groups: three control groups (negative and positive for the treatments used), HFHS, hot tub therapy (HTT) treatment, and MitoQ10 treatment (500 µmol/L MitoQ10 in clean drinking water daily, from week fourteen till week twenty-two of the study).

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Objective: Recently, angiotensin-converting enzyme 2 (ACE2) gene has emerged as a potential candidate gene for susceptibility to SARS-CoV-2 infection. We investigated whether ACE2 G8790A (rs2285666) polymorphism could be a genetic marker for susceptibility to COVID-19 and disease severity in Egyptian children and adolescents.

Methods: This was a prospective case-control study included 580 cases diagnosed with COVID-19, and 580 matched control children and adolescents.

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Background: Endoscopic ultrasound (US) has been established as a safe diagnostic tool for adults, but its use in children remains underexplored. The rising prevalence of pediatric hepato-pancreato-biliary disorders requires a closer examination of its utility. In this systematic review, we aimed to evaluate the efficacy, safety, and clinical impact of endoscopic US in the pediatric population, concentrating on its diagnostic accuracy and therapeutic applications.

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Prostate cancer (PC) ranks among the most prevalent cancers in males. Recent studies have highlighted intricate connections between long non-coding RNAs (lncRNAs), natural products, and cellular signaling in PC development. LncRNAs, which are RNA transcripts without protein-coding function, influence cell growth, programmed cell death, metastasis, and resistance to treatments through pathways like PI3K/AKT, WNT/β-catenin, and androgen receptor signaling.

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This study aimed to provide an updated evidence of superior hypophyseal artery (SHA) aneurysms management, including their clinical implications, predictive factors for rupture, therapeutic approaches, and post-treatment outcomes. This systematic review and meta-analysis, following PRISMA guidelines, assessed the literature on superior hypophyseal artery aneurysms. Studies were selected based on predefined criteria, focusing on coiling and clipping interventions.

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The target of this novel work is to assess the immunosuppression, genotoxicity, histopathological alterations, and cumulative mortality induced by acute toxicity of magnetite nanogel (MNG) in Nile catfish. Furthermore, a subsequent 10-day depuration period is adopted to estimate the restoration of those disturbed indices. Nile catfish (n = 180) were allotted into four groups and exposed to different concentrations of MNG (0, 1/10, 1/8, and 1/5 96-h LC).

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Background: Diabetes mellitus (DM) poses a major risk to human health due to an array of implications, one of which is a detrimental effect on the testicular and reproductive functions. Euphorbia heterophylla is widely recognized for its medicinal properties worldwide.

Methods And Findings: The objective of this study was to profile E.

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Highly sensitive spectrofluorimetric methods were developed for the quantitative estimation of formoterol fumarate dihydrate (FFD) and fluticasone propionate (FP) in both authentic raw materials and marketed dosage forms using a micellar-enhanced spectrofluorimetric approach. The proposed methods are based on the determination of FP in the presence of FFD using the first derivative emission spectrofluorimetry. The peak amplitude of the emission spectra of the formed micellar fluorescence was measured at 465 nm after excitation at 236 nm (λ max of FP).

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Due to the continuous exposure to bisphenol-A (BPA), the current study was conducted to evaluate taurine's neuroprotective action against BPA's adverse effect on the brain. Rats were grouped into control, BPA-treated rats, and taurine + BPA-treated rats. At the end of the 35-day treatment period, the memory of the rats was evaluated using the novel object test and the Y-maze test.

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Nanotherapy has emerged as a promising strategy for the targeted and efficient treatment of melanoma, the most aggressive and lethal form of skin cancer, with minimized systemic toxicity. However, the therapeutic efficacy of cobalt oxide nanoparticles (CoONPs) in melanoma treatment remains unexplored. This study aimed to assess the therapeutic potential of CoONPs in melanoma treatment by evaluating their impact on cell viability, genomic DNA and mitochondrial integrity, reactive oxygen species (ROS) generation and apoptosis induction in melanoma A-375 cells.

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Background: Rabies spreads to people and animals via saliva, usually through bites, scratches, or direct contact with mucosa (e.g. eyes, mouth, or open wounds).

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Lidocaine poses challenges when it comes to direct spectrophotometric measurement due to the lack of sharp peak within its spectra in zero-order. This lack of a distinct peak makes it difficult to accurately quantify lidocaine using traditional direct spectrophotometric methods. In our study, different univariate and multivariate spectrophotometric techniques have been established and their validity has been assessed for the determination of the mixture of Lidocaine HCl (LD), Oxytetracycline HCl (OTC) together with LD carcinogenic impurity [2,6- dimethylaniline] DMA.

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Background: Xanthene derivatives are a notable class of heterocyclic compounds widely studied for their significant biological impact. These molecules, found in both natural and synthetic forms, have attracted substantial scientific interest due to their broad spectrum of biological activities. The xanthene nucleus, in particular, is associated with a range of potential pharmaceutical properties, including antibacterial, antiviral, antiinflammatory, anticancer, and antioxidant effects.

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Background: Cancer is a significant global health issue due to its high incidence and mortality rates. In recent years, the relationship between the human microbiota and cancer has garnered attention across various medical fields. This includes research into the microbial communities that influence cancer development, tumor-associated microorganisms, and the interactions between the microbiome and tumor, collectively referred to as the oncobiome.

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Background: Anatomically formed healing abutments were suggested in literature to address many of the issues associated with immediate posterior implant insertion such as large extraction sockets that are extremely hard to seal without reflecting the mucoperiosteal flap, extraction sockets anatomy that are not suitable for regular healing abutment placement, and potentially high occlusal stresses when planning a temporary implant supported prothesis to improve the conditioning of supra implant tissue architecture and the emergence profile of the implant supported restorations.

Purpose: To clinically evaluate the peri-implant soft tissue profile of single posterior implant retained restorations and to assess patient related outcomes of the implant restorations that were conditioned immediately by CAD-CAM socket sealing abutments (SSA) versus those conditioned by Titanium (Ti) standard healing abutments (SHA).

Methods: Twenty participants received twenty-two single maxillary immediate implants after flapless minimally invasive tooth extraction and 3D guided implant placement in the posterior area (premolar and molar) and allocated randomly into two groups (n = 11), the intervention group: patients received PEEK SSA and the control group: the patients received Ti SHA.

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Penehyclidine Hydrochloride: A Promising Antimuscarinic Agent for PONV Prophylaxis in Diverse Surgical Procedures.

J Perianesth Nurs

January 2025

Department of Otorhinolaryngology, Al Mouwasat University Hospital, Faculty of Medicine, Damascus University, Damascus, Syrian Arab Republic; Faculty of Medicine, Syrian Private University, Damascus, Syrian Arab Republic.

Purpose: The purpose of this meta-analysis is to measure the effectiveness of penehyclidine hydrochloride hydrate (PHC)-an antimuscarinic drug-in preventing postoperative nausea and vomiting (PONV) for different surgeries.

Design: Meta-analysis.

Methods: According to the Preferred Reporting Items for Systematic reviews and Meta-Analyses guidelines, we conducted an online literature search using PubMed, Web of Science, Scopus, and Embase databases.

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Introduction: Managing idiopathic intracranial hypertension (IIH) is challenging due to limited treatment options. This study evaluates metformin as a potential therapy for IIH, examining its impact on disease outcomes and safety.

Methods: We performed a retrospective cohort study using the TriNetX database, covering data from 2009 to August 2024.

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Introduction: Management of pain associated with breast cancer surgeries is crucial in reducing incidence of postmastectomy pain syndrome. The pain distribution involves the anterior chest wall, axillary area and ipsilateral upper limb.

Objective: This study was designed to investigate the effect of bilevel erector spinae plane block (ESPB) with high thoracic block vs the conventional unilevel ESPB vs opioids in patients with cancer undergoing modified radical mastectomy regarding pain control and reducing pain in axilla.

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Sigma 1 Receptor and Its Pivotal Role in Neurological Disorders.

ACS Pharmacol Transl Sci

January 2025

Department of Pharmacology and Toxicology, Faculty of Pharmacy, Cairo University, Cairo, Egypt.

Sigma 1 receptor (S1R) is a multifunctional, ligand-activated protein located in the membranes of the endoplasmic reticulum (ER). It mediates a variety of neurological disorders, including epilepsy, amyotrophic lateral sclerosis, Alzheimer's disease, Huntington's disease. The wide neuroprotective effects of S1R agonists are achieved by a variety of pro-survival and antiapoptotic S1R-mediated signaling functions.

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Historically, it takes an average of 17 years to move new treatments from clinical evidence to daily practice. Given the highly effective treatments now available to prevent or delay kidney disease onset and progression, this is far too long. The time is now to narrow the gap between what we know and what we do.

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The pulp and paper manufacturing wastewater is as complicated as any other industrial effluent. A promising approach to treating water is to combine photocatalysis and membrane processes. This paper demonstrates a novel photocatalytic membrane technique for solar-powered water filtration.

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Integrating nanotechnology with tissue engineering has revolutionized biomedical sciences, enabling the development of advanced therapeutic strategies. Tissue engineering applications widely utilize alginate due to its biocompatibility, mild gelation conditions, and ease of modification. Combining different nanomaterials with alginate matrices enhances the resulting nanocomposites' physicochemical properties, such as mechanical, electrical, and biological properties, as well as their surface area-to-volume ratio, offering significant potential for tissue engineering applications.

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Rapid population expansion has made food security a global concern for humanity, necessitating a sustainable assessment of natural resources. Well evaluated and managed soil is one of the most significant resources that can assist close the gap between supply and demand for food to attain food security. A precise assessment of land productivity (LP) is essential for sustainable land use management.

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