Publications by authors named "Zaky M"

Palmar hyperhidrosis is common condition that is challenging to treat. Nonsurgical treatments include topical antiperspirants, iontophoresis, anticholinergic drugs and botulinum toxin injections. To evaluate the safety and efficacy of ablative fractional laser therapy, combined with topically applied botulinum toxin versus its injection for the treatment of hyperhidrosis.

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Objective: The concept of proportionate and disproportionate functional mitral regurgitation suggests that transcatheter edge-to-edge mitral repair may benefit patients with a smaller left ventricle relative to a higher regurgitant burden. The clinical relevance of proportionality remains unknown in mitral operations for ischemic mitral regurgitation. We aimed to characterize the association between mitral regurgitation proportionality and outcomes after mitral valve operations.

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Inefficient control of elevated blood sugar levels can lead to certain health complications such as diabetic nephropathy (DN) and cardiovascular disease (CVD). The identification of effective biomarkers for monitoring diabetes was performed in the present study. The present study aimed to investigate the implications of long non-coding RNA megacluster (lnc-MGC), microRNA (miR)-132 and miR-133a, and their correlation with lactate dehydrogenase (LDH) activity and glycated hemoglobin (HbA1C) levels to identify biomarkers for the early diagnosis of diabetes mellitus, induced DN and CVD.

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Flavonoids, a type of natural polyphenolic molecule, have garnered significant research interest due to their ubiquitous nature and diverse biological activities, including antioxidant, anti-inflammatory, and anticancer effects, making them appealing to various scientific disciplines. In this regard, the use of a flavonoid nanoparticle delivery system is to overcome low bioavailability, bioactivity, poor aqueous solubility, systemic absorption, and intensive metabolism. Therefore, this review summarizes the classification of nanoparticles (liposomes, polymeric, and solid lipid nanoparticles) and the advantages of using nanoparticle-flavonoid formulations to boost flavonoid bioavailability.

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The present study focused on assessing the impact of clove oil on adult snails, specifically Eobania vermiculata, due to their detrimental effects on plants and crops. Our investigation aimed to explore both the lethal and sub-lethal toxicity of clove oil under laboratory and field conditions, with the goal of elucidating the mechanisms underlying its toxic effects on E. vermiculata.

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  • Head and neck squamous cell carcinoma (HNSCC) is characterized by a high presence of tumor-infiltrating myeloid cells, but effective therapies targeting these cells are not available.
  • Researchers used a co-culture system to show that HNSCC cells boost the growth and maturation of tumor-associated myeloid cells, specifically tumor-associated macrophages (TAMs) and myeloid-derived suppressor cells (MDSCs).
  • By screening 70 kinase inhibitors, they identified specific drugs that can suppress different types of myeloid cells, with vatalanib, a VEGF-R inhibitor, showing promise in reducing tumor growth and myeloid cell populations in vivo.
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  • Moderate to severe mitral regurgitation (MR) is a common heart condition in the US, particularly secondary MR, which is linked to higher mortality and heart failure rehospitalization rates.
  • The management of secondary MR is complicated due to various treatment options and a lack of consensus on the best approach, emphasizing the need to consider patient-specific factors.
  • The review highlights the importance of echocardiographic parameters and myocardial viability when developing a framework for surgical management of secondary MR but concludes that more research is needed to refine patient selection for mitral valve interventions.
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The spread of multidrug-resistant Escherichia coli in healthcare facilities is a global challenge. Hospital-acquired infections produced by Escherichia coli include gastrointestinal, blood-borne, urinary tract, surgical sites, and neonatal infections. Therefore, novel approaches are needed to deal with this pathogen and its rising resistance.

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This paper introduces a novel insulated cable designed to enhance the distribution system's capabilities. Accordingly, high-density polyethylene loaded with varying concentrations of zinc oxide (ZnO) nanoparticles (NPs) ranging from 0.0 to 5 wt% was prepared using the melt-blending technique.

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Objectives: To synthesize evidence on the implementation and effectiveness of age-friendly interventions in intensive care units (ICUs) to optimize care for older adults.

Design: Systematic review of studies published up to February 2024, focusing on interventions tailored to meet the needs of older adults in ICU settings.

Setting And Participants: Comparative studies conducted in ICUs worldwide, involving older adults receiving critical care, were reviewed.

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Background: As the healthcare sector grapples with its environmental footprint, the concept of Eco-conscious Nursing emerges as a pivotal framework for integrating sustainability into nursing practice. This study aims to clarify and operationalize Eco-conscious Nursing, examining its attributes, antecedents, consequences, and providing operational definitions to guide future research and practice.

Methods: Utilizing a systematic literature review across PubMed, Google Scholar, and CINAHL Ultimate, this study identifies and analyzes existing theories, frameworks, and practices related to eco-conscious nursing.

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has been studied and possesses several activities, including antibacterial, antiparasitic, and anticancer properties. In this study, was used as a reducing agent of silver ions into silver nanoparticles. silver nanoparticles (APS-NPs) were characterized and evaluated using characterization techniques.

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is a major cause of serious infections, with antibiotic resistance rendering many treatments ineffective. Hence, novel strategies to combat this pathogen are needed. Anti-virulence therapy is a promising new approach for the subsequent era.

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Attention lapses (ALs) are complete lapses of responsiveness in which performance is briefly but completely disrupted and during which, as opposed to microsleeps, the eyes remain open. Although the phenomenon of ALs has been investigated by behavioural and physiological means, the underlying cause of an AL has largely remained elusive. This study aimed to investigate the underlying physiological substrates of behaviourally identified endogenous ALs during a continuous visuomotor task, primarily to answer the question: Were the ALs during this task due to extreme mind-wandering or mind-blanks? The data from two studies were combined, resulting in data from 40 healthy non-sleep-deprived subjects (20M/20F; mean age 27.

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Objectives: This systematic review aimed to synthesize evidence on the ethical dilemma's nurses encounter in end-of-life care and effective palliative care practices. The objectives were to understand key ethical issues, evaluate communication and decision-making strategies, and identify approaches to support nurses and patients.

Methods: A comprehensive search of major databases was conducted according to the PRISMA guidelines.

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Chromone-based compounds have established cytotoxic, antiproliferative, antimetastatic, and antiangiogenic effects on various cancer cell types via modulating different molecular targets. Herein, 17 novel chromone-2-carboxamide derivatives were synthesized and evaluated for their in vitro anticancer activity against 15 human cancer cell lines. Among the tested cell lines, MDA-MB-231, the triple-negative breast cancer cell line, was found to be the most sensitive, where the N-(2-furylmethylene) (15) and the α-methylated N-benzyl (17) derivatives demonstrated the highest growth inhibition with GI values of 14.

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Purpose: In this study, first, second, third, and fourth-order derivative spectrophotometric methods utilizing the peak-zero (P-O) and peak-peak (P-P) techniques of measurement were developed for the determination of levofloxacin, norfloxacin, and moxifloxacin. These methods were applied to their combined pharmaceutical dosage form or individually for levofloxacin, norfloxacin, and moxifloxacin.

Methods: Linearity was established in the concentration range of 2-20 µg/mL.

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Background: Postpartum family planning (PPFP) is important in helping couples to achieve their reproductive intentions. National surveys have consistently reported higher fertility, lower use of family planning (FP), and higher unmet needs for FP in Upper Egypt. This study aims to identify the factors associated with the use of PPFP in Assiut Governorate, Upper Egypt, and to assess the current status of integration of PPFP counseling in the existing maternal and child health services (MCH).

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  • Loss of melanocytes leads to vitiligo, the most common pigmentation disorder, prompting a study to compare treatments.
  • The study involved 48 patients split into two groups: one treated with excimer light and tacrolimus ointment, the other with excimer light and bimatoprost gel.
  • Both treatments showed similar effectiveness, with most patients experiencing good improvement, indicating that bimatoprost gel is a safe and effective alternative to tacrolimus for treating facial vitiligo.
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  • The study explored the effectiveness of different extraction methods to obtain total phenolic content (TPC) from Commiphora gileadensis (Cg) leaves, finding that integrated ultrasonic-microwave-assisted extraction (US/MICE) yielded the highest TPC level of 59.34 mg GAE/g DM.
  • It also assessed the antioxidant activity and identified various metabolites (60 out of 64 peaks annotated), highlighting polyphenols and other organic compounds prevalent in the extract, which can be beneficial for pharmaceutical applications.
  • Furthermore, the research demonstrated that silver nanoparticles (Cg-AgNPs) synthesized from the extract exhibited antibacterial properties against harmful bacteria like S. aureus and E. coli, suggesting potential use in biomedical materials due
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  • This study introduces new small molecules, specifically substituted 1,3,5-triazines, designed as second-generation inhibitors targeting IDH1 and IDH2, building on the structures of existing drugs like vorasidenib and enasidenib. !* -
  • Among the tested compounds, 6b showed significant effectiveness against leukemia cell lines with low micromolar growth inhibition (GI) values and demonstrated superior anti-tumor activity compared to cisplatin in specific cancer cells. !* -
  • The candidate 6b exhibited remarkable dual inhibitory potential against IDH1 and IDH2, increased levels of important tumor-suppressing proteins, and resulted in notable tumor reduction and health improvements in a
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, also known as crowfoot (buttercup), has a rich tradition of use in various biological contexts. While antibacterial studies on extracts from this plant have been conducted, the phytochemical composition, antioxidant properties, and antidiabetic effects remain unexplored. In this study, the phytochemical, antioxidant, and antidiabetic effects of its methanol and aqueous extracts were investigated.

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