162,429 results match your criteria: "Egypt; Weill Cornell Medical College[Affiliation]"
Cardiooncology
January 2025
Division of Cardiovascular Medicine, Gill Heart Institute, University of Kentucky, Lexington, KY, USA.
Background: Heart failure (HF) is associated with systemic inflammation and hypercatabolic syndrome, impacting body metabolism. The advanced lung cancer inflammation index (ALI) is a novel inflammatory and nutritional biomarker. We aimed to investigate the prognostic role of ALI in patients with HF.
View Article and Find Full Text PDFBMC Surg
January 2025
Department of Anesthesiology and Intensive Care and Pain Medicine, Faculty of Medicine, Mansoura University, Mansoura, Egypt.
Background: To investigate the incidence and potential predictors of immune tolerance among adult living donor liver transplant (LDLT) recipients.
Methods: This case-control study included adult recipients who underwent LDLT between May 2004 and January 2018, with at least a 5-year follow-up after LDLT. We divided the study recipients into two groups: Group 1 (Tolerance Group) included recipients who achieved operational or prope tolerance for at least one year; Group 2 (Control Group) included recipients who did not achieve tolerance.
BMC Oral Health
January 2025
Department of Prosthetic Dentistry, Biomaterials Division, Faculty of Dentistry, King Salman International University, El Tur, South Sinai, Egypt.
Purpose: Investigating high performance thermoplastic polymers as substitutes to titanium alloy, in fabrication of implants and attachments to support mandibular overdenture, aiming to overcome stress shielding effect of titanium alloy implants. AIM OF STUDY: Assessment of stress distribution in polymeric prosthetic components and bone around polymeric implants, in case of implant-supported mandibular overdenture.
Materials And Methods: 3D finite element model was established for mandibular overdenture, supported bilaterally by two implants at canine region, and retained by two ball attachments.
BMC Public Health
January 2025
Faculty of Medicine, Fayoum University, Fayoum, Egypt.
Background: In Jordan, obesity has emerged as a significant public health concern, particularly among females, with a prevalence of 43.1%. This rising trend, exacerbates the burden of non-communicable diseases and places increasing strain on the healthcare system.
View Article and Find Full Text PDFBMC Infect Dis
January 2025
Botany and Microbiology Department, Faculty of Science, Menoufia University, Shebeen El-Kom, Egypt.
Background: Liver transplantation (LT) is a critical intervention for individuals with end-stage liver disease; yet, post-transplant problems, especially infections, graft rejection, and chronic liver disease, are often linked to systemic inflammation. Cytokines, small signaling molecules, significantly influence immune responses during and post-liver transplantation. Nonetheless, the intricate relationships among cytokines, immune responses, and the gut microbiota, especially gut dysbiosis, are still inadequately comprehended.
View Article and Find Full Text PDFSci Rep
January 2025
Department of Clinical Laboratory Sciences, College of Applied Medical Sciences, Jouf University, Sakaka, Saudi Arabia.
Sci Rep
January 2025
Department of Biology, College of Sciences and Arts Khulais, University of Jeddah, 21959, Jeddah, Saudi Arabia.
Crystal violet (Cry) is an essential textile dye belonging to the triphenylmethane group, that is widely used in the textile industry. It is also applied for paper printing and Gram staining. Previously, it was significant as a topical antiseptic due to its antibacterial, antifungal, and anthelmintic properties.
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January 2025
Electrical Power and Machines Department, Faculty of Engineering, Ain Shams University, Ain Shams, Egypt.
The integration of renewable energy sources into microgrids presents some challenges due to the decreased system overall inertia associated with the presence of converter -based sources. To overcome this issue and to enhance the system inertia, various concepts for virtual inertial control have been proposed in the literature. However, the concept of improving the system frequency through wind turbines has gained widespread acceptance.
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January 2025
Electronics and Communication Engineering Department, Mansoura University, Mansoura, 35516, Egypt.
As the world recovered from the coronavirus, the emergence of the monkeypox virus signaled a potential new pandemic, highlighting the need for faster and more efficient diagnostic methods. This study introduces a hybrid architecture for automatic monkeypox diagnosis by leveraging a modified grey wolf optimization model for effective feature selection and weighting. Additionally, the system uses an ensemble of classifiers, incorporating confusion based voting scheme to combine salient data features.
View Article and Find Full Text PDFSci Rep
January 2025
Lecturer of Surgical Oncology, Oncology Centre, Mansoura University, Al Mansurah, Egypt.
Squamous cell carcinomas in several anatomical sites are caused by human papillomaviruses (HPV), and oncogenic double-stranded DNA viruses. There are about 200 genotypes; HPV16 is the most often occurring variant. Potential ways of infection are skin warts, sexual activity, exposure, immunization, or oral sex.
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January 2025
Centre for Research Impact & Outcome, Chitkara University Institute of Engineering and Technology, Chitkara University, Rajpura, Punjab, 140401, India.
Over time, the importance of virtual power plants (VPP) has markedly risen to seamlessly incorporate the sporadic nature of renewable energy sources into the existing smart grid framework. Simultaneously, there is a growing need for advanced forecasting methods to bolster the grid's stability, flexibility, and dispatchability. This paper presents a dual-pronged, innovative approach to maximize income in the day-ahead power market through VPP.
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January 2025
Nanoelectronics Integrated Systems Center (NISC), Nile University, Giza, 12677, Egypt.
Due to its enormous influence on system functionality, researchers are presently looking into the issue of task scheduling on multiprocessors. Establishing the most advantageous schedules is often regarded as a difficult-to-compute issue. Genetic Algorithm is a recent tool employed by researchers to optimize scheduling tasks and boost performance, although this field of research is yet mostly unexplored.
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January 2025
Department of Botany and Microbiology, Faculty of Science, Alexandria University, Alexandria, Egypt.
Azurin, a bacterial blue-copper protein, has garnered significant attention as a potential anticancer drug in recent years. Among twenty Pseudomonas aeruginosa isolates, we identified one isolate that demonstrated potent and remarkable azurin synthesis using the VITEK 2 system and 16S rRNA sequencing. The presence of the azurin gene was confirmed in the genomic DNA using specific oligonucleotide primers, and azurin expression was also detected in the synthesized cDNA, which revealed that the azurin expression is active.
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January 2025
Finishing of Cellulose-based Fibres Department, National Research Centre, Pretreatment and Textile Research and Technology Institute, 33 El-Behouth St. (former El-Tahrir str.), Dokki, P.O. 12622, Giza, Egypt.
The study examined the use of cationic polymers (Polyethyleneimine and chitosan) in treating fabrics like cotton, wool, and cotton/wool (70/30) to improve their dyeability and printability. The study examined factors such as dye concentration, time, and temperature for the dyeing process. Results showed that all dyed and printed fabrics treated with polyethyleneimine and chitosan increased color strength by significant percentages.
View Article and Find Full Text PDFNPJ Biofilms Microbiomes
January 2025
School of Food Science and Engineering, Key Laboratory of Food Nutrition and Functional Food of Hainan Province, Hainan University, Haikou, Hainan, China.
Neotrop Entomol
January 2025
Department of Pesticide Chemistry and Technology, Faculty of Agriculture, Alexandria University, 21545-El-Shatby, Alexandria, Egypt.
The increasing demand for sustainable and eco-friendly pest control methods has led to a growing interest in the development of novel, plant-based pesticides. In this study, we investigated the potential of nano-emulsions containing plant oils (Portulaca oleracea, Raphanus sativus, and Rosmarinus officinalis) as a new approach for controlling three major pests: Aphis gossypii, Spodoptera littoralis, and Tetranychus urticae. Using ultrasonication, we prepared stable and uniform nano-emulsions characterized by thermodynamic properties, dynamic light scattering (DLS), and transmission electron microscopy (TEM).
View Article and Find Full Text PDFJ Mater Sci Mater Med
January 2025
Cyclotron Facility, Nuclear Research Center, Egyptian Atomic Energy Authority, Cairo, Egypt.
This study aimed to synthesize MgFeLnO (where, Ln = Yb, Pr, Gd, and Nd) ferrite nanoparticles via the sol-gel process and investigate their structural, morphological, and magnetic properties for potential hyperthermia applications. X-ray diffraction analysis (XRD) confirmed the cubic spinel structure for all samples. Transmission electron microscopy (TEM) images revealed nanometer-scale dimensions and nearly spherical morphology.
View Article and Find Full Text PDFObes Surg
January 2025
Leiden University Medical Center, Leiden, the Netherlands.
Planta
January 2025
Biological and Geological Sciences Department, Faculty of Education, Ain Shams University, Cairo, 11341, Egypt.
Under salt stress, autophagy regulates ionic balance, scavenges ROS, and supports nutrient remobilization, thereby alleviating osmotic and oxidative damage. Salt stress is a major environmental challenge that significantly impacts plant growth and agricultural productivity by disrupting nutrient balance, inducing osmotic stress, and causing the accumulation of toxic ions like Na. Autophagy, a key cellular degradation and recycling pathway, plays a critical role in enhancing plant salt tolerance by maintaining cellular homeostasis and mitigating stress-induced damage.
View Article and Find Full Text PDFJ Cardiothorac Vasc Anesth
January 2025
Department of Anesthesia, Cardiothoracic Surgery/Cardiac ICU Section, Heart Hospital, Hamad Medical Corporation, Doha, Qatar; Department of Critical Care Medicine, Beni Suef University, Egypt; Weill Cornell Medical College, Doha, Qatar.
Objective: The use of an intra-aortic balloon pump (IABP) has been suggested to unload the left ventricle while on venoarterial extracorporeal membrane oxygenation (VA-ECMO) for cardiogenic shock (CS), leading to possibly improved in-hospital mortality. However, the predictors of mortality on dual mechanical circulatory support have not yet been evaluated, especially in real-world clinical settings. Therefore, a case-control study was conducted to determine the rate of all-cause mortality associated with VA-ECMO use regardless of left ventricular (LV) unloading, and with early LV unloading in the setting of CS, and to identify the predictors of mortality associated with VA-ECMO, with concurrent early LV unloading.
View Article and Find Full Text PDFJ Neurointerv Surg
January 2025
Department of Neurology, Emory University School of Medicine, Atlanta, Georgia, USA
Background: Previous studies have shown that when thrombectomy has failed, rescue intracranial stenting is associated with better clinical outcomes compared with failed reperfusion. However, comparative data regarding stent type are lacking.
Objective: To compare the procedural and clinical outcomes of balloon-mounted stents (BMS) with those of self-expandable stents (SES).
Background: Current guidelines recommend transcatheter aortic valve implantation (TAVI) for patients with aortic stenosis and porcelain aorta (PA). Neurological outcomes of patients with PA undergoing TAVI with modern valves require clarification as most trials examined balloon-expandable valves (BEV) and self-expandable valves in intermediate or high-risk patients, but not specifically in patients with PA. Our aim was to compare outcomes, including stroke and mortality, in well-matched patients with and without PA who received BEV during transfemoral TAVI procedures.
View Article and Find Full Text PDFInt J Biol Macromol
January 2025
Department of Pharmaceutical Chemistry, Faculty of Pharmacy, Cairo University, Kasr El-Aini Street, Cairo 11562, Egypt. Electronic address:
This study presents the design, synthesis, and evaluation of a novel series of coumarin-based compounds (9a-t) as potential anticancer agents. The compounds were strategically designed to inhibit cancer-related carbonic anhydrase (CA) isoforms IX and XII and tubulin polymerization. Two approaches were employed for CA inhibition: utilizing the coumarin motif to occlude the CA active site entrance and incorporating zinc-binding groups (sulfonamide, carboxylic acid, and thiol) to interact with the catalytic zinc ion.
View Article and Find Full Text PDFClin Res Hepatol Gastroenterol
January 2025
Department of Clinical Pharmacy, Faculty of Pharmacy, Cairo University, Egypt. Electronic address:
Background: Non-alcoholic steatohepatitis (NASH) is a serious end-stage spectrum of non-alcoholic fatty liver disease (NAFLD) with associated high risk of hepatic and extrahepatic complications. Several studies showed the significant beneficial effect of dapagliflozin on body composition, hepatic and metabolic parameters on NAFLD/NASH patients. The study aimed to investigate the efficacy and safety of dapagliflozin in both diabetic and non-diabetic biopsy-proven NASH patients; compared to pioglitazone.
View Article and Find Full Text PDFJ Cardiol
January 2025
Division of Cardiac Surgery, Massachusetts General Hospital, Harvard Medical School, Boston, MA, USA.
Background: Atrial fibrillation (AF) is a prevalent cardiac arrhythmia that greatly elevates the risk of stroke. This risk increases both during and after cardiac procedures, such as coronary artery bypass grafting (CABG). There is an increasing interest in non-pharmacological treatments such as left atrial appendage occlusion (LAAO) and surgical ablation, intending to enhance both immediate and long-term postoperative results.
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