Publications by authors named "Mohamad Ahmed"

The condensing reaction of 2-hydroxy-1-naphthaldehyde with quinoxalyl-2-carbohydrazide resulted in synthesizing of a novel derivative of hydrazone quinoxalyl ligand (Hdpq). The bonding behavior between Hdpq and Co(II) ion was investigated in molar ratios of 1: 1 and 2: 1 to produce two different complexes, Codpq and Co(dpq), respectively. Their chemical structure was verified using several spectroscopic approaches.

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Article Synopsis
  • There is a big need for better care for people with long-term health problems, like diabetes or heart disease.
  • Researchers looked at a lot of articles and asked experts for their ideas to create a list of what makes chronic care high quality.
  • They found six important goals for this care, and added a seventh one about making sure patients have ongoing support, so everyone can get the best help they need.
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Purpose: To evaluate the long-term visual and refractive outcomes of hyperopic excimer ablation using alcohol-assisted photorefractive keratectomy (PRK) and femtosecond laser-assisted laser in situ keratomileusis (FS-LASIK).

Setting: American University of Beirut Medical Center, Beirut, Lebanon.

Design: Retrospective, matched comparative study.

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The aim of this study was to prepare a nutty-like flavour from enzymatic hydrolysates of soybean protein isolate pretreated or assisted by microwave heating. In both cases the time of microwave heating was optimized and degree of hydrolysis (DH) and content of free amino acids in each hydrolysate were determined and compared with those of hydrolysate prepared by conventional method (E-HSC). The hydrolysates showed the best results were used as main precursors of nutty flavour.

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Introduction: In this meta-analysis, we aimed to systematically compare the 10-year outcomes of percutaneous coronary intervention (PCI) versus coronary artery bypass grafting (CABG) in patients with type 2 diabetes mellitus (T2DM) suffering from left main coronary artery disease (LMCD).

Methods: Medical Literature Analysis and Retrieval System Online (MEDLINE), http://www.ClinicalTrials.

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Aims/hypothesis: The prevalence of atherosclerosis is increased in type 1 diabetes despite normal-to-high HDL-cholesterol levels. The cholesterol efflux capacity (CEC) of HDL is a better predictor of cardiovascular events than static HDL-cholesterol. This cross-sectional study addressed the hypothesis that impaired HDL function contributes to enhanced CVD risk within type 1 diabetes.

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Introduction: Type 2 diabetes mellitus (T2DM) is becoming a major issue worldwide. To effectively control the blood sugar of patients with T2DM, several novel oral hypoglycemic agents (OHAs) are being developed. Sodium/glucose co-transporter 2 (SGLT 2) inhibitors have recently shown beneficial outcomes in patients with T2DM.

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Introduction: Kikuchi-Fujimoto (KF) disease is a rare and self-limiting disorder of unknown aetiology characterized by cervical lymphadenopathy (CLN) and fever. The pathophysiology remains unclear and may be triggered by an infectious agent leading to a self-limiting autoimmune process. There are no confirmatory laboratory tests and lymph node biopsy is required to differentiate KF disease from other serious conditions.

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Nowadays nurse practitioners are working in several acute hospital settings in different specialized departments. For decades, studies have shown the implications of nurse practice in peripheral vascular disease (PVD) and peripheral vascular intervention (PVI) to have several major benefits. However, there are very limited studies and data on this particular aspect.

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Background: Enzymatic hydrolyzed vegetable proteins have been recommended as safe precursors of pro- cess flavours. However, the degree of hydrolysis limits their production on an industrial scale. Nanotechnology can enhance the enzymatic hydrolysis of soybean protein.

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Introduction: The aim of this simple meta-analysis was to systematically compare the occurrence of late and very late stent thrombosis with a short versus a longer duration of dual anti-platelet therapy (DAPT) use following the implantation of second-generation drug-eluting stents (DES).

Methods: Randomized controlled trials that compared short- and long-term DAPT use following percutaneous coronary intervention (PCI) with DES and that reported late (> 30 days but < 1 year) and very late (> 1 year) stent thromboses were searched from the bibliographic database of life sciences and biomedical information, which is also known as MEDLINE, as well as other searched databases including EMBASE, the Cochrane Central and http://www.ClinicalTrials.

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Strontium alumino borate glasses doped with Mn ions (SABM) have been prepared and characterized by XRD, density, Electron paramagnetic resonance (EPR), FT-IR and Raman to investigate the spectral and physical properties of the present glass samples. The FTIR spectra revealed the presence of BO and BO structural units in SABM glasses. The IR peak at ~467 and ~679 cm assigned as the vibration of metal cations (Sr), MnO bond vibrations and bending vibration of AlO in [AlO] units.

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Background: House dust mites (HDMs) faeces are the main factor involved in respiratory disorder. The true HDMs, Dermatophagoides pteronyssinus and D. farinae, detected in the samples collected from the house dust are the most important causes of allergic disorders such as asthma.

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Purpose: Maintaining target hemoglobin (Hb) with minimal variability is a challenge in hemodialysis (HD) patients. The aim of this study is to compare the long- and short-acting erythropoietin-stimulating agents such as Aranesp and Eprex in achieving these targets.

Methods: Randomized, prospective, open-labeled study of 24 weeks includes stable patients on HD >3 months, age >18 years, and on Eprex for >3 months.

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Background: Glomerular hyperfiltration commonly associated with obesity is expected to improve postbariatric surgery. However, formula-based glomerular filtration rate (GFR) estimation in these patients is limited by body size confounders necessitating use of modified equations, the reliability of which remains uncertain.

Methods: In this study, various GFR-estimating formulae were compared in morbidly obese patients at baseline and postbariatric surgery.

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