2,992 results match your criteria: "University Of Isfahan[Affiliation]"

Motivated by recent study on synthesized N, N-diphenylaniline (DPA)-based dyes [DOI: https://doi.org/10.1016/j.

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Background: DNA microarrays provide informative data for transcriptional profiling and identifying gene expression signatures to help prevent progression of latent tuberculosis infection (LTBI) to active disease. However, constructing a prognostic model for distinguishing LTBI from active tuberculosis (ATB) is very challenging due to the noisy nature of data and lack of a generally stable analysis approach.

Methods: In the present study, we proposed an accurate predictive model with the help of data fusion at the decision level.

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PARP inhibitors in prostate cancer: clinical applications.

Mol Biol Rep

October 2024

Department of Biomedical Engineering, Faculty of Engineering, University of Isfahan, Isfahan, Iran.

Despite recent advancements in the treatment of metastatic castrate-resistant prostate cancer (mCRPC), this disease remains lethal. A novel family of targeted pharmaceuticals known as poly-ADP-ribose polymerase (PARP) inhibitors has been developed to treat mCRPC patients with homologous recombination repair (HRR) gene alterations. The FDA recently approved olaparib and rucaparib for treating mCRPC patients with HRR gene alterations.

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Effect of foot type on electromyography characteristics and synergy of lower limb muscles during running.

Sci Rep

October 2024

Department of Sport Biomechanics, Faculty of Physical Education and Sport Sciences, Bu-Ali Sina University, Hamedan, Iran.

The foot structure is associated with different running mechanics. The central nervous system is responsible for using the muscles through synergies during locomotion. The purpose of the present study was to examine the effect of foot structure on the electromyography factors and the synergy of the selected muscles of the lower extremity.

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Herein, Polydopamine-modified microgels and microgels incorporated with superficial epoxy groups were synthesized and applied as precursors for the fabrication of four granular hydrogels. To enhance the tissue adhesiveness, a ternary deep eutectic solvent was synthesized to activate the muscle amine functional groups facilitating the formation of robust NC bonds at ambient conditions. At a certain shear rate of 10 s, hydrogel DMG displayed a viscosity of 9×10 Pa/s, representing the highest complex viscosity among the tested hydrogels primarily driven by quinone groups in PDA which enhanced reversible interactions, thereby increasing particle cohesion.

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This research examined how changes in task constraints impacted the throwing patterns of children. The study involved 24 children, with an equal number of males and females, aged 5 and 6. The primary task constraints were the orientation of the target (horizontal or vertical hoops) and the size of the ball (diameters of 6 cm or 12 cm).

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Effects of plant-based diets combined with exercise training on leptin and adiponectin levels in adults with or without chronic diseases: a systematic review and meta-analysis of clinical studies.

Front Nutr

October 2024

Université Clermont Auvergne, CNRS, LaPSCo, Physiological and Psychosocial Stress, CHU Clermont-Ferrand, University Hospital of Clermont-Ferrand, Preventive and Occupational Medicine, Witty Fit, Clermont-Ferrand, France.

Background: The effects of exercise training combined with plant-based diets (PBD) on leptin and adiponectin levels have been studied. However, little is known regarding the impact of exercise training combined with PBD on leptin and adiponectin levels in adults with or without chronic diseases.

Methods: PubMed, Web of Science, and Scopus were searched to identify original articles, published until May 2024, to assess the effects of exercise training combined with PBD on leptin and adiponectin levels in adults with or without chronic diseases.

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Skin injuries resulting from physical trauma pose significant health risks, necessitating advanced wound care solutions. This investigation introduces an innovative bilayer wound dressing composed of 3D-printed propolis-coated polycaprolactone (PCL/PP) and an electrospun composite of polyvinyl alcohol, chitosan, polycaprolactone, and diltiazem (PVA/CTS/PCL/DTZ). SEM analysis revealed a bilayer structure with 89.

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Background: Production, publication, and effective of academic research in health policy-making are tools to strengthen interactions between policy-makers, the scientific community, and the public. The purpose of this study was to identify the key factors of knowledge translation in the policy-making of the health system in Iran using the structural analysis method.

Materials And Methods: This future study was conducted using the foresight structural analysis method for a 10-year horizon in Iran from 2022 to 2031.

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Article Synopsis
  • * Different extraction conditions were tested, with the optimal combination yielding the highest antioxidant activity at a temperature of 65°C, 25 minutes, and 640 W of ultrasonic power.
  • * While increasing temperature can reduce antioxidant activity, a mix of extraction variables—including M/G ratio and molecular weight—play a significant role in determining overall effectiveness, suggesting a complex relationship between these factors.
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microRNAs (miRNAs) have a serious and dynamic function in spermatogenesis. These molecules have been recognized as crucial parts of the control of gene activity, and their involvement in the regulation of target genes has been extensively studied. This research aimed to determine the expression of CRISP3 and miR-493-5p, miR-204-5p, and miR-182-5p in the seminal plasma fluid and spermatozoa and to examine the relationship between CRISP3 and the mentioned miRNAs in 57 infertile men with Asthenozoospermia (AZ) (n = 19), Teratoasthenozoospermia (TAZ) (n = 19), and Normozoospermia (NZ) (n = 19).

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Polyglycerol Sebacate/polycaprolactone/reduced graphene oxide composite scaffold for myocardial tissue engineering.

Heliyon

October 2024

Department of Biomaterials, Nano Technology and Tissue Engineering, School of Advanced Technologies in Medicine, Isfahan University of Medical Sciences, Isfahan, Iran.

The aim of this research was to fabricate and evaluate polyglycerol sebacate/polycaprolactone/reduced graphene oxide (PGS-PCL-RGO) composite scaffolds for myocardial tissue engineering. Polyglycerol sebacate polymer was synthesized using glycerol and sebacic acid prepolymers, confirmed by Fourier-transform infrared spectroscopy (FTIR) and X-ray diffraction (XRD). Six PGS-PCL-RGO composite scaffolds (S-S) with various weight ratios were prepared in chloroform (CF) and acetone (Ace) solvents at 8 CF:2Ace and 9 CF:1Ace volume ratios, using the electrospinning method at a rate of 1 ml/h and a voltage of 18 kV.

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Today, many infections in plants are related to biofilm-developing bacteria. These infections can result in severe agricultural losses. Thus, this study aims to investigate the synergistic antibiofilm activity of Thymus vulgaris extract on the inherent antibacterial properties of ZnO nanoparticles against Erwinia amylovora and Pseudomonas syringae pv.

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Article Synopsis
  • Inflammation is crucial in cancer development, affecting processes like metastasis, angiogenesis, and tumor invasion, primarily through cytokine release in the tumor microenvironment.
  • The NLRP3 inflammasome plays a significant role in regulating inflammation and innate immunity by producing proinflammatory cytokines IL-1β and IL-18, impacting various diseases and tumorigenesis differently across cancer types.
  • The review discusses the structure and function of the NLRP3 inflammasome and explores potential cancer treatment strategies by modulating NLRP3, including the use of nanoparticles and gene-targeted therapies.
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Sulfur dioxide absorption by novel green solvents of deep eutectic solvents: Modeling screening.

Chemosphere

October 2024

Department of Chemical Engineering, Faculty of Engineering, University of Isfahan, 81746-73441, Isfahan, Iran.

Article Synopsis
  • Sulfur dioxide (SO), primarily generated from coal combustion, is a major contributor to acid rain and other environmental issues, necessitating effective capture methods before it is released into the atmosphere.
  • The use of organic solvents for SO absorption has negative environmental impacts, leading to the exploration of Deep Eutectic Solvents (DESs) as a greener alternative for capturing SO.
  • A comprehensive study analyzed various models for SO solubility in DESs, revealing that the RETM chemical absorption model offered the best performance, and suggested guidelines for researchers on different modeling approaches.
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Article Synopsis
  • This study examines overcrowding and long wait times in the emergency department at Al-Zahra Hospital, aiming to improve patient flow and experience using two modeling techniques: process mining and simulation.
  • A sample of over 39,000 patients was analyzed, employing methods like statistical analysis, simulation with ARENA software, and process mining with Access software to pinpoint inefficiencies.
  • Key bottlenecks identified included lengthy waiting times, delays in doctor’s orders, and congestion during discharge, highlighting areas for potential optimization to reduce patient wait times.
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In this study, we investigated the effect of DFT density functionals and dispersion correction on an imidazolium-based dicationic ionic liquid (DIL) using molecular dynamics simulations. To achieve this purpose, the electronic structures, as well as the structural and dynamical properties of [C(mim)][NTF] DIL, were obtained using the BLYP and PBE functionals, both with and without D3-correction, and the results were compared with experimental values. Radial distribution functions and structure factors revealed that applying D3-correction increases the interaction between the anion and hydrogen atoms of the rings and side chains.

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Salivary biomarkers: a promising approach for predicting immunotherapy response in head and neck cancers.

Clin Transl Oncol

October 2024

Mass General Cancer Center, Department of Surgery, Massachusetts General Hospital, Harvard Medical School, Boston, MA, USA.

Head and neck cancers, including cancers of the mouth, throat, voice box, salivary glands, and nose, are a significant global health issue. Radiotherapy and surgery are commonly used treatments. However, due to treatment resistance and disease recurrence, new approaches such as immunotherapy are being explored.

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The effects of green coffee bean extract on blood pressure and heart rate: A systematic review and dose-response meta-analysis of randomized controlled trials.

Diabetes Metab Syndr

September 2024

The Persian Gulf Tropical Medicine Research Center, The Persian Gulf Biomedical Sciences Research Institute, Bushehr University of Medical Sciences, Bushehr, Iran. Electronic address:

Article Synopsis
  • The study analyzed the effects of green coffee bean extract (GCBE) on systolic blood pressure (SBP), diastolic blood pressure (DBP), and heart rate (HR) in adults, finding mixed results in previous literature.
  • Out of 1624 records, 10 studies with 563 participants showed that GCBE significantly reduced both SBP and DBP, but had no notable impact on heart rate.
  • The researchers concluded that while GCBE may help reduce hypertension, it does not significantly affect heart rate, especially in women.
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Article Synopsis
  • * Recent efforts to stop smoking haven't been put into action yet, and it’s important to see what could happen if smoking rates stay the same or improve.
  • * Researchers used models to predict health outcomes by 2050 based on different scenarios of smoking rates, showing that cutting smoking could greatly improve health and life expectancy.
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The consumption of thermal energy in thermal desalination plants leads to a higher price for the fresh water they produce compared to other methods. By utilizing optimization techniques, it is possible to lower both energy consumption and price. The focus of this paper is on optimizing a solarized desalination unit through the implementation of the 4-step MED method with a PTC collector.

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The impact of exosomes on bone health: A focus on osteoporosis.

Pathol Res Pract

November 2024

Farhikhtegan Medical Convergence Sciences Research Center, Farhikhtegan Hospital Tehran Medical Sciences, Islamic Azad University, Tehran, Iran; Department of Genetics, Faculty of Advanced Science and Technology, Tehran Medical Sciences, Islamic Azad University, Tehran, Iran. Electronic address:

Osteoporosis is a widespread chronic condition. Although standard treatments are generally effective, they are frequently constrained by side effects and the risk of developing drug resistance. A promising area of research is the investigation of extracellular vesicles (EVs), including exosomes, microvesicles, and apoptotic bodies, which play a crucial role in bone metabolism.

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Immune Checkpoints and Graves' Disease, Thyroid Eye Disease, and Orbital Myopathy: A Comprehensive Review.

J Ophthalmic Vis Res

September 2024

Department of Oculo-Facial Plastic Surgery, Farabi Eye Hospital, Faculty of Medicine, Tehran University of Medical Sciences, Tehran, Iran.

Article Synopsis
  • Immune checkpoints (ICPs) help regulate the immune system by balancing self-tolerance and responses against cancer, with ICP therapy becoming a key cancer treatment that boosts the immune fight against tumors.
  • While useful, ICP therapy can sometimes backfire, causing immune overactivity and leading to autoimmune diseases like Graves' disease and thyroid eye disease.
  • This review explores the mechanisms behind frequently targeted ICPs in cancer treatment, outlines potential treatment-related side effects, and emphasizes the risks these pose, especially to eye and orbital tissues.
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Background: Opioid analgesics like morphine and methadone are widely used for managing severe pain; however, concerns over their potential misuse and adverse effects on the brain and reproductive system are significant.

Objective: We aimed to investigate their impacts on spermatogenesis and cognitive function in male Norway rats.

Materials And Methods: In this experimental study, 36 male Norway rats (250-300 gr, 6 months old) were divided into 6 groups: low-dose morphine, high-dose morphine, low-dose methadone, high-dose methadone, positive control (received normal saline at 5 mg/kg), and negative control (received no treatment).

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