نتایج جستجو برای: pcl nanofibers

تعداد نتایج: 10787  

Journal: :Methods in molecular biology 2013
Somaieh Kazemnejad Amir-Hassan Zarnani Manijeh Khanmohammadi Sahba Mobini

Cartilage tissue engineering is a promising technology to restore and repair cartilage lesions in the body. In recent years, significant advances have been made using stem cells as a cell source for clinical goals of cartilage tissue engineering. Menstrual blood-derived stem cells (MenSCs) is a novel population of stem cells that demonstrate the potential and differentiate into a wide range of ...

2016
Edgar Moyers-Montoya Perla García-Casillas René Escobedo-González Carlos A. Martínez-Pérez

Electrospun scaffolds of neat poly-ε-caprolactone (PCL), poly-ε-caprolactone/βcyclodextrin inclusion complex (PCL/β-CD) and poly-ε-caprolactone amino derivative inclusion complex (PCL/β-CD-NH2) were prepared by the electrospinning technique. The obtained mats were analyzed by a theoretical model using the Hartree–Fock method with an STO-3G basis set, and characterized by X-ray diffraction (XRD)...

2012
Timothy T. Ruckh Derek A. Carroll Justin R. Weaver Ketul C. Popat

Synthetic tissue scaffolds have a high potential impact for patients experiencing osteogenesis imperfecta. Using electrospinning, tissue scaffolds composed of hydroxyapatite/polycaprolactone (HAp/PCL) composite nanofibers were fabricated with two different HAp concentrations-1% and 10% of the solid scaffold weight. After physico-chemical scaffold characterization, rat bone marrow stromal cells ...

2015
Zeinab Ghanavati Niloofar Neisi Vahid Bayati Manoochehr Makvandi

Tissue engineering is a new field of which the main purpose is to regenerate and repair the damaged tissues. Scaffolds serve as three dimensional matrices for neo-organogenesis and their substance can be biologic or synthetic. Natural polymers have good interactions with the cells and synthetic biomaterials are also highly useful in biomedical application because of their biocompatible properti...

Journal: :ChemistrySelect 2021

Polycaprolactone (PCL) nanofibers incorporating azo dye/γ-cyclodextrin inclusion complex (Azo/γ-CD-IC) were successfully produced. The characteristics of the Azo/γ-CD-IC and PCL/Azo/γ-CD-IC investigated by X-ray diffraction (XRD), Fourier transform infrared spectroscopy (FTIR) thermogravimetric analysis (TGA). Based on SEM prepared nanofiber has a smooth surface with size diameter below 500 nm....

2017
Andrzej Hudecki Joanna Gola Saeid Ghavami Magdalena Skonieczna Jarosław Markowski Wirginia Likus Magdalena Lewandowska Wojciech Maziarz Marek J. Los

With the rapid advancement of regenerative medicine technologies, there is an urgent need for the development of new, cell-friendly techniques for obtaining nanofibers-the raw material for an artificial extracellular matrix production. We investigated the structure and properties of PCL10 nanofibers, PCL5/PCL10 core-shell type nanofibers, as well as PCL5/PCLAg nanofibres prepared by electrospin...

Journal: :Materials Science and Engineering: C 2021

For the first time, a biohybrid nanofibrous wound dressing is developed via green electrospinning of blend solution bovine serum albumin (BSA) (1 and 3 wt%) polycaprolactone (PCL). In such system, components are miscible interact through hydrogen bonding between carbonyl group PCL amine BSA, as verified by ATR-FTIR. As result, nanofibers show superior elastic modulus elongation (300% 58%, respe...

2013
Abdelhaq Benkaddour Khalil Jradi Sylvain Robert Claude Daneault

Esterification and click-chemistry were evaluated as surface modification treatments for TEMPO-oxidized nanocelluloses (TONC) using Polycaprolactone-diol (PCL) as modifying compound in order to improve the dispersion of nanofibers in organic media. These two grafting strategies were analyzed and compared. The first consists of grafting directly the PCL onto TONC, and was carried out by esterifi...

   Background & Objective: The combination of two or more therapeutic agents and their synergetic impacts can be therapeutically effective against multifactorial diseases, such as diabetic foot ulcers. This study demonstrates the application of a nanofiber-based drug delivery system with a controlled release of the growth factor. Various studies have shown that vascular endothelial growth facto...

Journal: :Food Quality and Safety 2022

Abstract Study on the application of nanofibers in food active packaging has been a research hotspot recent years. In this work, solution blow spinning (SBS) was applied to rapidly fabricate polycaprolactone (PCL), polyvinyl pyrrolidone (PVP), and PCL/PVP nanofibrous films encapsulate chlorogenic acid (CGA). All showed uniform smooth nanofibers, Fourier transform infrared spectroscopy X-ray dif...

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