نتایج جستجو برای: nanofibrous scaffol

تعداد نتایج: 1765  

Journal: :International journal of biological macromolecules 2013
Xiaoyue Sheng Linpeng Fan Chuanglong He Kuihua Zhang Xiumei Mo Hongsheng Wang

In the present study, we reported fabrication and skin benefit of a novel vitamin E (VE)-loaded silk fibroin (SF) nanofibrous mats. RRR-α-Tocopherol polyethylene glycol 1000 succinate (VE TPGS), a water-soluble derivative of VE, was incorporated into SF nanofiber successfully by aqua solution electrospinning for the first time. Morphology of the composite nanofibers changed with the different a...

2014
Chinnasamy Gandhimathi Jayarama Reddy Venugopal Velmurugan Bhaarathy Seeram Ramakrishna Srinivasan Dinesh Kumar

Nanotechnology and tissue engineering have enabled engineering of nanostructured strategies to meet the current challenges in skin tissue regeneration. Electrospinning technology creates porous nanofibrous scaffolds to mimic extracellular matrix of the native tissues. The present study was performed to gain some insights into the applications of poly(l-lactic acid)-co-poly-(ε-caprolactone) (PLA...

Journal: :Chemosphere 2017
Omer Faruk Sarioglu Nalan Oya San Keskin Asli Celebioglu Turgay Tekinay Tamer Uyar

In this study, preparation and application of novel biocomposite materials for textile dye removal which are produced by immobilization of specific bacteria onto electrospun nanofibrous webs are presented. A textile dye remediating bacterial isolate, Clavibacter michiganensis, was selected for bacterial immobilization, a commercial reactive textile dye, Setazol Blue BRF-X, was selected as the t...

2013
Omer Faruk Sarioglu Oncay Yasa Asli Celebioglu Tamer Uyar Turgay Tekinay

A novel biocomposite material was developed by immobilizing an ammonia-oxidizing bacterial strain, Acinetobacter calcoaceticus STB1, on an electrospun porous cellulose acetate (CA) nanofibrous web. Ammonium removal characteristics of the STB1 immobilized CA nanofibrous web were determined at varying initial ammonium concentrations, and removal rates of 100%, 98.5% and 72% were observed within 4...

Journal: :Journal of materials science. Materials in medicine 2008
Ju-Ha Song Hyoun-Ee Kim Hae-Won Kim

Electrospinning is regarded as a facile tool to generate biomaterials into a nanofibrous structure. Herein a nanofibrous web constituted of collagen and hydroxyapatite (HA) was produced from their co-precipitated nanocomposite solution by using the electrospinning method. The co-precipitated sol was freeze-dried and the dried product was dissolved in an organic solvent for the electrospinning. ...

2014
Amir Doustgani Ebrahim Vasheghani-Farahani Masoud Soleimani

Objective(s): Biological effects of MSCs on aligned and random nanofibrous scaffolds of PCL/PVA/nHA were investigated in this study. Materials and Methods: Aligned and random nanocomposite nanofibrous scaffolds were electrospun from polycaprolactone (PCL), poly (vinyl alcohol) (PVA) and hydroxyapatite nanoparticles (nHA). The morphology and mechanical characteristics of the nanofibers were eval...

2017
Chuan Fu Haotian Bai Jiaqi Zhu Zhihao Niu Yu Wang Jianan Li Xiaoyu Yang Yunshen Bai

One of the goals of bone tissue engineering is to mimic native ECM in architecture and function, creating scaffolds with excellent biocompatibility, osteoinductive ability and mechanical properties. The aim of this study was to fabricate nanofibrous matrices by electrospinning a blend of poly (L-lactic-co-glycolic acid) (PLGA), hydroxyapatite (HA), and grapheme oxide (GO) as a favourable platfo...

2017
R T De Silva M M M G P G Mantilaka K L Goh S P Ratnayake G A J Amaratunga K M Nalin de Silva

Mechanically robust alginate-based nanofibrous scaffolds were successfully fabricated by electrospinning method to mimic the natural extracellular matrix structure which benefits development and regeneration of tissues. Alginate-based nanofibres were electrospun from an alginate/poly(vinyl alcohol) (PVA) polyelectrolyte complex. SEM images revealed the spinnability of the complex composite nano...

Journal: :Journal of biomaterials science. Polymer edition 2011
Yong-Fang Qian Kui-Hua Zhang Feng Chen Qin-Fei Ke Xiu-Mei Mo

The aim of this study is to investigate cross-linked gelatin-chitosan nanofibers produced by means of electrospinning. Gelatin and chitosan nanofibers were electrospun and then cross-linked by glutaraldehyde (GTA) vapor at room temperature. Scanning electron microscopy (SEM) images showed that the cross-linked mats could keep their nanofibrous structure after being soaked in deionized water at ...

2011
Amirhossein Tavangar Bo Tan Krishnan Venkatakrishnan

BACKGROUND Natural biomaterials from bone-like minerals derived from avian eggshells have been considered as promising bone substitutes owing to their biodegradability, abundance, and lower price in comparison with synthetic biomaterials. However, cell adhesion to bulk biomaterials is poor and surface modifications are required to improve biomaterial-cell interaction. Three-dimensional (3D) nan...

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