نتایج جستجو برای: Electrospun scaffolds

تعداد نتایج: 22956  

Journal: :Tissue engineering. Part A 2014
Akhilesh K Gaharwar Shilpaa Mukundan Elif Karaca Alireza Dolatshahi-Pirouz Alpesh Patel Kaushik Rangarajan Silvia M Mihaila Giorgio Iviglia Hongbin Zhang Ali Khademhosseini

Musculoskeletal tissue engineering aims at repairing and regenerating damaged tissues using biological tissue substitutes. One approach to achieve this aim is to develop osteoconductive scaffolds that facilitate the formation of functional bone tissue. We have fabricated nanoclay-enriched electrospun poly(ɛ-caprolactone) (PCL) scaffolds for osteogenic differentiation of human mesenchymal stem c...

Journal: :Acta biomaterialia 2010
Robert B Metter Jamie L Ifkovits Kevin Hou Ludovic Vincent Benjamin Hsu Louis Wang Robert L Mauck Jason A Burdick

The properties of electrospun fibrous scaffolds, including degradation, mechanics and cellular interactions, are important for their use in tissue engineering applications. Although some diversity has been obtained previously in fibrous scaffolds, optimization of scaffold properties relies on iterative techniques in both polymer synthesis and processing. Here, we electrospun candidates from a c...

2014
Kailash Chandra Gupta Adnan Haider Yu-ri Choi Inn-kyu Kang

Nanofibrous scaffolds are artificial extracellular matrices which provide natural environment for tissue formation. In comparison to other forms of scaffolds, the nanofibrous scaffolds promote cell adhesion, proliferation and differentiation more efficiently due to having high surface to volume ratio. Although scaffolds for tissue engineering have been fabricated by various techniques but elect...

Journal: :nanomedicine journal 0
a. doustgani department of chemical engineering, university of zanjan, zanjan, iranسازمان اصلی تایید شده: دانشگاه زنجان (zanjan university) m. s. pedram faculty of veterinary medicine, university of tehran, tehran, iranسازمان اصلی تایید شده: دانشگاه تهران (tehran university)

objective(s): in this study, the effect of electrospun fiber orientation on proliferation and differentiation of mesenchymal stem cells (mscs) was evaluated. materials and methods: aligned and random nanocomposite nanofibrous scaffolds were electrospun from polylactic acid (pla), poly (vinyl alcohol) (pva) and calcium carbonate nanoparticles (ncap). the surface morphology of prepared nanofibrou...

2011
Sirinrath Sirivisoot Benjamin S Harrison

BACKGROUND This study examined the effects of electrically conductive materials made from electrospun single- or multiwalled carbon nanotubes with polyurethane to promote myoblast differentiation into myotubes in the presence and absence of electrical stimulation. METHODS AND RESULTS After electrical stimulation, the number of multinucleated myotubes on the electrospun polyurethane carbon nan...

2016
Stanley Chung Batur Ercan Amit K. Roy Thomas J. Webster

Silk possesses many beneficial wound healing properties, and electrospun scaffolds are especially applicable for skin applications, due to their smaller interstices and higher surface areas. However, purified silk promotes microbial growth. Selenium nanoparticles have shown excellent antibacterial properties and are a novel antimicrobial chemistry. Here, electrospun silk scaffolds were doped wi...

2018
Zhengjie Wu Bin Kong Rui Liu Wei Sun Shengli Mi

Corneal diseases are the main reason of vision loss globally. Constructing a corneal equivalent which has a similar strength and transparency with the native cornea, seems to be a feasible way to solve the shortage of donated cornea. Electrospun collagen scaffolds are often fabricated and used as a tissue-engineered cornea, but the main drawback of poor mechanical properties make it unable to m...

2015
Mirna Tominac Trcin Iva Dekaris Budimir Mijović Marina Bujić Emilija Zdraveva Tamara Dolenec Maja Pauk-Gulić Dragan Primorac Josip Crnjac Branimira Špoljarić Gordan Mršić Krunoslav Kuna Daniel Špoljarić Maja Popović

AIM To investigate the impact of synthetic electrospun polyurethane (PU) and polycaprolactone (PCL) nanoscaffolds, before and after hydrolytic surface modification, on viability and differentiation of cultured human eye epithelial cells, in comparison with natural scaffolds: fibrin and human amniotic membrane. METHODS Human placenta was taken at elective cesarean delivery. Fibrin scaffolds we...

Journal: :Drug discovery today 2014
Daikelly I Braghirolli Daniela Steffens Patricia Pranke

Electrospun fibers are promising tissue engineering scaffolds that offer the cells an environment that mimics the native extracellular matrix. Fibers with different characteristics can be produced by the electrospinning technique according to the needs of the tissue to be repaired. In this review, the process of electrospinning was examined, providing a description of the common techniques used...

Journal: :Biomedical materials 2015
Meadhbh Á Brennan Audrey Renaud Anne-Laure Gamblin Cyril D'Arros Steven Nedellec Valerie Trichet Pierre Layrolle

A major limitation of the 2D culture systems is that they fail to recapitulate the in vivo 3D cellular microenvironment whereby cell-cell and cell-extracellular matrix (ECM) interactions occur. In this paper, a biomaterial scaffold that mimics the structure of collagen fibers was produced by jet-spraying. This micro-fiber polycaprolactone (PCL) scaffold was evaluated for 3D culture of human bon...

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