نتایج جستجو برای: nanofibrous scaffold

تعداد نتایج: 25397  

Journal: :iranian journal of biotechnology 2007
somaieh kazemnejad abdolamir allameh masoud soleimani ahmad gharehbaghian naser amirizadeh

in this present study, we examined the differentiation potential of human bone marrow derived mesenchymal stem cells (hbmscs) into hepatocytes on a three-dimentional (3d) nanofibrous scaffold formed by poly (ε-caprolactone) (pcl), collagen and polyethersulfone (pes). the nanofiber was prepared by the electrospining technique. hbmscs were isolated using combining gradient density centrifugation ...

Journal: :molecular biology research communications 2013
fariba mansourizadeh asadollah asadi shahrbanoo oryan ali nematollahzadeh masoumeh dodel

abstract due to their mulitpotency, mesenchymal stem cells (mscs), have the ability to proliferate and differentiate into multiple mesodermal tissues. the aim of this study was to isolate mscs from human umbilical cord (hucmscs) to determine their osteogenic potential on nanofibrous scaffolds. to this end, poly (l-lactic acid) (plla)/nano hydroxyapatite (ha) composite nanofibrous scaffolds were...

2017
Upendra Nagaich

Dear Friends, Nanofibrous scaffolds have been a major revolution in the field of tissue engineering which may improve the health and quality of life by enhancing tissue function. These are the artificial extracellular matrices which offer natural surroundings for tissue formation. Owing to their high surface to volume ratio, nanofibrous scaffolds increase cell adhesion, proliferation, and diffe...

Journal: :Biomaterials 2013
Mahshid Kharaziha Mehdi Nikkhah Su-Ryon Shin Nasim Annabi Nafiseh Masoumi Akhilesh K Gaharwar Gulden Camci-Unal Ali Khademhosseini

A significant challenge in cardiac tissue engineering is the development of biomimetic grafts that can potentially promote myocardial repair and regeneration. A number of approaches have used engineered scaffolds to mimic the architecture of the native myocardium tissue and precisely regulate cardiac cell functions. However, previous attempts have not been able to simultaneously recapitulate ch...

Journal: :ACS applied materials & interfaces 2016
Weiming Chen Shuai Chen Yosry Morsi Hany El-Hamshary Mohamed El-Newhy Cunyi Fan Xiumei Mo

Electrospun nanofibers have been used for various biomedical applications. However, electrospinning commonly produces two-dimensional (2D) membranes, which limits the application of nanofibers for the 3D tissue engineering scaffold. In the present study, a porous 3D scaffold (3DS-1) based on electrospun gelatin/PLA nanofibers has been prepared for cartilage tissue regeneration. To further impro...

Journal: :Journal of Experimental Nanoscience 2008

2014
Raheleh Safaeijavan Masoud Soleimani Adeleh Divsalar Akram Eidi Abdolreza Ardeshirylajimi

OBJECTIVES Cardiomyocytes have small potentials for renovation and proliferation in adult life. The most challenging goal in the field of cardiovascular tissue engineering is the creation of an engineered heart muscle. Tissue engineering with a combination of stem cells and nanofibrous scaffolds has attracted interest with regard to Cardiomyocyte creation applications. Human adipose-derived ste...

Journal: :iranian journal of basic medical sciences 0
raheleh safaeijavan department of biology, science and research branch, islamic azad university, tehran, iran masoud soleimani department of hematology, faculty of medical science, tarbiat modares university, tehran, iran adeleh divsalar department of biological sciences, kharazmi university, tehran, iran akram eidi department of biology, science and research branch, islamic azad university, tehran, iran abdolreza ardeshirylajimi department of biology, science and research branch, islamic azad university, tehran, iran stem cell biology department, stem cell technology research center, tehran, iran

objective(s):cardiomyocytes have small potentials for renovation and proliferation in adult life. the most challenging goal in the field of cardiovascular tissue engineering is the creation of an engineered heart muscle. tissue engineering with a combination of stem cells and nanofibrous scaffolds has attracted interest with regard to cardiomyocyte creation applications. human adipose-derived s...

2016
Mian Wang Amit K. Roy Thomas J. Webster

Chitosan is a cheap resource, which is widely used in biomedical applications due to its biocompatible and antibacterial properties. In this study, composite nanofibrous membranes of chitosan (CS) and poly(vinyl alcohol) (PVA) loaded with antibiotics at different ratios were successfully fabricated by electrospinning. The composite nanofibers were subjected to further analysis by scanning elect...

2015
Mahboubeh Kabiri Saeed Oraee-Yazdani Masumeh Dodel Hana Hanaee-Ahvaz Sara Soudi Ehsan Seyedjafari Mohammad Salehi Masoud Soleimani

The purpose of this study was to fabricate a conductive aligned nanofibrous substrate and evaluate its suitability and cytocompatibility with neural cells for nerve tissue engineering purposes. In order to reach these goals, we first used electrospinning to fabricate single-walled carbon-nanotube (SWCNT) incorporated poly(L-lactic acid) (PLLA) nanofibrous scaffolds and then assessed its cytocom...

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