نتایج جستجو برای: tissue scaffold

تعداد نتایج: 934772  

Journal: :international journal of health studies 0
anneh mohammad gharravi1 1. dept. of anatomical sciences, school of medicine, shahroud university of medical sciences, shahroud, iran mahmoud orazizadeh2* 2. dept. of anatomy, school of medicine, cellular and molecular research center, ahvaz jundishapur university of medical sciences, ahvaz, iran. mahmoud hashemitabar2

background : in recent years tissue engineering developed to replace or repair damaged tissues using cell and biomaterial. one of the most important fields of tissue engineering is simulation of in vivo micro environment of body tissues. this study aimed to develop culture chamber and cell biomaterial sheet engineering for the reconstruction of cartilage tissue. methods : stainless steel cultur...

Introduction: Tissue engineering is the repair and replacement of damaged tissues and requires a combination of cells, growth factor and porous scaffolds. Scaffolds, as one of the main components in tissue engineering, are used as a template for tissue regeneration and induction and guidance of growth of the new and biologically active tissues. An ideal scaffold in tissue engineering, imitating...

2013
Hu Da Shuai-Jun Jia Guo-Lin Meng Jian-Hua Cheng Wei Zhou Zhuo Xiong Yun-Jing Mu Jian Liu

The structure of an osteochondral biphasic scaffold is required to mimic native tissue, which owns a calcified layer associated with mechanical and separation function. The two phases of biphasic scaffold should possess efficient integration to provide chondrocytes and osteocytes with an independent living environment. In this study, a novel biphasic scaffold composed of a bony phase, chondral ...

Journal: :cell journal 0
afsaneh fazili soghra gholami bagher minaie zangi ehsan seyedjafari mahdi gholami

objective: this study examined the in vivo differentiation of mesenchymal stem cells (mscs) into insulin producing cells (ipcs) on electrospun poly-l-lactide acid (plla) scaffolds coated with matricaria chammomila l. (chamomile) oil. materials and methods: in this interventional, experimental study adipose mscs (amscs) were isolated from 12 adult male new zealand white rabbits and characterized...

Journal: :Journal of the mechanical behavior of biomedical materials 2012
W S Sheridan G P Duffy B P Murphy

Several challenges persist when attempting to utilize decellularized tissue as a scaffold for vascular tissue engineering. Namely: poor cell infiltration/migration, excessive culture times associated with repopulating the scaffolds, and the achievement of a quiescent medial layer. In an attempt to create an optimum vascular scaffold, we customized the properties of decellularized porcine caroti...

Journal: :Journal of Student Research 2023

Tissue damage and disease impose a significant burden on individuals, society, the economy. Current tissue engineering techniques have limitations, improvements are necessary to more effectively repair or regenerate damaged diseased tissues. Hydrogels, type of synthetic scaffold, gained increasing attention in due their mechanical support for cells, customizable characteristics, potential overc...

2015
Marco A. Velasco Carlos A. Narváez-Tovar Diego A. Garzón-Alvarado

A review about design, manufacture, and mechanobiology of biodegradable scaffolds for bone tissue engineering is given. First, fundamental aspects about bone tissue engineering and considerations related to scaffold design are established. Second, issues related to scaffold biomaterials and manufacturing processes are discussed. Finally, mechanobiology of bone tissue and computational models de...

Journal: :Journal of Tissue Engineering and Regenerative Medicine 2017

Journal: :The American journal of sports medicine 2011
René Verdonk Peter Verdonk Wouter Huysse Ramses Forsyth Eva-Lisa Heinrichs

BACKGROUND A novel, biodegradable, aliphatic polyurethane scaffold was designed to fulfill an unmet clinical need in the treatment of patients with irreparable partial meniscal lesions. HYPOTHESIS Treatment of irreparable partial meniscal lesions with an acellular polyurethane scaffold supports new tissue ingrowth. STUDY DESIGN Case series; Level of evidence, 4. METHODS Fifty-two patients...

2018
Yue Cai Shuang Tong Ran Zhang Tong Zhu Xukai Wang

Scaffold fabrication and biocompatibility are crucial for successful bone tissue engineering. Nanometer hydroxyapatite (nHAP) combined with collagen (COL) is frequently utilized as a suitable osseous scaffold material. Furthermore, growth factors, including bone morphogenetic protein‑2 (BMP‑2), are used to enhance the scaffold properties. The present study used blending and freeze‑drying method...

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