scholarly journals In Vitro Analysis of Histology, Mechanics, and Safety of Radiation-free Pre-hydrated Human Acellular Dermal Matrix

2020 ◽  
Vol 23 (6) ◽  
pp. 635
Author(s):  
Ji Young Kim ◽  
Kyung Min Yang ◽  
Ji Hyun Youn ◽  
Heejun Park ◽  
Hyung Min Hahn ◽  
...  
2021 ◽  
Vol 19 (1) ◽  
Author(s):  
Gianluca Franceschini ◽  
Riccardo Masetti

AbstractAcellular dermal matrices are biological materials of porcine, bovine, or human origin used as scaffold for reconstructive purpose in plastic surgery; these materials are well-tolerated and safely integrated in host tissues without causing resorption, contracture, and encapsulation thanks to their low antigenicity.Recently, human acellular dermal matrix has been used as a filler in breast-conserving surgery to improve aesthetic results. Adequate knowledge of biomaterials properties, appropriate skill, and careful compliance with some specific recommendations are mandatory in order to optimize outcomes and obtain a work of success.


2009 ◽  
Vol 610-613 ◽  
pp. 1298-1301
Author(s):  
Xiang Rong Zhang ◽  
De Wu Liu ◽  
Guang Hua Guo ◽  
Yan Peng

The development of skin tissue engineering provides a noninvasive method for skin restoration. Unfortunately, the lack of a vascular plexus leads to greater time for vascularization compared with native skin autografts and contributes to graft failure. Our purpose was to construct tissue-engineered skin with VEGF- modified human bone marrow mesenchymal stem cells (hMSCs) as well as acellular dermal matrix(ADM) in vitro , Thus by increased vascular endothelial growth factor expression, which could prospectively improve vascularization of tissue-engineered skin for wound healing applications. To reach this aim, hMSCs were isolated and cultured with density gradient centrifugation combined with attachment culture method in vitro. Liposome- mediated gene transfer was used to generate a population of hMSCs overexpressing the gene encoding VEGF165. Then VEGF- modified hMSCs were seeded onto the surface of ADM. The experimental results showed that ADM we prepared has good compatibility with MSCs, the cells in ADM grew and proliferated well in vitro and the tissue - engineered skin with VEGF- modified hMSCs and ADM has been successfully constructed.


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