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4篇 您的检索式:作者名="Jochen Ringe"
    题名 作者 年代 出处 被引量
1Osteogenic potential of human periosteum-derived progenitor cells in PLGA scaffold using allogeneic serum显示文摘The use of periosteum-derived progenitor cells (PCs) combined with bioresorbable materials is an attractive approach for tissue engineering. The aim of this study was to characterize the osteogenic differentiation of PC in 3-dimensional (3D) poly-lactic-co-glycolic acid (PLGA) fleeces cultured in medium containing allogeneic human serum. PCs were isolated and expanded in monolayer culture. Expanded cells of passage 3 were seeded into PLGA constructs and cultured in osteogenic me- dium for a maximum period of 28 d. Morphological, histological and cell viability analyses of three-dimensionally cultured PCs were performed to elucidate osseous synthesis and deposition of a calcified matrix. Furthermore, the mRNA expression of type I collagen, osteocalcin and osteonectin was semi-quantitively evaluated by real-time reverse transcriptase-polymerase chain reac- tion (RT-PCR). The fibrin gel immobilization technique provided homogeneous PCs distribution in 3D PLGA constructs. Live-dead staining indicated a high viability rate of PCs inside the PLGA scaffolds. Secreted nodules of neo-bone tissue formation and the presence of matrix mineralization were confirmed by positive von Kossa staining. The osteogenic differentiation of PCs was further demonstrated by the detection of type I collagen, osteocalcin and osteonectin gene expression. The results of this study support the concept that this tissue engineering method presents a promising method for creation of new bone in vivo.ZHENG Yi-xiong RINGE Jochen LIANG Zhong LOCH Alexander CHEN Li SITTINGER Michael 2006Journal of Zhejiang University-Science B(Biomedicine & Biotechnology)2006,7,10:8
2Chitosan‐based injectable hydrogel as a promising in situ forming scaffold for cartilage tissue engineering显示文摘Hojjat Naderi‐Meshkin Kristin Andreas Maryam M. Matin Michael Sittinger Hamid Reza Bidkhori Naghmeh Ahmadiankia Ahmad Reza Bahrami Jochen Ringe 2014Cell Biol Int2014,,1:1
3Osteogenic potential of human periosteum-derived progenitor cells in PLGA scaffold using allogeneic serum显示文摘Yi-xiong Zheng Jochen Ringe Zhong Liang Alexander Loch Li Chen Michael Sittinger 2006Journal of Zhejiang University SCIENCE B2006,,10:1
4Emulsion-based synthesis of PLGA-microspheres for the in vitro expansion of porcine chondrocytes显示文摘Franziska Gabler Simone Frauenschun Jochen Ringe 2007Biomolecular Engineering2007,,05:1
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