Bone cell proliferation on carbon nanotubes

被引:491
作者
Zanello, LP [1 ]
Zhao, B
Hu, H
Haddon, RC
机构
[1] Univ Calif Riverside, Dept Biochem, Riverside, CA 92521 USA
[2] Univ Calif Riverside, Ctr Nanoscale Sci & Engn, Dept Chem, Riverside, CA 92521 USA
[3] Univ Calif Riverside, Dept Environm Chem & Engn, Riverside, CA 92521 USA
关键词
D O I
10.1021/nl051861e
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
We explored the use of carbon nanotubes (CNTs) as suitable scaffold materials for osteoblast proliferation and bone formation. With the aim of controlling cell growth, osteosarcoma ROS 17/2.8 cells were cultured on chemically modified single-walled (SW) and multiwalled (MW) CNTs. CNTs carrying neutral electric charge sustained the highest cell growth and production of plate-shaped crystals. There was a dramatic change in cell morphology in osteoblasts cultured on MWNTs, which correlated with changes in plasma membrane functions.
引用
收藏
页码:562 / 567
页数:6
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