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. 2013 Nov 19;8:4427–4440. doi: 10.2147/IJN.S53636

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© 2013 Tsai et al. This work is published by Dove Medical Press Limited, and licensed under Creative Commons Attribution – Non Commercial (unported, v3.0) License

The full terms of the License are available at http://creativecommons.org/licenses/by-nc/3.0/. Non-commercial uses of the work are permitted without any further permission from Dove Medical Press Limited, provided the work is properly attributed.

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Cytotoxicity of multiwalled (MW) oxidized (COOH), MW heparin (Hep), MW polyglycolic acid (PGA) carbon nanotubes after incubation with HeLa cells for 24 hours at 37°C.