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. 2011 Dec 20;6:3449–3459. doi: 10.2147/IJN.S27166

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© 2011 Wang et al, publisher and licensee Dove Medical Press Ltd.

This is an Open Access article which permits unrestricted noncommercial use, provided the original work is properly cited.

PMC Copyright notice

MTT viability assay of L929 cells after treatment with nanohydroxyapatite particles and aminopropyltriethoxysilane-modified nanohydroxyapatite derivatives for 24 hours.

Notes: Mean and standard deviation for triplicate wells were reported. Data are expressed as the mean ± standard deviation. Statistical significance was calculated using analysis of variance. *P < 0.05; **P < 0.01.

Abbreviations: n-HA-APTS, nanohydroxyapatite-aminopropyltriethoxysilane; n-HA-APTS.Ac, neutralized nanohydroxyapatite-aminopropyltriethoxysilane; n-HA-APTS. SAH, negatively charged nanohydroxyapatite-aminopropyltriethoxysilane.