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. 2014 Feb 24;9(2):e89644. doi: 10.1371/journal.pone.0089644

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© 2014 Calvet et al

This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are properly credited.

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Doubling time of B16-F10 cells from secondary tumorspheres was significantly higher than that of adherent cells. Ns: not statistically significant, * for p<0.05.