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. 2016 Apr 1;20:9. doi: 10.1186/s40824-016-0056-4

Fig. 1.

Fig. 1

The cytotoxicity stabilized growth factors were tested with various concentrations; 0.1 μg/cm2, 0.3 μg/cm2, 1 μg/cm2 and 2.5 μg/cm2 (a) and proliferation rate of S-EGF and S-bFGF after sterilization via EO gas, gamma irradiation and electron irradiation (b)