Erratum to: Cytotechnology DOI 10.1007/s10616-011-9414-1

The original article has been published with an error that is corrected below:

Under the heading “Mineral waters and medium preparation” in the section of Materials and methods, the sentence “NMWs have the following physical properties: for Hita T. W., pH of 7.29 ± 0.02 and Eh of 410.33 ± 10.41 mV” should be replaced by “NMWs have the following physical properties: for Hita T. W., pH of 8.29 ± 0.02 and Eh of 410.33 ± 10.41 mV.”