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Fig. 1 | BMC Biotechnology

Fig. 1

From: Vitrification for cryopreservation of 2D and 3D stem cells culture using high concentration of cryoprotective agents

Fig. 1

Cellular characteristics after re-warming compared with vitrification and slow-freezing method. a Morphology and b viability of MSCs after warming either vitrified or non-vitrified groups using trypan blue staining (left and middle) and c population doubling time (right). d The DNA fragmentation of each cell line by TUNEL assay (blue: cell, red: DNA strand breaks) and e the measurement of intracellular reactive oxygen species levels (green: unfrozen control, red: vitrification, blue: slow freezing)

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