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. 2017 Jul 4;17:10. doi: 10.1186/s12861-017-0152-2

Fig. 2.

Fig. 2

Effect of E-64 (1 μM) during embryo culture medium on a blastocyst total cell number and b percentage of DNA fragmentation assessed by TUNEL assay. Mean values with asterisk denote significant difference at P < 0.05 compared to control. c TUNEL-positive cells that appeared in yellow-green. Scale bar represents 50 μm