2 cell
20 December 2004

4-cell stage
20 December 2004

8 cell embryo
20 December 2004

8 cell embryo
20 December 2004

Freeze concentrated glycerol
17 September 2004

Frozen sperm cells
17 September 2004

Thawed blastocysts
17 September 2004

Cryopreservation of Blastocyst
17 September 2004

Hatched blastocyst
17 September 2004

A mature oocyte
17 September 2004

Stripped Oocyte
17 September 2004

Oocyte
17 September 2004

Mature CCO complex
17 September 2004

Oocyte
08 November 2007

CCCO
17 September 2004

binovulary oocytes
17 September 2004