Hatching blastocyst
15 December 2010
Oocyte with gigant polar body
15 December 2010
Oval-shaped oocyte
15 December 2010
Zona-free embryo on day 4
15 December 2010
Zona-free embryo on day 3
15 December 2010
Zona-free embryo on day 2
15 December 2010
Zona-free oocyte
15 December 2010
Cytoplasmic division
15 December 2010
very big polar body
20 November 2010
blastocyst with flower inside
30 September 2010
Thick zona pellucida
21 May 2010
Abnormal fertilization
21 May 2010
Human Empty zona-cumulus-corona cell complex
19 April 2010
Multipronucleate embryo with no polar body
14 April 2010
Hatching
22 March 2010
Atretic Oocyte
20 January 2010
