60-BV-1 Full blastocyst with necrotic focus at 5 o’clock position of inner cell mass

57-BV-1 Expanded blastocyst with necrotic cell in blastocoel

58-BV-1 Expanded blastocyst 58-AW-1 Blastocyst not fully re-expanded

59-BV-1 Expanded blastocyst with moderate trophectoderm 59-AW-1 Warmed blastocyst with cytoplasmic granulation and 4 excluded blastomeres in perivitelline space

56-BV-1 10-cell embryo of good quality showing signs of compaction. Remark: Regression of cell–cell contacts should be noted in embryo #1

54-BV-1 Expanded blastocyst 54-AW-1 Blastocyst with granulated cytoplasm

55-BV-1 Full blastocyst (inner cell mass composed of few cells) 55-AW-1 Same blastocyst with extensive granulation after warming

53-BV-1 Full blastocyst 53-AW-1 Viable blastocyst with minor fragments excluded

51-BV-1 Early blastocyst 51-AW-1 Almost re-expanded early blastocyst

52-BV-1 Fully compacted embryo 52-AW-1 Fully compacted embryo after warming