Skip to main content

Table 1 Comparison of embryonic development potential after MI and MII ooplasmic transfer (OT) in mammalian sample

From: Ooplasmic transfer in human oocytes: efficacy and concerns in assisted reproduction

Supplier information Survival information Pregnancy information Explanation
Species D R OT (%) Fertilized (%) 2-cell (%) 4-cell (%) 6-cell (%) 8-cell (%) Blastocyst (%) ET (%) pregnancy Birth  
Monkey [4] MII MI 42 23 (54.8%) 4 (9.5%) 3 (7.1%)
Sham MI 43 26 (60.5%) 0 0
Control MI 37 30 (81%) 0 0
MII MII 22 22 (100%) 4 (18%) 4 (18%)
Sham MII 18 18 (100%) 3 (16.7%) 3 (16.7%)
Control MII 24 24 (100%) 6 (25%) 4 (16%)  
Human [1] MII MII 14(100) 9 (64.3%) 8 (57.1%) 8 (57.1%) 8 (57.1%) 8 (57.1%) 4 (28.6%) 4 (28.6%) 1 (7.1%) 1 (7.1%) amniocyte nDNA and mtDNA fingerprinting
Human [16] MII MII 22 fused 15 (68.2%) 10 (46.4%) 3 (13.6%) 0 0 amniocyte nDNA and mtDNA fingerprinting
MII MII 48 38 (79.17%) 8(16.7) 5 (10.4%) 3 (6.3%) 1 (2.1%) amniocyte nDNA and mtDNA fingerprinting
Control MII 17 9 (52.9%) 0
Human [18] Cryo_MII MII 37 26 (70.3%) 17 (45.9%) 2 2 (5%)
Human [19] 3PN MII 62 44 (80%) 39 (63%) 39 (63%) 39 (63%) 4 (6.4%) 4 amniocentesis and karyotyping
Human [20] MII MII 26 2 (7.7%) Confocal microscopy and mtDNA fingerprinting
Human [21] MII MII 8 6 (75%) 6 (75%) 5 (62.5%) 4 (50%) 2 (25%) 4 (50%) 2 (25%) 2 (25%)
MII Control 4 3 (75%) 3 (75%) 1 (25%)
  1. Donor: “D”. Recipient: “R”