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Table 1 Effects of cryoprotectant exposure and vitrification on cleavage of bovine oocytes and subsequent embryo development (Experiment 1)

From: Vitrification of immature bovine cumulus-oocyte complexes: effects of cryoprotectants, the vitrification procedure and warming time on cleavage and embryo development

Group GV oocytes (n) Cleavage rate n (%) Blastocyst rate n (% of total)
Control (non-exposed) 90 83 (92.2%)a 31 (34.4%)a
VS1 107 85 (79.4%)a 27 (25.2%)a
VS1 + VS2 96 77 (80.2%)a 20 (20.8%)a
Vitrified 127 52 (40.9%)b 2 (1.6%)b
P-value    
Cryoprotectant exposure   0.847 0.456
  1. Values with different superscripts (a,b) in the same column differ (P < 0.05).
  2. VS1: Vitrification solution 1.
  3. VS2: Vitrification solution 2.