From: Effects of cyclic adenosine monophosphate modulators on maturation and quality of vitrified-warmed germinal vesicle stage mouse oocytes
COCs
Dos
Control
dbcAMP
IBMX
No. of oocytes examined
76
86
106
62
55
68
Normal (%)
71 (93.4%)
79 (91.9%)
99 (93.4%)
60 (96.8%)
52 (94.5%)
62 (91.2%)
Abnormal (%)
5 (6.6%)
7 (8.1%)
7 (6.4%)
2 (3.2%)
3 (5.5%)
6 (8.8%)