From: IGF-1/IGFBP-1 increases blastocyst formation and total blastocyst cell number in mouse embryo culture and facilitates the establishment of a stem-cell line
Culture Medium
No of zygotes
No. of blastocysts tested
Total cell number of blastocysts
kSOM/AA with IGFBP-1/IGF-1
38
15
87.6 ± 5.3 *
kSOM/AA without IGFBP-1 /IGF-1
45
18
73.7 ± 7.1 *