nominally significantP <0.05
No major changes in DNA methylation detected between newborns conceived by cleavage or blastocyst transfer Genome-wide comparison of DNA methylation levels between cleavage- or blastocyst-transfer newborns revealed nominally significant ( P <0.05) differential methylation at 31,180 and 25,540 CpG sites for cord blood and arteries, respectively (Supplementary Tables S1,S2).