Changes in Methylation Patterns of Tumor Suppressor Genes during Extended Human Embryonic Stem Cell Cultures

Figure 4

Expression level of the three genes between early passage and late passage of 10 cell lines using real-time PCR analysis. Expression ratio of the CASP8 gene (a), FHIT gene (b), and CHFR gene in iPS (FS)-1 cell (c).

(a)

(b)

(c)