The level of mRNAs encoding Pax3 was significantly higher (Fig. 3b), while the expression of Nfix, Eno3, Mck, Mef2a, and Itga7 was significantly lower in Pax7−/− teratomas, as compared to Pax7+/+ teratomas (Fig. 3c). This evidence concerns the gene ITGA7 and teratoma.