At the mRNA level, CTNNB1 expression was 2.01 times higher in OSA than in EM (n = 15, P < 0.05, Figure 3A), and it was 2.43 times higher in ESCs than in EMs (n = 13, P < 0.001, Figure 3B). The gene discussed is CTNNB1; the disease is obstructive sleep apnea syndrome.