ANGPT1 and adenomyosis: Compared with untreated adenomyosis, the LNG-IUS markedly reduced ANGPT-1 expression in both eutopic (161.43 ± 50.47 vs. 272.86 ± 48.58, p < 0.01, Figure 1C vs. Figure 1A) and ectopic tissues (212.14 ± 11.50 vs. 338.13 ± 19.94, p < 0.01, Figure 1D vs. Figure 1B).