In view of the fact that BMP7 is a multifunctional growth factor belonging to the TGF-β superfamily with anti-inflammatory and antifibrotic properties [86], its involvement in the development of endometriosis may coincide with the EMT and be associated with BMP7 signaling dysregulation that is dependent on the SMAD4 signal loop. Here, TGFB1 is linked to endometriosis.