ENG and endometrial cancer: The inclusion criteria of literature selected for this review included the search in PubMed of the National Library of Medicine using the following keywords: “TGFβ1-3” or “TGFβR1” or “TGFβR2” or “Smad1-7” or “betaglycan/TGFβR3” or “endoglin/CD105” and “human endometrium” or “endometrial cancer”.