Reproduction Abstracts

Introduction: Mechanical endometrial injury (i.e. endometrial scratch) in the cycle preceding ovarian stimulation for IVF has been proposed to improve implantation in women with unexplained recurrent implantation failure (RIF).During the implantation window, there is a cross-talk between the embryo and endometrium to allow attachment, adhesion and invasion of the embryo. Endometrial scratch (ES) is suggested to induce changes in the immune system in the ...