nuri77The nuclear receptor Nur77 (also known as TR3 or NGFI-B), encoded by the immediate early gene Nr4a1, belongs to the steroidthyroidretinoid superfamily (Hazel et al.,In addition to uncovering a potential regulatory mechanism of Mst1Nur77β3-integrin snal axis involved in the regulation of embryo-epithelium interaction, our finding provides a novel marker of endometrial receptivity