RBM3 and endometrial cancer: Endometrial cancer, one of the most prevalent malignancies of the female reproductive system, occurs mainly in perimenopausal and postmenopausal women.127,128 RBM3 is an important RNA-binding protein with a dual role in tumors.129,130 By promoting the expression of RBM3, sodium butyrate indirectly inhibits the expression of SLC7A11,131 thus aggravating ferroptosis of endometrial cancer cells and inhibiting cell clonal formation and cell proliferation.