a nonsignificant trendP = 0.0785
3A , B , C , and D ). H3K36me2 levels are reduced in the endometrial stromal cell of patients with RIF Western blotting showed a nonsignificant trend toward reduced H3K36me2 levels in the proliferative-phase endometrium of the RIF group compared with that of the FER group ( P = 0.0785; Fig. 4A and B ).