To study the effect of the linc‐ROR/miR‐194‐3p/MECP2 regulatory axis on breast cancer cells, we transfected LV‐linc‐ROR (overexpression of linc‐ROR in MCF‐7) or MCF‐7 cells with the miR‐194‐3p mimic or the NC mimic, respectively. The gene discussed is MECP2; the disease is breast carcinoma.