Finally, miR-200b discriminated CTC-positive from CTC-negative cases [216], miR-125b identified TNBC patients [189], and the miR-425 + miR-365 + miR-145 + miR-143 + miR-139-5p + miR-133a + miR-107 + miR-18a + miR-15a panel ER+ BC patients [189]. Here, ESR1 is linked to breast cancer.