ADAM9 and breast cancer: HTERT-HME1, another immortalized human breast epithelial cell line cultured with MEGM BulletKit, also has higher ADAM9 expression (normalized expression = 35.2) than some other breast cancer cell lines (MCF-7 = 4, SKBR3 = 17.9 and T47D = 14.5), which is similar with MCF-10A.