CDH1 and ductal breast carcinoma in situ: Our analyses revealed CAF-induced Ehi and E/M states, as exemplified by CAM6/CAM5/E-cad and E-cad/ZEB1 expressions in DCIS cells, respectively, to be associated with both the Her2+ER−PR− status and poor outcomes of breast cancer patients (Figs 9B and D, and S8A).