Additional file 5: of Loss of amphiregulin reduces myoepithelial cell coverage of mammary ducts and alters breast tumor growth MaoSerena ParkMinji CabreraRamon ChristinJohn KaragiannisGeorge OktayMaja ZaissDietmar AbramsScott GuoWenjun CondeelisJohn KennyParaic SegallJeffrey 2018 Figure S5 Loss of AREG is associated with increased vascular density in late-stage mammary tumors. (A) Representative images of CD31 staining of AREG+/+ PyMT and AREG−/− PyMT 1-cm tumors. (B) Compared to AREG+/+ PyMT tumors, more CD31+ vessels per field in AREG−/− PyMT tumors. Scale bar shows 100 μm. Statistical analyses performed using a t test. *p < 0.05, N = 3 (PPTX 182 kb)