“…In the present study, CK1, CK4, CK10 and CK20 were negative in all of the follicular and the plexiform ameloblastomas. The remaining CKs (CK6, 7,13,15,16,17) were all positive to some extent in ameloblastomas. In particular, CK15 (3/13, 23%) and CK16 (6/13, 46%) were positive in follicular but not in plexiform type (0/18).…”