“…Recently several types of monoclonal antibodies to EMA have been used by the immunoperoxidase technique in normal and pathologic tissues and organs including neoplastic lesions. In the distribution profiles of the antigens, the differences are noted even within the same tissue (5,6,10,11,29). However, several types of mouse monoclonal antibodies (E29 and HMFG-2)) were bound in the same areas in tissue sections (9).…”