2Walker RA.The bistopathlogical cvaluation of nucleolar organizer vegion proteins.Histopathology,1988,12:221.
3Kuwano H,Sumiyoshi K, Nozoe T, et al. The prognostic significance of the cytophotometric DNA content and its relationship with the argyrophilic nucleolar organizer regions (AgNOR) and proliferating cell nulcear antigen (PCNA) in oesophageal cancer.Eur J Surg Oncol, 1995,21(4):368.
4Derzini M, Romagnoli P, Mingazzini P, et al. Interphasec nucleolar organizer orgion distributio as a diagnostic parameter to differentiate benign from malignant epithelial tumors of human intestine. Virchows Arch B Cell Pathol, 1988,54(6):334.
5Martin H. Importance of AgNOR analysis in malignant tumors Zentralblatt fuer Allgemeine Pathologic and Pathologishche Anatomie, 1994,140(1):15.