Experimental study of I-caerin 1.1 and I-c(RGD) for internal radiation therapy of esophageal cancer xenografts.

Objective: The aim of this study was to analyze and compare the therapeutic effects of I-caerin 1.1 and I-c(RGD) on TE-1 esophageal cancer cell xenografts.

Methods: (1) The in vitro antitumor effects of the polypeptides caerin 1.