Anti-tumor activity and immunological modification of ribosome-inactivating protein (RIP) from Momordica charantia by covalent attachment of polyethylene glycol

M Li, Y Chen, Z Liu, F Shen, X Bian and Y. Meng

Acta Biochimica et Biophysica Sinica 41 ( 9 ): 792 - 799 , 2009