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Semi-synthesis of Nitrogen Derivatives of Oleanolic Acid and Effect on Breast Carcinoma MCF-7 Cells
OPEOLUWA O. OYEDEJI, FRANCIS O. SHODE, ADEBOLA O. OYEDEJI, SANDILE P. SONGCA, EPHRAIM T. GWEBU, GABRIELLE M. HILL and WILLIAM N. SETZER
Anticancer Research August 2014, 34 (8) 4135-4139;