GRN and neoplasm: Furthermore, the combination of cisplatin and GRN A displayed more obvious inhibition on tumor growth as compared to those treated with cisplatin and GRN A alone; the inhibitory rates of tumor growth was 65.46% and 68.94%, respectively, in mice treated with GRN A and cisplatin for 10 days, while the inhibitory rate increased to 86.63% in mice treated with the combination of GRN A and cisplatin.