CPN1 and neoplasm: For liver cancer (n = 3), ExoCur [11] increased the inhibition of cervical tumor growth by 61%, CUR-NSp [7] increased the tumor inhibition rate by 70.34%, 40.3% and 53.21%, respectively, for these dosages and by 56.2% for CPN and 84.4% for CPTN, compared to free curcumin [12] (31.1%).