Fig. 2
From: Cytotoxicity and anti-HIV activities of extracts of the twigs of Croton dichogamus Pax
CC50 (A, B, C and D) and Emax (E, F, G and H) values of the control drugs and the tested extracts cytotoxic activity. The results are expressed as the mean of two independent experiments ± S.E.M. C; control, ns; not significant, *; P < 0.05 and **; P < 0.01, ***; P < 0.001, ****; P < 0.0001. AZT, zidovudine, ABC, abacavir, NVP, nevirapine, CDD, dichloromethane fraction, CDE, ethyl acetate fraction, CDH, hexane fraction, CDM, methanol fraction