The shape of Hs27 cells at (A) 0 h and (B-D) 96 h of in vitro culture with (A, B) DMSO solvent only (control), (C) compound 1 (cardanol) at its IC
value (10.76 μg/ml)and (D) compound 2 (cardol) at its IC
value (3.0 μg/ml; 6.54 μM). All images were magnified at 40×. Images shown are representative of at least five such fields of view per sample and three independent trials.