Table 1.

Dose response of HCT 15 cells after caffeic acid treatment among various cell-cycle stages.

Dose (48 h)	Sub G1*	G0/G1	S	G2/M
Control	01.71 ± 3.10	27.31 ± 4.57	28.93 ± 1.71	39.72 ± 2.15
500 μM	11.61 ± 2.78	19.81 ± 3.06	29.88 ± 2.58	37.66 ± 1.77
1000 μM	26.27 ± 1.08	15.89 ± 1.98	20.45 ± 4.21	35.76 ± 2.32
2000 μM	33.10 ± 2.23	14.27 ± 3.37	19.34 ± 1.30	30.70 ± 2.60

Data represents mean ± S.D; *means are significant at P < 0.05.