Table 2.

Cell cycle of HepG-2 treated with gamma-aminobutyric acid at serial concentrations (mean ± SD, n = 3, μmol/L)

	0	1	10	20	40	60
G0/G1 (%)	40.9 ± 2.92	39.6 ± 2.73	33.8 ± 2.79	31.7 ± 2.56	30.2 ± 2.17	47.2 ± 2.93
G2/M (%)	18.1 ± 0.84	19.8 ± 0.97	20.7 ± 0.85	21.3 ± 0.79	20.3 ± 1.18	18.5 ± 1.23
S (%)a	31.0 ± 1.89	30.6 ± 1.94	35.5 ± 2.28	37.0 ± 2.17	39.5 ± 2.34	34.3 ± 2.02

^aP < 0.05 vs HepG-2 treated with gamma-aminobutyric acid.