Table 6.

Effects of arginine and its metabolites (NO and polyamine) on cell cycle

	Cell cycle	0.4mM Arg	0.4mM Arg + 3mM L-NMMA	0.4mM Arg + 3mM L-NMMA + 0.5mM SNP	0.4mM Arg + 5mM DFMO	0.4mM Arg + 5mM DFMO + 10 µM Putrescine
d 2
	G1	33.37 ± 0.33bc	42.16 ± 0.74a	23.19 ± 0.91c	33.72 ± 0.69bc	32.53 ± 0.22bc
	S	56.43 ± 0.85a	37.89 ± 0.95c	46.83 ± 0.68b	54.35 ± 0.39a	55.40 ± 0.71a
	G2	10.20 ± 1.17c	19.95 ± 0.66b	29.98 ± 1.33a	11.93 ± 0.84c	12.08 ± 0.70c
d 4
	G1	42.05 ± 0.66	42.96 ± 1.45	36.32 ± 0.73	43.15 ± 1.06	42.02 ± 1.10
	S	37.40 ± 0.77	34.54 ± 0.76	36.24 ± 1.15	37.48 ± 0.50	39.57 ± 0.62
	G2	20.55 ± 1.02	22.50 ± 1.16	27.44 ± 1.09	19.38 ± 0.59	18.41 ± 0.49

SEM, standard error of the mean (n = 4). a, b,c means within a row with different superscripts indicate significant