Sample	Concentration (μg/ml))	MDA formation (A540)	Inhibition rate (%)
PPM	125	0.280 ± 0.005^a	16.67
	250	0.246 ± 0.004^a	24.79
	500	0.234 ± 0.005^a	32.36
	1000	0.180 ± 0.005^a	46.43
PMA	125	0.294 ± 0.004^a	12.5
	250	0.284 ± 0.007^a	17.48
	500	0.184 ± 0.004^a	40.24
	1000	0.162 ± 0.011^a	51.79
PMB	125	0.280 ± 0.007^a	16.67
	250	0.268 ± 0.006^a	24.24
	500	0.204 ± 0.006^a	39.29
	1000	0.186 ± 0.004^a	44.64
PMC-1	125	0.312 ± 0.004^a	7.14
	250	0.286 ± 0.003^a	14.88
	500	0.232 ± 0.004^a	30.95
	1000	0.214 ± 0.006^a	36.31
Control	0	0.336 ± 0.002^a	-------