Table 1.

Effect of catalpol supplementation on antioxidant markers in cardiac arrhythmia-induced pluripotent stem cells

Markers	Group I	Group II	Group III	Group IV	Group V
Catalase (U/mL)	11.7 ± 0.7	3.6 ± 0.2***	4.1 ± 0.3	6.8 ± 0.5#	10.4 ± 0.7###
SOD (U/mL)	317 ± 17	73 ± 5***	87.4 ± 6.2	167 ± 12#	293 ± 19###
Gpx (U/mL)	0.37 ± 0.02	0.12 ± 0.01***	0.16 ± 0.01	0.21 ± 0.01##	0.32 ± 0.01###
GSH (nmol/mL)	0.56 ± 0.04	0.16 ± 0.01***	0.21 ± 0.02	0.25 ± 0.02##	0.47 ± 0.03###

*** P<0.001, ^#P<0.05, ^##P<0.01 and ^###P<0.001