Table 5. Effects of dietary selenium sources¹⁾ on glutathione peroxidase activity and ribonucleotides content of Pectoralis major m. in commercial broiler chickens

Traits	T1	T2	T3	RMSE	p-value
GSH-Px2)	0.51b	0.62ab	0.77 a	0.11	0.009
Hypoxanthine3)	2.89	4.71	3.78	1.71	0.247
Inosine3)	43.47	51.94	40.20	14.82	0.394
IMP3)	229.85	190.40	175.66	42.62	0.136
GMP3)	2.67	2.34	2.01	0.76	0.385

The T1, T2, and T3 treatment groups were fed diets containing 0.3 ppm Na-Se, 0.15 ppm Na-Se+0.15 ppm Zn-L-SeMet, and 0.3 ppm Zn-L-SeMet, respectively.
unit/mg protein.
mg/100 g.
LSMeans in the same row with different letters are significantly different (p<0.05).
GSH-Px, glutathione peroxidase; IMP, inosine monophosphate; GMP, guanosine monophosphate; Zn-L-SeMet, Zn-L-selenomethionine.