Table 3.

Effects of EO-PGS on plasma biochemical of laying hens.^1,2

Items	EO-PGS supplemental level/(g/kg)				SEM	P-value
	0	0.5	0.75	1.0
AST, U/L	159.80	166.05	172.76	167.26	5.04	0.850
ALT, U/L	29.79	38.00	31.63	22.03	2.79	0.239
ALP, U/L	507.67	467.41	460.55	487.87	26.99	0.932
UA, mmol/L	219.26	157.55	202.32	181.93	13.08	0.370
TP, g/L	55.64	50.50	54.29	56.32	1.24	0.350
ALB, g/L	11.84	10.65	9.75	9.79	0.34	0.101
TG, mmol/L	9.69	9.91	9.00	7.33	0.38	0.069
TC, mmol/L	3.14	2.90	3.30	2.89	0.15	0.736
Ca, mmol/L	5.37	5.89	6.16	5.78	0.20	0.580
GLU, mmol/L	12.34	12.27	11.96	12.31	0.16	0.841

¹Means represent 6 replicates per treatment with 20 hens per replicate.

²ALB, albumin; ALP, alkaline phosphatase; ALT, glutamic-pyruvic transaminase; AST, glutamic oxalacetic transaminase; GLU, glucose; TC, total cholesterol; TG, triglyceride; TP, total protein; UA, urea.