Table 5.

Effect of a protected organic acids-essential oils blend with or without oat hulls on blood biochemical components of broiler chickens.

Item	Treatments1				SEM2	P-value
	BAS	BMD	OE	OEOH
Electrolytes and minerals, mmol/L
Sodium	152	154	162	169	9.97	0.5941
Potassium	5.76	5.09	5.61	5.95	0.31	0.2572
Chloride	111	112	119	124	8.47	0.6493
Calcium	2.68	2.72	2.75	2.94	0.14	0.6026
Phosphorus	1.77	1.59	1.74	1.77	0.13	0.7706
Magnesium	0.83	0.82	0.73	0.82	0.06	0.6080
Metabolites, mmol/L
Urea	0.34a	0.26ab	0.24b	0.29a	0.03	0.0473
Creatinine	2.00	2.75	1.13	3.13	1.14	0.6198
Glucose	14.7	15.1	17.8	17.3	1.15	0.1572
Cholesterol	2.94ab	3.41a	2.46b	3.29a	0.25	0.0205
Iron	17.9	23.0	21.9	16.4	2.35	0.1685
Bile acids	17.0	14.0	18.3	18.3	3.29	0.7734
Uric acid	401	347	347	372	49.6	0.9367
Total Bilirubin	0.63	0.38	0.25	0.37	0.18	0.5163
Enzymes, U/L
Amylase	410	483	654	586	144	0.4234
Alkaline phosphatase	3243	2722	2972	3303	634	0.7807
Creatine kinase	19,820	19,784	10,917	19,670	4,011	0.3819
Aspartate aminotransferase	324	308	225	320	36.6	0.1255
Gamma-glutamyl transferase	10.0	11.9	10.5	14.0	1.57	0.2933
Lipase	22.0	17.8	20.0	20.3	4.15	0.9113
Proteins, g/L
Total protein	28.0	28.4	24.3	31.5	2.30	0.1981
Albumin	12.0	12.1	10.6	13.4	1.02	0.3180
Globulin	16.0	16.3	13.6	18.1	1.38	0.1704

^{a, b} In a row, means assigned different lowercase letters are significantly different, P < 0.05 (Tukey's procedure).

¹BAS, basal diet; BMD, antibiotic diet; OE, diet containing 300 g of protected organic acids-essential oils blend/1,000 kg of feed; OEOH, diet containing 300 g of protected organic acids-essential oils blend/1,000 kg of feed +3% coarse oat hulls.

²Standard error of means.