Table 5.

Effect of diets supplemented with leek leaf extract on some serum biochemical analysis of broiler chickens (means ± SE).

Parameters	Experimental diets					P-value
	Control	Leek leaf extract in diets
		0.05%	0.10%	0.15%	0.20%
Effect leek leaf extract on liver function
Total protein, g/dl	4.27 ± 0.92	4.30 ± 0.58	4.17 ± 0.20	4.20 ± 0.05	4.19 ± 0.20	0.692
Albumin, g/dl	1.70 ± 0.02	1.69 ± 0.02	1.71 ± 0.01	1.70 ± 0.01	1.70 ± 0.01	0.748
Globulin, g/dl	2.57 ± 0.01	2.61 ± 0.12	2.46 ± 0.05	2.50 ± 0.08	2.49 ± 0.06	0.163
AST, IU/dl	39.00 ± 1.52	39.33 ± 2.40	37.33 ± 1.45	40.33 ± 2.28	36.67 ± 0.33	0.059
ALT, IU/dl	23.67 ± 1.33	24.33 ± 0.88	22.00 ± 1.73	23.67 ± 1.76	19.33 ± 1.85	0.059
Effect leek leaf extract on kidney function
Creatinine, mg/dl	0.37 ± 0.03	0.39 ± 0.01	0.40 ± 0.02	0.41 ± 0.02	0.41 ± 0.02	0.547
Urea, mg/dl	2.65 ± 0.003	2.66 ± 0.005	2.65 ± 0.006	2.64 ± 0.006	2.66 ± 0.008	0.609
Uric acid, mg/dl	3.21 ± 0.044	3.20 ± 0.011	3.22 ± 0.012	3.23 ± 0.120	3.22 ± 0.017	0.999
Effect leek leaf extract on glucose
Glucose, mg/dl	119.93 ± 1.35a	89.17 ± 1.68b	88.93 ± 1.17b	80.47 ± 0.83c	80.63 ± 1.16c	0.001
Effect leek leaf extract on lipid profile
Cholesterol, mg/dl	153.33 ± 2.09a	113.07 ± 1.62b	105.97 ± 1.95bc	101.43 ± 0.32c	102.23 ± 0.89c	0.001
Triglyceride, mg/dl	130.37 ± 1.13a	102.90 ± 1.30b	102.27 ± 0.66b	94.93 ± 0.37c	94.17 ± 0.84c	0.001
HDL, mg/dl	68.40 ± 0.77c	88.00 ± 1.30b	87.20 ± 0.34b	104.47 ± 2.48a	103.00 ± 1.37a	0.001
LDL, mg/dl	195.23 ± 0.48a	114.70 ± 3.25b	111.50 ± 4.05b	107.70 ± 1.27b	110.23 ± 1.50b	0.001

^abcMeans within the same row carrying different superscripts were significantly different at (P ≤ 0.05).

Number of observation (n) = 5 in each group. AST, Serum aspartate-aminotransferase; ALT, Alanine aminotransferase; HDL, High density lipoprotein; LDL, Low density lipoprotein.