TABLE 2.

Effects of Clostridium butyricum treatment on serum lipid concentrations¹ of laying hens.

	TC (mmol/L)	TG (mmol/L)	HDL-C (mmol/L)	LDL-C (mmol/L)	H/L	FFAs (mmol/L)
Control	3.09 ± 0.64	4.04 ± 0.68	1.14 ± 0.42	0.38 ± 0.15	3.23 ± 1.02	0.39 ± 0.11
Treatment	3.46 ± 0.53	3.47 ± 0.57	1.12 ± 0.29	0.31 ± 0.10	3.69 ± 0.63	0.33 ± 0.12
P-value	0.230	0.091	0.913	0.335	0.296	0.331

¹TC, total cholesterol; TG, triglyceride; HDL-C, high density lipoprotein cholesterol; LDL-C, low density lipoprotein cholesterol; H/L, ratio of HDL to LDL; FFAs, free fatty acids.