Responses of Growth Performance and Proinflammatory Cytokines Expression to Fish Oil Supplementation in Lactation Sows’ and/or Weaned Piglets’ Diets

Table 1

Ingredients and composition of sow and piglet diets (%).

Ingredient	Sow diet		Piglet diet		Nutrients	Sow diet		Piglet diet
	C	T	C	T		C	T	C	T
Corn	57.5	56.5	48	48	DE (Mcal/kg)^3	3.45	3.44	3.36	3.35
Wheat bran	7	8	4	4	Crude protein	17.28	17.32	19.38	19.38
Dried whey	0	0	8	8	Calcium	0.80	0.79	0.79	0.79
Lard oil^1	7	0	7	0	Total phosphorus	0.65	0.63	0.65	0.65
Fish oil^1	0	7	0	7	Available phosphorus^4	0.42	0.42	0.39	0.38
Fish meal	3	3	5	5	Lys^4	1.03	1.03	1.25	1.25
Soybean meal	21.5	21.5	24	24	Met + Cys^4	0.61	0.61	0.77	0.77
Sodium chloride	0.35	0.35	0.35	0.35
Calcium carbonate	0.8	0.8	0.5	0.5
Dicalcium phosphate	1.15	1.15	1.05	1.05
L-Lysine HCl	0.20	0.20	0.25	0.25
Methionine	0	0	0.1	0.1
Vitamin mineral premix	1.5^2	1.5^2	1.75^3	1.75^3

1The control diet contains 70 g/kg lard oil and test group diet contains 70 g/kg fish oil; 500 mg/kg ethoxyquin was added to oil as anti-oxidative.
2Provided following per kg of diet. Cu: 5 mg; Fe: 80 mg; Zn: 50 mg; Mn: 20 mg; I: 0.14 mg; Se: 0.15 mg; V_A: 2,000 IU; V_D3: 200 IU; V_E: 44 IU; V_k3: 0.5 mg; V_B1: 1 mg; V_B2: 3.75 mg; V_B12: 0.015 mg; biotin: 0.2 mg; folic acid: 1.3 mg; niacin: 10 mg; pantothenic acid: 12 mg.
3Provided following per kg of diet. Cu: 6 mg; Fe: 100 mg; Zn: 100 mg; Mn: 4 mg; I: 0.14 mg; Se: 0.3 mg; V_A: 11,000 IU; V_D3: 1,100 IU; V_E: 44 IU; V_k3: 0.5 mg; V_B1: 1 mg; V_B2: 3.5 mg; V_B6: 1.5 mg; biotin: 0.05 mg; folic acid: 0.3 mg; niacin: 15 mg; pantothenic acid: 10 mg.
4By calculation.