. 2018 Jan 31;4(2):197–202. doi: 10.1016/j.aninu.2018.01.002

Table 3.

Differences in newborn piglets' organ Fe content when sows were fed diets with different sources and levels of Fe (n = 5).

Item	Fe level addition, mg/kg	Heart, mg/kg	Liver, mg/kg	Spleen, mg/kg	Kidney, mg/kg	Femur, mg/kg
Control	0	100.04	373.12^c	605.37^c	112.51^c	40.35^c
Fe-Gly¹	50	104.70	394.63^bc	632.91^b	120.40^c	43.14^ab
	80	108.15	419.27^b	656.03^ab	132.71^bc	45.26^a
	110	112.78	447.22^ab	672.43^a	147.70^ab	46.13^a
	140	111.77	464.36^a	694.01^a	156.23^a	46.25^a
FeSO₄·H₂O¹	50	102.35	377.36^c	607.44^c	114.42^c	41.63^c
	80	101.71	372.82^c	613.89^c	117.90^c	42.48^ab
	110	102.61	376.85^c	611.30^c	116.74^c	42.02^ab
	140	100.46	374.76^c	614.24^c	117.17^c	42.95^ab
SEM		6.567	8.678	11.601	7.671	2.277
Control vs. Fe-Gly		0.115	<0.001	0.002	0.014	0.001
Control vs. FeSO₄·H₂O		0.786	0.759	0.397	0.493	0.207
Fe-Gly vs. FeSO₄·H₂O		0.064	<0.001	<0.001	<0.001	0.002
Fe-Gly	Linear	0.030	<0.001	<0.001	<0.001	<0.001
	Quadratic	0.010	<0.001	<0.001	<0.001	<0.001
FeSO₄·H₂O	Linear	0.922	0.870	0.299	0.469	0.177
	Quadratic	0.940	0.968	0.584	0.743	0.392

Fe-Gly = ferrous glycine chelate.

^a,b,c Mean values within a column without a common superscript differ significantly (P < 0.05).

Fe sources.