Table 1.

Sample number, least-squares mean (LS-Mean) and standard error of the mean (SEM) for immune relevant traits in piglets of Landrace (LR) and Large White (LW)

		LR			LW
Trait		n	LS-Mean	SEM	n	LS-Mean	SEM	Breed
WBC	[G/l]	502	20.80	0.46	420	19.29	0.35	*
Neutrophils	[%]	502	50.54	0.84	420	40.35	0.65	***
Lymphocytes	[%]	502	43.19	0.84	420	53.77	0.65	***
Monocytes	[%]	502	3.53	0.14	420	3.76	0.11
Eosinophils	[%]	502	2.56	0.12	420	1.92	0.09	***
Basophils	[%]	502	0.08	0.03	420	0.09	0.02
Band cells	[%]	502	0.01	0.01	420	0.02	0.01
Other cells	[%]	502	0.02	0.01	420	0.01	0.01
Platelets	[G/l]	502	325.63	12.23	420	358.98	9.42
Haptoglobin	[mg/ml]	531	0.51	0.03	458	0.49	0.02
RBC	[T/l]	502	6.37	0.05	420	5.86	0.04	***
Haemoglobin	[g/l]	502	119.74	0.99	420	104.70	0.76	***
Haematocrit	[l/l]	502	0.39	0.00	420	0.34	0.00	***
MCV	[fl]	502	61.66	0.27	420	58.40	0.21	***
MCH	[pg]	502	18.76	0.09	420	17.94	0.07	***
MCHC	[g/dl]	502	30.47	0.11	420	30.73	0.08
IFN- γ	[ng/mL]	501	1.58	0.26	442	1.06	0.15	**
IL-10	[ng/mL]	512	0.50	0.06	447	0.31	0.03	**
IL-12	[ng/mL]	512	0.56	0.02	447	0.69	0.02
IL-1 β	[ng/mL]	512	0.45	0.05	447	0.32	0.03	**
IL-4	[ng/mL]	512	0.50	0.08	447	0.26	0.04	**
IL-6	[ng/mL]	512	0.16	0.02	447	0.08	0.01	**
IL-8	[ng/mL]	512	0.48	0.04	447	0.38	0.02
TNF- α	[ng/mL]	512	0.07	0.01	447	0.05	0.00	***

Breed Significance of breed differences, WBC White blood cells, RBC Red blood cells, MCV Mean corpuscular volume, MCH Mean corpuscular haemoglobin, MCHC Mean corpuscular haemoglobin concentration, IFN Interferon, IL Interleukin, TNF Tumor necrosis factor, p-values 0.05 * 0.01 ** 0.001 *** 0