Table 4.

One-Mb genome regions associated with log_e-transformed sample/positive ratio for IgG and IgM natural antibodies against four antigens and for total IgG in blood of young healthy piglets based on the % of genetic variance explained (%Var)

Antibody	Chromosome	Mb Window	%Var
KLH-Ga	17	54	1.5
	17	34	1.4
	7	76	1.1
LPS-Gb	2	148	2.7
PDG-Gc	17	7	1.3
Ave-Gd	17	7	1.5
	14	2	1.3
	2	143	1.1
	17	53	1.1
KLH-Me	6	7	1.5
	2	148	1.5
	6	93	1.4
	16	9	1.1
LPS-Mf	8	7	2.0
	2	148	1.4
	5	99	1.3
LTA-Mg	14	48	27.5
Ave-Mh	8	7	2.3
	3	118	1.2
	12	59	1.1

^aKLH-G = NAb isotype IgG binding to keyhole limpet hemocyanin

^bLPS-G = NAb isotype IgG binding to lipopolysaccharide

^cPDG-G = NAb isotype IgG binding to peptidoglycan

^dAve-G = the average NAb IgG isotype binding to the four antigens

^eKLH-M = NAb isotype IgM binding to keyhole limpet hemocyanin

^fLPS-M = NAb isotype IgM binding to lipopolysaccharide

^gLTA-M = NAb isotype IgM binding to lipoteichoic acid

^hAve-M = the average NAb IgM isotype binding to the four antigens