Antigen dose and humoral immune response correspond with protection for inactivated infectious pancreatic necrosis virus vaccines in Atlantic salmon (Salmo salar L)

Table 6 Correlates of viral infection in the target organs during the incubation and acute stages of infection

Time Point	Target gene	Correlation of gene expression with viral loads in different genes
		Headkidney		Spleen		Liver		Pancreas
		R²	P-value	R²	P-value	R²	P-value	R²	P-value
7 dpc	IFNα	0.89	P < 0.0000	0.52	P < 0.0006	0.27	P < 0.2670	0.54	P < 0.0733
	Mx	0.72	P < 0.0000	0.62	P < 0.0001	−0.18	P < 0.3059	0.59	P < 0.0002
21 dpc	IFNα	0.66	P < 0.0000	0.42	P < 0.0132	0.75	P < 0.0002	0.43	P < 0.0081
	Mx	0.69	P < 0.0000	0.41	P < 0.0160	0.78	P < 0.0000	0.40	P < 0.0163

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