Figure 2From: Identification and genotyping of feline infectious peritonitis-associated single nucleotide polymorphisms in the feline interferon-γ genePlasma concentration of IFN-γ in FIP cats carrying different genotypes at positions +401/+408 (A) and +428 (B). The concentration of IFN-γ was measured using antigen capture ELISA. A dotted line indicates the detection limit of the assay.Back to article page