“…PCR is sensitive to monitor and point out amino acids changes within target sequences, but as SRLVs are responsible for persistent infections, the antibody screening is the most valuable tool to identify infected animals. As recommended by the World Organization for Animal Health (OIE), ELISA is the most widely used test in the CAEV control programs all over the world (Reina et al, 2009;Mussi et al, 2015), due to its high sensitivity and ability to detect low antibody titers earlier than AGID (Lara et al, 2003).…”