 Because of this, companies that have developed kits that are able to identify the WMV-2 virus as well as other viruses .One of such kits, called ELISA, Enzyme-linked immunosorbent assay ELISA uses an antibody that specifically recognizes the virus of interest by binding to the antigen created by the plant that is specific to the virus.In addition, ELISA can be used to identify the antibody specific to the antigen of the virus as well.