The coat protein p29 of CiLV-C also was successfully detected in DAS-ELISA when all four MAbs were used as the coating antibody and the previously developed PAb-CREC13 used as detecting anti-body. Coat protein p29 of CiLV-C was not detected if PAb-CREC13was used for coating and MAbs conjugates as detecting antibody.This suggests that binding the CiLV-C virion to the MAbs coating antibody may have opened up the virion structure to expose thee pitope(s) needed to bind the AP conjugated PAb-CREC13