Comparative between-laboratory trials of the liquid-phase blocking sandwich ELISA for the detection of antibodies to foot-and-mouth disease virus.

Fifty bovine serum samples were tested for the presence or amounts of antibodies to foot-and-mouth disease (FMD) virus serotypes A, O and C by the liquid-phase blocking sandwich ELISA (lpb-ELISA) using reagents prepared by the World Reference Laboratory for Foot-and-Mouth Disease (WRL) in Pirbright, U.K. Twenty of the sera had been collected before… CONTINUE READING