Fig. 5From: Characterization of single-domain antibodies against Foot and Mouth Disease Virus (FMDV) serotype O from a camelid and imaging of FMDV in baby hamster kidney-21 cells with single-domain antibody-quantum dots probesWestern blot analysis of the purified sdAbs. SdAbs were expressed through the fusion of 6 × His tag at the N-terminus. Lanes 1 and 2, purified sdAb-c1 and sdAb-c2. M = pre-stained molecular weight markersBack to article page