Figure 3From: Self-assembly of virus-like particles of porcine circovirus type 2 capsid protein expressed from Escherichia coliWestern blotting analysis of different Cap proteins with anti-PCV2 pig sera. M, molecular weigh standard; Lane 1, uninduced recombinant E. coli; lanes 2 and 3, nCap protein cleavage of SUMO + 6 × His tag; lane 4, recombinant fusion Cap protein with SUMO + 6 × His tag.Back to article page