Fig. 4From: Expression, purification, and characterization of self-assembly virus-like particles of capsid protein L1 HPV 52 in Pichia pastoris GS115Purification of HPV 52 L1 by size exclusion. A Size-exclusion chromatogram. B SDS-PAGE analysis of the HPV 52 L1 protein in the fractions collected from the size-exclusion column. Lane M, molecular weight markers; lane C+, control of HPV 52 L1 that was designed by Creative Diagnostics (USA); lanes F1–F5, fractions from the elution peak. The arrows on the right in B indicate the position of HPV 52 L1Back to article page