Fig. 2From: Specific anti-SARS-CoV-2 S1 IgY-scFv is a promising tool for recognition of the virusConstruction of the IgY-scFv antibody phage display library. A PCR products of VH (420 bp, lane 1), VL (370 bp, lane 2) and scFv (800 bp, lane 3). B Double restriction digestion result of pCANTAB5E-scFv recombinant plasmid. C Schematic diagram of scFv construction. M: DNA marker (TaKaRa, Dalian, China)Back to article page