Fig. 3From: Specific anti-SARS-CoV-2 S1 IgY-scFv is a promising tool for recognition of the virusELISA for 4 rounds of bio-panning phage library. Samples from round 1–4, phage in each of 4 rounds of bio-panning procedure. Unpanned sample: the primary scFv phage library. Negative control sample (NC): PBS. Blank control sample (BC): CBSBack to article page