Fig. 4From: Full-length versus truncated α-factor secretory signal sequences for expression of recombinant human insulin precursor in yeast Pichia pastoris: a comparisonHIP expression of nine HF clones (putative multi-copy) 72-h supernatant with 2% methanol induction. M = protein marker (Precision plus dual Xtra, Bio-Rad, CA, USA). Lane 2–10 = HF clonesBack to article page