Fig. 5From: Periplasmic synthesis and purification of the human prolactin antagonist Δ1-11-G129R-hPRLComparative analysis of the chromatographic steps of Δ1-11-G129R-hPRL by SDS-PAGE under non-reducing conditions (a) and Western Blotting (b). (MM) molecular mass standards, (1) hPRL, (2) periplasmic fluid, (3) pool from IMAC and (4) pool from SECBack to article page