943687.fig.001a
(a)
943687.fig.001b
(b)
Figure 1: SDS-PAGE analysis of wild type rIFN-α2b and rIFN-α2bC2DC99D. (a) Wild type rIFN-α2b; (b) rhIFN-α2bC2DC99D; M: protein marker; FT: flow through; W1: washing 1; W2: washing 2; E1: elution 1; E2: elution 2; E3: elution 3.