Figure 4

Cloning and expression of NS1 and dNS1, 1% agarose gel results (A); 500Â bp fragment observed after dNS1 gene amplification (left, A), 1Â kb fragment observed after NS1 gene amplification (right, A), 15% SDS PAGE results (B); L protein ladder, pET-28a, NS1, dNS1. (U un-induce fraction, I induced fraction). Original gels are provided in Supplementary data Fig. D.