Figure 6From: Characterization of a cryptic plasmid pSM429 and its application for heterologous expression in psychrophilic PseudoalteromonasAssay of the intracellular cellulase activity of the transformed SM20429. 1, Control: DNS was added before enzymatic reaction starting; 2, SM20429 harboring pWD-cd; 3, SM20429 harboring pWD2.Back to article page