Fig. 6From: Characterization of Salmonella endolysin XFII produced by recombinant Escherichia coli and its application combined with chitosan in lysing Gram-negative bacteriaEnzymatic stability of endolysin XFII. A The temperature resistance of endolysin XFII was measured by placing it at different temperatures for 2 h. Enzyme activity assay of purified endolysin at 4 °C (B) and at room temperature (C)Back to article page