Fig. 2From: Characterization of cold-active trehalose synthase from Pseudarthrobacter sp. for trehalose bioproductionSDS-PAGE analysis of recombinant PaTreS expression in E. coli BL21(DE3) A and PaTreS purification B. The recombinant strain was cultivated at 25 °C and induced with 0.1, 0.25, and 0.5 mM IPTG for 3 h. Lane M: standard protein markerBack to article page