Fig. 2From: Combinatorial approach for improved cyanidin 3-O-glucoside production in Escherichia coliFunctionality assay of newly constructed piBRTrc and piBRUV5 vectors (a) SDS-PAGE analysis showing the expression of aprr in piBRTrc-aprr, piBRUV5-aprr, piBR181-aprr, and control (C) with empty pET28a (+) vector. b Visualization of gfp expression in piBR181-gfp, piBRTrc-gfp, piBRUV5-gfp harboring E. coli BL21 (DE3), and control (C) under blue light emissionBack to article page