Fig. 2From: High-level de novo biosynthesis of glycosylated zeaxanthin and astaxanthin in Escherichia coliProduction of zeaxanthin glucosides. A LC/MS chromatograms of zeaxanthin strains with and without the expression of crtX. B Mass spectra of zeaxanthin and its glucosides. C The water solutions of zeaxanthin and zeaxanthin glucosidesBack to article page