Fig. 5From: Comparative characterization of two GDP-mannose dehydrogenase genes from Saccharina japonica (Laminariales, Phaeophyceae)HPLC chromatography of SjGMD enzyme assays. a the separation of substrate GDP-Mannose; b ~ d, the separation of enzyme assay after 0, 5 and 30 min, respectively. ①, NAD+; ② and ④, unknown impurities from NAD+; ③, NADH; ⑤, GDP-Mannose; ⑥, GDP-Mannuronic acidBack to article page