Enzymatic cycling methods have been designed for amplifying sensitivity to assay a small amount of substrate or enzyme activity.1) Earlier studies on enzymatic cycling methods were described on DAN+, NADP+, and CoA.2-4) Thio-NAD+ (1) contributed to improvement of the enzymatic cycling method.1,5)
Conversion of MVA to HMG-CoA by HMG-CoA reductase6)