GelbChem's Enzyme Assay Cocktails provide an easy option for performing LC-MS/MS enzymatic activity assay in dried blood spots (DBS). Each vial contains the enzyme substrate and qNMR quantified internal standard, and comes with the relevant assay buffer. Evaluation of a-L-fucosidase activity is a crucial test in newborn screening for fucosidosis.
See the related paper: https://www.ncbi.nlm.nih.gov/pubmed/31235216
See the product at GelbChem.com: https://www.gelbchem.com/product-page/cocktail-for-fuca1