label: Reduced sepiapterin reductase activity in cultured fibroblasts
label_lc: reduced sepiapterin reductase activity in cultured fibroblasts
description: "Activity of sepiapterin reductase (7,8-dihydrobiopterin:NADP+ oxidoreductase; EC 1.1.1.153) below the lower limit of normal in cultured fibroblasts."