level of N(G),N(G)-dimethylarginine dimethylaminohydrolase 1 in blood serum (OBA_2041251) is the amount of a N(G),N(G)-dimethylarginine dimethylaminohydrolase 1 when measured in blood serum. Also known as: blood serum N(G),N(G)-dimethylarginine dimethylaminohydrolase 1 amount.