Ontology of Biological Attributes entry OBA_2050476 (level of N-acyl-aromatic-L-amino acid amidohydrolase, carboxylate-forming in blood) is the amount of a N-acyl-aromatic-L-amino acid amidohydrolase, carboxylate-forming when measured in blood. Also known as: blood N-acyl-aromatic-L-amino acid amidohydrolase, carboxylate-forming amount.