N-Propyl-l-arginine, or more properly NG-propyl-l-arginine (NPA), is a selective inhibitor of neuronal nitric oxide synthase (nNOS).[1]
- ^ Zhang, Henry Q.; Fast, Walter; Marletta, Michael A.; Martasek, Pavel; Silverman, Richard B. (1997-11-01). "Potent and Selective Inhibition of Neuronal Nitric Oxide Synthase by N ω -Propyl- l -arginine". Journal of Medicinal Chemistry. 40 (24): 3869–3870. doi:10.1021/jm970550g. ISSN 0022-2623. PMID 9397167.