3-Nitro-L-tyrosine is used as an indicator of the formation of peroxynitrite by NO-dependent oxidative damage.
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Mohammad A.Tabrizi-Fard; Tristan S.Maurer; Ho-Leung Fung. In vivo disposition of 3-nitro-l-tyrosine in rats: Implications on tracking systemic peroxynitrite exposure. Drug Metabolism & Disposition. 1999, 27,(4), 429-431.