8:41Integration of Miniaturized Solid Phase Extraction and LC-MS/MS Detection of 3-Nitrotyrosine in Human Urine for Clinical Applications0 views•2017•Cited by 1•Chemistry•Human BiologyXiaoguang Sunny Li1, Shu Li1, Melissa Ahrens2, Gottfried Kellermann1,2Xiaoguang Sunny Li1Shu Li1Melissa Ahrens2Gottfried Kellermann1,21Pharmasan Labs, Inc., 2NeuroScience, Inc.Pharmasan Labs, Inc.NeuroScience, Inc.