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. Author manuscript; available in PMC: 2009 Dec 15.
Published in final edited form as: Anal Biochem. 2008 Sep 7;383(2):174–179. doi: 10.1016/j.ab.2008.08.033

Figure 2.

Figure 2

Figure 2

Mass spectra of sirtuin metabolite OAADPr and internal standard 13C-OAADPr. Mass spectra were acquired using 10 μM of A) OAADPr (m/z 600.072) and B) 13C-OAADPr (m/z 601.075) in 50 % acetonitrile, using a TriVersa NanoMate coupled to a Thermo Scientific LTQ-FT operated in negative mode.