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. Author manuscript; available in PMC: 2009 Aug 15.
Published in final edited form as: J Chromatogr A. 2008 Jun 22;1202(1):75–82. doi: 10.1016/j.chroma.2008.06.020

Figure 1.

Figure 1

Chemical Structures. Shown are TP-TPS, the disulfide of thiopropyl-Sepharose with 2-thiopyridine; MNB-TPS, disulfide of thiopropyl-Sepharose with 2-nitro-5-thio-benzoate; DTNB, 5,5′-dithio-2-nitrobenzoate; DTP, 2,2′-dithiopyridine; MNB, 2-nitro-5-thio-benzoate; TP, 2-thiopyridone.