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. Author manuscript; available in PMC: 2010 Aug 19.
Published in final edited form as: J Am Chem Soc. 2009 Aug 19;131(32):11387–11391. doi: 10.1021/ja901875v

Figure 3.

Figure 3

Titration of GdDOTA-diBPEN 1 mM (triangles), and GdDOTA-diBPEN 1 mM plus 2 mM of Zn2+ (squares) with HSA. All measurements were made at 23 MHz and 37° C in 100 mM tris buffer at pH 7.6. The solid curves represent the best fit to equation 3 in supporting information.