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. Author manuscript; available in PMC: 2011 Sep 1.
Published in final edited form as: Anal Chem. 2010 Sep 1;82(17):7515–7519. doi: 10.1021/ac1016858

Figure 1.

Figure 1

Representative mass spectra of cytochrome c from solutions containing the listed modifiers, each at concentration optimal for “supercharging”. The highest peak in each spectrum is reported as a percentage of the highest peak in the DMSO spectrum.