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Perfluorooctanoic Acid for Shotgun Proteomics

Figure 4

Plots compare the intensities of ¹⁶O- and ¹⁸O-labeled peptides.

Linear regression analysis was performed on a total of 377 peptides. The equations and R² values for the regression line are shown.

doi: https://doi.org/10.1371/journal.pone.0015332.g004