Methodology Report

A Proteomic Approach for Plasma Biomarker Discovery with iTRAQ Labelling and OFFGEL Fractionation

Figure 2

Venn diagram presenting the number of total plasma proteins identified with two or more peptides (in brackets, with one peptide) after immunoaffinity depletion of high-abundant proteins (IM), hexapeptide ligand library treatment (PM) or both prefractionation methods.