1 Table of Contents: “... of Tissue Sections -- DESI Mass Spectrometry Imaging (MSI) -- Peptide Imaging: Maximizing Peptide Yield...”

2 Table of Contents: “... using Desorption Electrospray Ionization Mass Spectrometry (DESI-MS) Imaging: An Approach for Spatially...”

3 Table of Contents: “... Using a Hybrid MS System -- DESI Imaging of Small Molecules in Biological Tissues -- Desorption...”