00:58Ambient, Vacuum, and Heat-Mediated Drying of Clostridioides difficile and Enterococcus faecalis Bacterial Macrocolonies
02:33MALDI Matrix Application via Robotic Spraying
03:12Preparing Bacterial Macrocolonies for MALDI Imaging Mass Spectrometry Data Acquisition
04:37Imaging Mass Spectrometry Data Analysis and Compound Identification
05:57Cryosectioning of Noninfected Control Versus Clostridioides difficile-Infected Mouse Cecal Tissues
07:45Preparation of Noninfected Control Versus Clostridioides difficile-Infected Mouse Cecal Tissues for Matrix Application and MALDI Imaging Mass Spectrometry
08:08Results: Imaging Mass Spectrometry Analysis of Bacterial Macrocolonies and Infected Murine Cecal Tissues
A novel sample preparation method is demonstrated for the analysis of agar-based, bacterial macrocolonies via matrix-assisted laser desorption/ionization imaging mass spectrometry.