TY - RPRT TI - Multimodal Imaging Mass Spectrometry of Murine Gastrointestinal Tract with Retained Luminal Content Shows Molecular Localization Patterns AU - Guiberson, E. R. AU - Wexler, A. G. AU - Good, C. J. AU - Skaar, E. P. AU - Spraggins, J. M. AU - Caprioli, R. M. PY - 2021 DO - 10.1101/2021.10.03.462819 UR - https://www.biorxiv.org/content/10.1101/2021.10.03.462819v1 ID - 10.1101/2021.10.03.462819 ER -