bioRxiv preprint doi: https://doi.org/10.1101/2020.05.14.096016; this version posted May 15, 2020. The copyright holder for this preprint (which was not certified by peer review) is the author/funder. All rights reserved. No reuse allowed without permission. 1 Transcriptional profiling reveals TRPM5-expressing cells involved in viral infection in the 2 olfactory epithelium 3 4 B. Dnate’ Baxter1,2,‡, Eric D. Larson3 ‡, Paul Feinstein4, Arianna Gentile Polese1,2, Andrew N. 5 Bubak5, Christy S. Niemeyer5, Laetitia Merle1,2, Doug Shepherd6, Vijay R. Ramakrishnan3, 6 Maria A. Nagel5, and Diego Restrepo1,2,* 7 8 1Neuroscience Graduate Program, University of Colorado Anschutz Medical Campus, Aurora, 9 CO 80045, USA 10 2Department of Cell and Developmental Biology, University of Colorado Anschutz Medical 11 Campus, Aurora, CO 80045, USA 12 3Department of Otolaryngology, University of Colorado Anschutz Medical Campus, Aurora, CO 13 80045, USA 14 4Department of Biological Sciences, Hunter College, CUNY, New York, NY, 10065, USA 15 5Department of Neurology, University of Colorado Anschutz Medical Campus, Aurora, CO 16 80045, USA 17 6Department of Pharmacology, University of Colorado Anschutz Medical Campus and 18 Center for Biological Physics and Department of Physics, Arizona State University, USA 19 20 21 22 ‡Co-first authors 23 *Corresponding author: Diego Restrepo,
[email protected] 24 bioRxiv preprint doi: https://doi.org/10.1101/2020.05.14.096016; this version posted May 15, 2020. The copyright holder for this preprint (which was not certified by peer review) is the author/funder. All rights reserved. No reuse allowed without permission. 25 Understanding viral infection of the olfactory epithelium is essential because smell loss can 26 occur with coronavirus disease 2019 (COVID-19), caused by severe acute respiratory syndrome 27 coronavirus clade 2 (SARS-CoV-2), and because the olfactory nerve is an important route of 28 entry for viruses to the central nervous system.