This repository contains the scripts used for the following study:

CD20 is a mammalian odorant receptor expressed in a subset of olfactory sensory neurons that mediates innate avoidance of predators

Hao-Ching Jiang^1,2,3,8, Sung Jin Park^1,8, I-Hao Wang^1,2,4, Daniel M. Bear^5,6, Alexandra C. Nowlan⁷, Paul L. Greer^1,*

¹ Program in Molecular Medicine, University of Massachusetts Chan Medical School, Worcester, MA, USA ² Morningside Graduate School of Biomedical Sciences, University of Massachusetts Chan Medical School, Worcester, MA, USA ³ Program in Neuroscience, University of Massachusetts Chan Medical School, Worcester, MA, USA ⁴ Interdisciplinary Graduate Program, University of Massachusetts Chan Medical School, Worcester, MA, USA ⁵ Department of Psychology, Stanford University, Palo Alto, CA, USA ⁶ Wu Tsai Neurosciences Institute, Stanford University, Palo Alto, CA, USA ⁷ Bowles Center for Alcohol Studies, The University of North Carolina at Chapel Hill, Chapel Hill, NC, USA ⁸ These authors contributed equally ^* Corresponding author

Contact: Hao-Ching Jiang (Hao-Ching.Jiang@umassmed.edu), SungJin Park (SungJin.Park@umassmed.edu), and Paul Greer (Paul.Greer@uamssmed.edu)

CD20_DEMO folder contains the code and data for DEMO (version information, installation, instructions, etc.)

DEMO RNAseq analysis takes <10 mins (including installation) DEMO Calcium imaging analysis takes <10 mins (including installation) DEMO ezTrack analysis takes <20 mins (including installation)