This article has been accepted for publication and undergone full peer review but has not been through the copyediting, typesetting, pagination and proofreading process, which may lead to differences between this version and the Version of Record. Please cite this article as doi: 10.1111/EXD.14098 This article is protected by copyright. All rights reserved MS. KATHERINE G. THOMPSON (Orcid ID : 0000-0003-3532-0779) Article type : Regular Article Title: Comparison of the skin microbiota in acne and rosacea Short Title: Skin microbiota in acne and rosacea Article Type: Regular article Katherine G. Thompson, 1 Barbara M. Rainer, 1,2 Corina Antonescu, 3 Liliana Florea, 3 Emmanuel F. Mongodin, 4 Sewon Kang, 1 Anna L. Chien 1 1 Department of Dermatology, Johns Hopkins University, Baltimore, MD 2 Department of Dermatology, Medical University of Graz, Graz, Austria 3 Institute of Genetic Medicine, Johns Hopkins University, Baltimore, MD 4 Institute for Genome Sciences, University of Maryland School of Medicine, Baltimore, MD Corresponding Author: Anna L. Chien, MD Department of Dermatology Johns Hopkins School of Medicine 601 N. Caroline St., Suite 8033 Baltimore, MD 21287 Telephone: 410-502-7546 Fax number: 410-502-2309 Accepted Article