Journal Pre-proof Efflux pumps of Gram-negative bacteria in brief Ibtesam Ghadban Auda, Istabreq M. Ali Salman, Jamella G. Auda PII: S2452-0144(20)30080-7 DOI: https://doi.org/10.1016/j.genrep.2020.100666 Reference: GENREP 100666 To appear in: Gene Reports Received date: 18 January 2020 Revised date: 30 March 2020 Accepted date: 31 March 2020 Please cite this article as: I.G. Auda, I.M. Ali Salman and J.G. Auda, Efflux pumps of Gram-negative bacteria in brief, Gene Reports (2018), https://doi.org/10.1016/ j.genrep.2020.100666 This is a PDF file of an article that has undergone enhancements after acceptance, such as the addition of a cover page and metadata, and formatting for readability, but it is not yet the definitive version of record. This version will undergo additional copyediting, typesetting and review before it is published in its final form, but we are providing this version to give early visibility of the article. Please note that, during the production process, errors may be discovered which could affect the content, and all legal disclaimers that apply to the journal pertain. © 2018 Published by Elsevier.