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. 2019 Oct 18;7:277. doi: 10.3389/fbioe.2019.00277

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Copyright © 2019 Fernandes, Carvalho and Lanceros-Mendez.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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(A) Simplified QS system of Gram-negative bacteria, general chemical formula of the signaling molecules and (B) strategies to QQ including the enzymatic degradation of AHL signals by AHL-lactonase and AHL-acylase.