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. 2015 Jul 31;14:37. doi: 10.1186/s12941-015-0096-y

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© Tajbakhsh et al. 2015

Open AccessThis article is distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated.

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Fig. 1 — Agarose gel electrophoresis of class 1 and 2 integrons in E. coli strains. Lane 1 1,000 bp DNA Ladder, Lane 2 positive control, Lane 3 class 1 integrons (1,900 bp), Lane 4 and 5 class 2 integrons (789 bp).