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. 2012 Mar 1;2:13. doi: 10.3389/fcimb.2012.00013

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Copyright © 2012 Liu, Semino-Mora and Dubois.

This is an open-access article distributed under the terms of the Creative Commons Attribution Non Commercial License, which permits non-commercial use, distribution, and reproduction in other forums, provided the original authors and source are credited.

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Illustration of the expression of H. pylori 16S rRNA, nudA, and chloramphenicol resistance cassette (CAM) in AGS cells infected with H. pylori J99 WT (A,B) and ΔnudA allele (C,D). (A) 16S rRNA and nudA expression and complete merge of the two genes (green, red, and yellow, respectively). (B) 16S rRNA expression, no expression of CAM, and no merge. (C) 16S rRNA expression, no expression of nudA, and no merge. (D) 16S rRNA and CAM expression and complete merge of the two genes (green, red, and yellow, respectively). Original magnification: 1,000×.