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. 2020 Oct 28;10(11):1491. doi: 10.3390/biom10111491

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© 2020 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/).

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Quantitative analysis of genomic PT modification by LC-MS/MS. (A,B) LC-MS/MS analysis of the PT-linked dinucleotides from E. coli B7A. (C) HPLC analysis of gDNA from E. coli B7A. (D) The number of PT-modified dinucleotides per 10⁶ nt of DNA in E. coli B7A. Error bars are calculated as the s.d. of three independent biological replicates.