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. 2013 Jan;164(1):1-5.
doi: 10.1016/j.resmic.2012.09.004. Epub 2012 Sep 17.

Natural lysogenization and transduction in Salmonella enterica serovar Choleraesuis by bacteriophage P1

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Natural lysogenization and transduction in Salmonella enterica serovar Choleraesuis by bacteriophage P1

Marcela León et al. Res Microbiol. 2013 Jan.

Abstract

It has been reported that bacteriophage P1 injects DNA into serovar Choleraesuis without evidence of productive infection. However, we found that P1 generates progeny and is capable of transduction in serovar Choleraesuis. This is not the case with other serovars of Salmonella enterica we tested. Therefore, P1 could play a role in serovar Choleraesuis evolution and contribute to its genetic manipulation and analysis.

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Figures

Fig. 1
Fig. 1
A. Spots tests of P1 lysogens. 1 and 3 correspond to two different Cmr derivates of serovar Choleraesuis χ3246 obtained by infection with P1cml,clr100; 5 corresponds to E. coli χ1912T; 2 and 4 correspond to a duplicate (two independent colonies) of wild-type serovar Choleraesuis χ3246; 6 corresponds to E. coli C χ1912C. B. LPS profile; C. PCR verification of traJ gene (500 bp) present in pLM2, outer lanes are 1 kb and 100 bp DNA ladder respectively; D. Plasmid profile and antibiotic patterns of the bacterial strains indicated.

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