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jimjohntall

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[½»Á÷] ת×ù×ÓTn4351

Tn4351contains two antibiotic
resistance genes¡ªone that confers r esistance to erythromycin (Emr)in P. gingivalis and another that confers r esistance to tetracycline (Tcr) in aerobically grown E. coli. Note that Em selection will work in P. gingivalis and T c s election in E. coli ; however, the reverse is not the case. Since R751::Tn 43514 is unable to replicate in P. gingivalis cells, any Emr P. gingivalis transconjugant s hould be generated b y t ransposition of Tn 4351 from R751::Tn 43514to the P. gingivalis chromosome.
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jimjohntall

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2Â¥: Originally posted by scelab at 2012-04-04 18:52:11:
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