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. 2000 Aug 29;97(18):10191–10196. doi: 10.1073/pnas.97.18.10191

Table 1.

Allelic replacement of pyrF by using SCE jumping

Recipient strain −Ura in minimal
+Ura in minimal
SmrGmrCbr SucrFOAr SmrGmrCbr SucrFOAr
SW658 1.7  × 104 0/25 3.4  × 104 12/25
SWSce 0 0 0.9  × 104 28/28

Suicide plasmid pSWΔFGm was transferred conjugally from E. coli donor into P. aeruginosa recipients SWSce (contains I-SceI-expressing plasmid) or SW658 (contains parent plasmid pJB658). After overnight mating at 37°C, transconjugants were plated onto minimal medium containing Sm, Gm, and Cb with or without Ura. Data are recorded as number of Smr, Gmr, and Cbr isolates per 108 recipients. Representative isolates were tested for Suc and FOA sensitivity.