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. 2010 Jul 23;398(2):254–259. doi: 10.1016/j.bbrc.2010.06.069

Table 1.

Modification of phage λv.o by GFP-MTase protects the phage DNA against the EcoKI R/M system.

Phage recovered from NM1261(DE3) containing the following plasmids Strain used for plating of recovered phage Titre of phage on plating strain (pfu/ml)
pBIO2 NM1261(DE3) r−m− 3.0 × 108
pBIO2 NM1049(DE3) r+m+ 1.4 × 104
pJFMS NM1261(DE3) r−m− 0.8 × 108
pJFMS NM1049(DE3) r+m+ 1.2 × 108
pJFMSEGFP NM1261(DE3) r−m− 1.4 × 108
pJFMSEGFP NM1049(DE3) r+m+ 1.5 × 108