Table 1 Plasmids used in this study

pGEM-T Easy

Cloning vector

Promega

pJMK30

Source of kan ^r cassette

[37]

pAV35

Source of cam ^r cassette

[37]

pBAD33

Contains pBAD promoter

[38]

pPGL1

C. jejuni 16 kb fragment, containing pgl gene cluster, cloned into pBR322

[24]

pRRC

Cassette cloned into pRR (fragment of rRNA gene cluster cloned into pGEM-T easy)

[39]