Table 1

Analysis of gene expression in EDL933, E. coli C, and their mutants by qRT-PCR
Carbon Sourcea Strain Relative expression of genes in EDL933 and E. coli Cb
agaA agaS nagA nagB
Glycerol EDL933/E. coli C 1/1 1/1 1/1 1/1
Aga EDL933/E. coli C 375/32 495/62 1/1 1/1
GlcNAc EDL933/E. coli C 1/3 1/3 12/16 24/23
Glycerol EDL933 ∆agaA /E. coli C ∆agaA ND/NDc 1/1 1/1 1/1
Aga EDL933 ∆agaA /E. coli C ∆agaA ND/ND 699/86 16/7 28/9
GlcNAc EDL933 ∆agaA /E. coli C ∆agaA ND/ND 5/3 12/9 20/13
Glycerol EDL933∆nagA /E. coli C ∆nagA 2/0.5 2/0.2 ND/ND 61/19
Aga EDL933∆nagA /E. coli C ∆nagA 820/179 917/93 ND/ND 8/2

a Carbon source used for growth.

b The relative expression values after the forward slash is that of E. coli C.

c ND indicates not detected.

Hu et al.

Hu et al. BMC Microbiology 2013 13:94   doi:10.1186/1471-2180-13-94

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