Skip to main content

Table 5 Cellular components of E. coli strains BL21, BL21/pOri1 and BL21/pOri2 cultured in the chemostat system at different growth rates.

From: Effects of the presence of ColE1 plasmid DNA in Escherichia coli on the host cell metabolism

Component

Biomass g (g biomass)-1

 

Various growth ratesa

0.2 h-1

 

BL21

BL21/pOri1

BL21/pOri2

All strains

Protein

0.620

0.615

0.611

0.610

Lipid

0.119

0.109

0.102

0.102

RNA

0.185

0.200

0.205

0.211

Chromosomal DNA

0.031

0.031

0.031

0.031

Plasmid

0

0.0002

0.0019

b

LPS

0.015

0.015

0.015

0.015

Peptidoglycan

0.015

0.015

0.015

0.015

Glycogen

0.015

0.015

0.015

0.015

  1. a The following growth rates were determined when bacteria were cultured in the batch cultivation: BL21, 0.46 h-1; BL21/pOri1, 0.39 h-1; BL21/pOri2, 0.29 h-1.
  2. b Plasmid DNA concentrations in BL21, BL21/pOri1, and BL21/pOri2 were 0, 0.0004, and 0.0020 g (g biomass)-1, respectively.