Skip to main content

Table 1 Comparison of doubling time (= τ) observations based on total aerobic plate counting with growth time (= TAPC[t]), time to 1/2-maximal OD with growth time (= tm[t]), and optical density at 590 nm with time (= OD[t]) in either LB broth or MM at 37°C.

From: Evidence for a bimodal distribution of Escherichia coli doubling times below a threshold initial cell concentration

Method

τ (min) -- LB

  
 

Exp. 1

2

3

average

F2,4

TAPC[t]

18.6

17.3

18.1

18.0

3.43

tmi]

17.1

17.4

16.8

17.1

P > 0.1

OD[t]

17.9

17.9

17.7

17.8

 

Method

τ (min) --MM

  
 

Exp. 1

2

3

average

F2,4

TAPC[t]

52.7

50.1

51.9

51.6

0.886

tmi]

50.8

59.9

52.1

54.3

P >> 0.1

OD[t]

50.1

53.8

49.4

51.1