|
Sample origin
|
N of invasive strains
|
a(%) Average invasion level
|
|---|
|
CD1
|
14
|
0.50 ± 0.15
|
|
CD2
|
9
|
0.40 ± 0.11
|
|
CD3
|
8
|
0.88 ± 0.27
|
|
CD4
|
0
|
--
|
|
Control 1
|
4
|
0.67 ± 0.10
|
|
Control 2
|
1
|
0.52 ± 0.15
|
|
Control 3
|
0
|
--
|
|
Control 4
|
0
|
--
|
|
Reference strains
|
E. coli LF82
|
0.95 ± 0.30
|
|
E. coli DH5α
|
0.007 ± 0.005
|
- aValues represent the mean percentages ± standard deviations of the means of internalised bacteria and are expressed as the ratio of intracellular CFU/number of bacteria used to infect cell monolayers X 100. Data represent mean and standard errors of three independent experiments, in duplicate.
- --, not determined.
