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. Author manuscript; available in PMC: 2011 Jun 22.
Published in final edited form as: Cell Microbiol. 2009 Oct 27;12(3):343–361. doi: 10.1111/j.1462-5822.2009.01398.x

Table 2.

Persistence of mCherry-producing L. pneumophila KB290 in N2 nematodes “pulsed” with KB290 for three days before placement on “chase” bacterial strains for an additional five days.

Number of hours post-exposure (h)
Bacterial strain 24a 48 72 96 120
E. coli OP50 +++b +++ ++ + +
GFP-L. pneumophila KB130 + + +++ +++ +++
a

Five worms were randomly selected from each bacterial strain for fluorescent microscopic analysis.

b

Qualitative observations of the fluorescence intensity level with + representing the least intensity and +++ representing the most intensity.