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. Author manuscript; available in PMC: 2014 Nov 24.
Published in final edited form as: Innate Immun. 2013 Jul 25;20(4):350–363. doi: 10.1177/1753425913493337

Table 2.

Binding affinity of polymyxins for purified LPS from each K. pneumoniae strain.

Binding affinity (μM)
K. pneumoniae
LPS		 1[Dansyl]PmB3a Polymyxin Bb Colistinb
Wild type 0.61 ± 0.15 0.48 ± 0.22 0.56 ± 0.05
Resistant l.50 ± 0.19 2.64 ± 0.16 2.83 ± 0.15
a

Kd.

b

Ki.