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. 2000 Jun;68(6):3210–3218. doi: 10.1128/iai.68.6.3210-3218.2000

TABLE 1.

NPN permeability of S-LPS aggregates of E. coli, O. anthropi, and B. abortus, and effect of EDTA and polymyxin B

Agent added Fluorescence (RFU)a obtained with S-LPS aggregates from:
E. coli O. anthropi O. anthropi-B. abortus B. abortus
None 3 ± 1 4 ± 1 5 ± 1 6 ± 1
10 μM NPN 39 ± 6 38 ± 3 49 ± 2 54 ± 3
10 μM NPN + 2.5 μM EDTA 104 ± 2 47 ± 2 57 ± 2 61 ± 2
10 μM NPN + polymyxin B (70 U/ml) 220 ± 2 200 ± 5 177 ± 7 129 ± 3
a

Mean ± standard deviation of 10 measurements.