Table 1:

Lipid A composition (%) in the outer leaflet of the OM in PAK [14]

Lipid A species	Control	Polymyxin B treated
Hexa-lipid A	42.5 ± 0.46	11.7 ± 1.13
Penta-lipid A	57.5 ± 0.46	67.7 ± 3.16
L-Aminoarabinosylated hexa-LA	0	1.24 ± 0.31
L-Aminoarabinosylated penta-LA	0	19.4 ± 3.44
Total	100	100