Table 2.

Endotoxin concentration before and after polymyxin treatment of the LPS positive control (50 EU/ml=3.5 ng/ml) and glucan stock solutions (1mg/ml) as determined by the LAL assay; LOD=0.003 ng/ml.

	LPS concentration (ng/ml)
	Before Polymyxin treatment	After Polymyxin treatment
LPS control	2.72	0.065
baker’s yeast glucan	<LOD	<LOD
barley β-glucan	0.079	0.012
curdlan	0.058	0.008
laminarin	<LOD	<LOD
lichenan	0.208	0.039
oat β-glucan	0.150	0.061
pachyman	0.033	<LOD
paramylon	<LOD	<LOD
pullulan	210	10
pustulan	0.024	<LOD
schizophyllan	0.024	<LOD
scleroglucan	<LOD	<LOD
xyloglucan	1071	362