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. Author manuscript; available in PMC: 2019 Feb 1.
Published in final edited form as: ACS Nano. 2018 Feb 22;12(3):2292–2310. doi: 10.1021/acsnano.7b07281

Table 2.

Endotoxin Levels in UV or Heat-Inactivated Samples

particle endotoxin (Eu/ml) LPS bound in internal spike (%)
CloisNa 0.07 ± 0.08 63.5a
Clois30B 0.05 ± 0.08 53.1a
I-CloisNa 0.06 ± 0.08 28.7a
I-Clois30B 0.06 ± 0.08 45.4a
crystalline silica (heat inactivated) 0.07 ± 0.08 6.4
a

Significant differences compared to benchmark particle (p < 0.05).