Preparation of Endotoxin

Abstract

WHEN a watery suspension of Gram-negative organisms is heated at 80° C for 1 h, the endotoxin is liberated into the suspending fluid, giving it a dichroic appearance; a method of preparing endotoxin on a large scale by recovering it from such a supernatant was described earlier1. In that method concentration was effected by evaporation under reduced… (More)
DOI: 10.1038/209080a0

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