Endotoxin-altering activity of plasma does not affect antigenicity of native protoplasmic polysaccharide.
The capacity to precipitate quantitatively with homologous antiserum of native protoplasmic polysaccharide from Escherichia coli was not reduced by incubation in human plasma; it was reduced with the immunochemically related lipopolysaccharide.
Department of Microbiology, University of Montana, Missoula, Montana 59801.
J A
JA
Rudbach
M K
MK
Luoma