Abstract
A heat-labile toxic substance has been extracted and purified by the author from culture fluid of S. entcritidis
Chemical and immunological characters of the toxin was compared with those of endotoxin. Lower content of methylpentose and higher of protein were observed in this toxin as compared with endotoxin. An unique pattern in electophpresis was showed by this toxin.
However, precipitin band in agar containning antiserum showed that there is partially common antigen between this toxin and endotoxin. Structural relation between both toxins was discussed.
© The Kitakanto Medical Society
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