Evidence of the Existence of a Pre-Opsonin in Normal Serum, Convertible into Active Opsonin by the Addition of any Micro-Organism-Lowering and Ultimate Suppression of Opsonic Power of Normal Serum to all Organisms by the Addition of One.
Yorke
W
W
The Thompson-Yates and Johnston Laboratories, University of Liverpool.
Smith
C H
CH