After parenteral immunization with Aeromonas salmonicida
cells, the agglutination activity in juvenile coho salmon (Oncorhynchus
kisutch) serum was associated with the macroglobulin serum fraction.
Antibody activity was diminished by 30 minutes exposure to 50 C
but not 45 C. Reduction with 2-mercaptoethanol and alkylation
markedly lowered but did not completely...