Abstract
Summary
Warm hemagglutinins were produced in chickens inoculated with suspensions of living or dead Mycophsma gallisepticum, with higher titers being produced by living organisms. Killed suspensions of Salmonella typhimurium, Pasteurella multocida or Haemophilus gallinarum gave negative results. The peak of M. gallisepticum rapid serum plate agglutination did not appear to be correlated with hemagglutination titers.
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