Requirement for lymphocyte-macrophage interaction in the response of mouse spleen cultures to pneumococcal polysaccharide.

Animals Antibody Formation Antigens Antigens, Bacterial Culture Techniques Erythrocytes/immunology Female Hemagglutination Tests Hemolytic Plaque Technique Lymphocytes/immunology Macrophages/immunology Male Mice Polysaccharides, Bacterial Sheep Spleen/cytology,immunology Streptococcus pneumoniae/immunology

Antigens Antigens, Bacterial Polysaccharides, Bacterial