character: Dr. Samuel Johnson
topic: The Role of White Blood Cells in Immunity
grade: 11
subject: Science
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character: Louis Pasteur
topic: Vaccination and Immune Response
grade: 11
subject: Science
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character: Paul Ehrlich
topic: Antibodies and Their Function
grade: 11
subject: Science
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character: Robert Koch
topic: Bacteria and the Immune System
grade: 11
subject: Science
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