character: Dr. Michael Lee
topic: How Vaccines Trigger the Immune System
grade: 11
subject: Science
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character: Dr. Jane Smith
topic: Understanding Immune Responses to Vaccines
grade: 11
subject: Science
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character: Professor Emma Johnson
topic: The Role of Antibodies in Vaccine Efficacy
grade: 11
subject: Science
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character: Dr. Robert Brown
topic: Exploring the Mechanisms of Vaccine-Induced Immunity
grade: 11
subject: Science
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