The History of Vaccines explores the role of immunization in the human experience and examines its continuing contributions to public health

About This Project

Chickenpox (Varicella)

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Chickenpox is an illness caused by the Varicella zoster virus. It was once an almost universal childhood illness. It is much less common now owing to widespread vaccination. More

Biological Weapons, Bioterrorism, and Vaccines

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A biological attack may seem more like a plot element in an action film than a realistic threat. Biological attacks, however, have occurred in the past. A collection of U.S. government agencies are involved in planning responses to potential biological attacks. More

Different Types of Vaccines

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Vaccines are made using several different processes. They may contain live viruses that have been attenuated (weakened or altered so as not to cause illness); inactivated or killed organisms or viruses; inactivated toxins (for bacterial diseases where toxins generated by the bacteria, and not the bacteria themselves, cause illness); or merely segments of the pathogen (this includes both subunit and conjugate vaccines). More

The Human Immune System and Infectious Disease

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The human immune system is essential for our survival in a world full of potentially dangerous microbes. More
For which of the diseases below is there NOT a vaccine?
Human papillomavirus (HPV)
Yellow fever
AIDS
Hepatitis A
C

Scientists haven’t succeeded in developing a vaccine to prevent AIDS. Read more