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History of Vaccines — A Vaccine History Project of The College of Physicians of Philadelphia

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


Ebola Virus Disease and Ebola Vaccines

Ebola virus disease reached unprecendented epidemic levels in 2014. Vaccines to prevent EVD are in clinical trials. More

Pneumococcal Disease

Streptococcus pneumoniae bacteria, also called pneumococcal bacteria, are one of the leading causes of illness in young children. They can cause pneumonia, bloodstream infections, meningitis, sinusitis, and middle ear infection. More

Different Types of Vaccines

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

The human immune system is essential for our survival in a world full of potentially dangerous microbes. More
Which vaccine-preventable disease is sometimes referred to as “the black vomit”?
Yellow fever

Yellow fever can cause internal bleeding, leading to bloody vomit. Read more