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Vaccines
A vaccine is a biological preparation that provides active acquired immunity to a particular disease. A vaccine typically contains an agent that resembles a disease-causing microorganism and is often made from weakened or killed forms of the microbe, its toxins, or one of its surface proteins. The agent stimulates the body's immune system to recognize the agent as a threat, destroy it, and to further recognize and destroy any of the microorganisms associated with that agent that it may encounter in the future. Vaccines can be prophylactic (to prevent or ameliorate the effects of a future infec
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So it's an absolute lie that has killed thousands of kids. Because the mothers who heard that lie, many of them didn't have their kids take either pertussis or measles vaccine, and their children are dead today. And so the people who go and engage in those anti-vaccine efforts -- you know, they, they kill children. It's a very sad thing, because these vaccines are important.
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The word 'vaccination' comes from vacca, the Latin word for 'cow'. This is a poignant recapitulation of the history of vaccines. The first vaccine properly so called had, as its active ingredient, the cowpox virus, a close relative of smallpox that however was much less likely to cause severe, disfiguring or lethal disease. Edward Jenner observed that milkmaids, who were often exposed to cowpox, suffered a relatively mild disease, but would be immune to the much more serious smallpox.
In an exp
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― Computational Modeling of Infectious Disease: With Applications in Python
― Computational Modeling of Infectious Disease: With Applications in Python
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Tags contributing to this page include: vaccines, vaccination, vaccinations, and vaccine
