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In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.
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Interferon was scarce and expensive until 1980, when the interferon gene was inserted into bacteria using recombinant DNA technology, allowing for mass cultivation and purification from bacterial cultures.
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In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.
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Cyanide works by making the human body unable to use oxygen.
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More than 34,000 trademarked medication names and more than 10,000 generic medication names are in use in the United States.