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.
Did you know?
The horizontal fraction bar was introduced by the Arabs.
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The familiar sounds of your heart are made by the heart's valves as they open and close.
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More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.
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Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.
Rise of the mobile phone
A recruiting poster for the “True Sons of Freedom” encouraged African Americans to enlist. In fact,
A typical bank statement.
Attributed to Kojo Bonsu Final of an Okyeame Poma (SPEAKER'S STAFF)