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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As of mid-2016, 18.2 million people were receiving advanced retroviral therapy (ART) worldwide. This represents between 43–50% of the 34–39.8 million people living with HIV.
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Illicit drug use costs the United States approximately $181 billion every year.
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Lower drug doses for elderly patients should be used first, with titrations of the dose as tolerated to prevent unwanted drug-related pharmacodynamic effects.
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The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."
Living in groups and the many eyes hypothesis.
These top and side views reveal the R groups extending out from the β sheet and emphasize
Evolution of the Sun's luminosity, radius and effective temperature compared to the present Sun
Basic Food Groups and Their Major Nutrients (Continued)
Nursing: A Concept-Based Approach to Learning, Volume I
Animated! Organisms are classified into groups according to their characteristics