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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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Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.

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Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.

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Side effects from substance abuse include nausea, dehydration, reduced productivitiy, and dependence. Though these effects usually worsen over time, the constant need for the substance often overcomes rational thinking.

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On average, the stomach produces 2 L of hydrochloric acid per day.

(a) With few ticks, moose retain a brown coat; (b) at high numbers of ticks, moose self-groom, destr (a) With few ticks, moose retain a brown coat; (b) at high numbers of ticks, moose self-groom, destr
Voltmeter hook-ups for voltage-drop testing of a GM-type cranking circuit. Voltmeter hook-ups for voltage-drop testing of a GM-type cranking circuit.
How to rearrange formulas to isolate for a variable How to rearrange formulas to isolate for a variable
The developing and emerging nations have high rates of population growth The developing and emerging nations have high rates of population growth
In the retina, there are two types of light receptor cells: Rods are sensitive to differences in lig In the retina, there are two types of light receptor cells: Rods are sensitive to differences in lig
Video: Non-specific disease resistance mechanisms & Skin's defense barriers

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