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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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Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.
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Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.
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The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.
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People who have myopia, or nearsightedness, are not able to see objects at a distance but only up close. It occurs when the cornea is either curved too steeply, the eye is too long, or both. This condition is progressive and worsens with time. More than 100 million people in the United States are nearsighted, but only 20% of those are born with the condition. Diet, eye exercise, drug therapy, and corrective lenses can all help manage nearsightedness.
Managing large bands of grazing animals requires detailed knowledge of local landscapes, especially
Examples of Health Care Plans
Preparing a Urine Specimen for Microscopic Examination (for Classroom Evaluation Only)
Human impacts and the built environment
Jamal plans to retire in 17 years. He is saving $2000 every start of the month in a retirement ...