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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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The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").
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A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.
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Drugs are in development that may cure asthma and hay fever once and for all. They target leukotrienes, which are known to cause tightening of the air passages in the lungs and increase mucus productions in nasal passages.
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In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.