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.
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Colchicine is a highly poisonous alkaloid originally extracted from a type of saffron plant that is used mainly to treat gout.
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The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.
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Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.
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Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.
Regulation of heat exchange in the skin.
Overview of gas exchange between the environment, blood, and cells.
This 1795 engraving of a Stamp Act protest delineates a class division. The three British Tories—one
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The answer to “What is the proper role of children in an economy?” varies by social class, ...