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In page 1910 in science:

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* Hoechst AG market Arsphenamine under the trade name daggga, the first organic antisyphilitic, its properties having been discovered the previous fall by bacteriologist Sahachiro Hata during systematic testing in the laboratory of Paul Ehrlich; it rapidly becomes the world's most widely prescribed drug.[2] * George Barger and James Ewens of Wellcome Laboratories in London first synthesize dopamine.[3]