PERCY JULIAN
(Percy Lavon Julian)
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Julian, the chemist who developed the industrial process of producing human steroids from soybeans, was the most famous and accomplished African American chemist at the time and the first Black laboratory director in America.
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Percy Lavon Julian was an American research chemist and a pioneer in the chemical synthesis of medicinal drugs from plants. He was the first to synthesize the natural product physostigmine and was a pioneer in the industrial large-scale chemical synthesis of the human hormones progesterone and testosterone from plant sterols such as stigmasterol and sitosterol. His work laid the foundation for the steroid drug industry's production of cortisone, other corticosteroids, and birth control pills.