Abel, John Jacob

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US biochemist, discoverer of adrenaline. He studied the chemical composition of body tissues, and this led, in 1898, to the discovery of adrenaline, the first hormone to be identified, which Abel called epinephrine. He later became the first to isolate amino acids from blood.

Red, white, and blue recall the French tricolour. Red, yellow, and green are the pan-African colours. Red represents the common blood of mankind which links African and European nations. Effective date: 1 December 1958. >>