(1906–79), German-born British biochemist. With Howard Florey he isolated and purified penicillin and in 1945 they shared a Nobel Prize with Alexander Fleming.
Definition of Chain, Sir Ernst Boris in US English:
Chain, Sir Ernst Boris
proper nounCHān
(1906–79), British biochemist; born in Germany. With Howard Florey, he isolated and purified penicillin. Nobel Prize for Physiology or Medicine (1945), shared with Florey and Alexander Fleming.