Chain, Sir Ernst Boris. The American Heritage® Dictionary of the English Language: Fourth Edition. 2000.

The American Heritage^® Dictionary of the English Language: Fourth Edition. 2000.

Chain, Sir Ernst Boris

PRONUNCIATION:	chn
DATES:	1906–1979
	German-born British biochemist. He isolated and purified penicillin; for this achievement he shared a 1945 Nobel Prize with Sir Alexander Fleming, who discovered penicillin in 1928.


The American Heritage^® Dictionary of the English Language, Fourth Edition. Copyright © 2000 by Houghton Mifflin Company. Published by the Houghton Mifflin Company. All rights reserved.