FLEMING WAS BORN IN SCOTLAND IN 1881 . HE STUDIED AT THE UNIVERSITY OF LONDON. HE WAS INTERESTED IN INFECTIUS DISEASES; IN 1928 HE DISCOVERED A SUBSTANCE THAT KILLED BACTERIACOMMON TO MANY DISEASES. HE CALLED THIS SUBSTANCES ;PENICILLIN. HE RECEIVED THE NOVEL PRIZE FOR MADICIN IN 1945 . HE DIEN IN LONDON IN 1955.
miércoles, 23 de septiembre de 2009
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