Showing posts with label lister. Show all posts
Showing posts with label lister. Show all posts

Monday, September 10, 2012

Nova Scotian-born Dr Henry Dawson and the "Invention" of systemic - natural - penicillin


The "Invention" of systemic - natural - penicillin


Discovery vs Invention
Many substances were "discovered" many years (sometimes centuries) before they were (re) "invented" as having a highly useful medical effect.