Antibiotics – natural or not?

How did “antibiotics” so freely dispensed come about? Well, Alexander Fleming, Scottish physician, biologist, pharmacologist and botanist returned from holiday on September 3, 1928, he looked at his petri dishes containing colonies of Staphylococcus, bacteria that cause boils, sore throats and abscesses  He found something unusual on one dish. It was dotted with colonies, save