The blue-green mold, Penicillium notatum, which excretes penicillin, has a laboratory rival. Last week a biochemical team led by Dr. Vincent du Vigneaud of the New York Hospital-Cornell Medical ...

He first colorfully dubbed the substance “mold juice,” later changing it to “penicillin,” after the fungus that produced it.

From January to May 1943, only 400 million units of penicillin had been made; by the time the war ended, U.S. companies were making 650 billion units a month.

The medicinal potential of penicillin was accidentally discovered by the Scottish scientist Alexander Flemming in 1928The chemical structure of penicillin was worked out using X-ray ...

This unassuming object made it possible for the first clinical trials of penicillin to take place. Most people contact the names of Florey and Chain with the story of penicillin, but their team ...

Welcome to This Day in History! On December 4th, we take a moment to reflect on significant events that have shaped our world ...

By 1943, someone finally did strike gold with the most productive penicillin mold from a musty melon—a mysterious woman history has nicknamed “Moldy Mary.” Alexander Fleming made a number of ...