Penicillin G acylase (PGA) remains a linchpin in the industrial synthesis of β-lactam antibiotics, with Escherichia coli serving as the primary host for its large‐scale production. The enzyme ...

John C. Sheehan, who in 1957 chemically synthesized penicillin, a feat that had been thought impossible, died March 21 of congestive heart failure at his home in Key Biscayne, Fla. He was 76 years old ...

BATTLE CREEK, Mich. (WOOD) — A West Michigan native can be thanked for the creation of synthetic penicillin, which can be used to make more effective antibiotics. John Sheehan was born in Battle Creek ...

Osaka, Japan – While we appear to live in a world of plenty, behind the scenes, sourcing sufficient amounts of key ingredients can be challenging. For example, the synthesis of certain antibiotics, ...

Scientists create powerful metallic antibiotics using robotic chemistry, capable of eliminating lethal bacteria without ...