Sir Alexander Fleming – Selldon Photography

Penicillin was Discovered (1928)

Sep. 28, 2025Selldon2900 People in History, Selective Coloration1928, 28/09, Antibiotic, Antibiotics, Penicillin, Sir Alexander Fleming

Penicillins (P, PCN or PEN) are a group of β-lactam antibiotics originally obtained from Penicillium moulds, principally P. chrysogenum and P. rubens. Most penicillins in clinical use are synthesised by…