Polymyxin B [1404-26-8]

Polymyxin B is a polymyxin antibiotic with antimicrobial activity that acts by binding with high affinity to the LPS of the bacterial wall and by increasing the permeability of the bacterial cell membrane, and is used in the study of infections caused by drug-resistant (XDR) Gram-negative bacteria (GNB) Polymyxin B is used in the study of endotoxemia.