the action of p-tertiary amylphenol , cetrimide and polymyxin b sulphate , showed that cells grown on the media containing alanine were most susceptible to the action of the phenol and cetrimide , whilst cells grown on the media containing cystine were most resistant to the action of polymyxin .
C0001714
polymyxin b sulphate
C0032539
polymyxin