This approach has been complicated by the fact that most strains of P. aeruginosa produce at least two distinct extracellular proteases (25) and that alkaline prote-ase does not possess a unique or stringent substrate specific-ity
This approach has been complicated by the factthat most strains of P. aeruginosa produce at least twodistinct extracellular proteases (25) and that alkaline prote-ase does not possess a unique or stringent substrate specific-ity