Biofilms 4 CD11b antigen 4 CD18 antigen 4 CD66b antigen 4 Cytokines 4 DNA 4 DNA, Bacterial 4 Extracellular Fluid 4 Humans 4 Microscopy, Confocal 4 Neutrophil Activation 4 Neutrophils 4 Pseudomonas aeruginosa article 4 bacterial DNA 4 bacterial strain 4 biofilm 4 biosynthesis 4 chemistry 4 confocal microscopy 4 controlled study 4 cytokine 4 cytokine release 4 degradation 4 deoxyribonuclease I 4 extracellular fluid 4 extracellular matrix 4 growth, development and aging 4 human 4 immunology 4