9Morten H. Alginate overproduction affects pseudomonas aeruginosa biofilm structure and function. Journal of Bacteriology,2001, 183 ( 18 ) :5395-5401.
10John JC. Oxygen-mediated regulation of biofilm development Is controlled by the alternative sigma factor-B in staphylococcus epidermidis. Applied and environmental microbiology ,2009,75 ( 1 ) : 261-264.