The biofilm forming abilities of strains used in this
study is shown in Table 1. All strains produced biofilm.
Biofilm increased until the 48 h of incubation in all strains.
Interestingly by the 72 h of incubation biofilm increased
in E. coli strain and L. monocytogenes (H7762) but dropped
in L. monocytogenes, S. aureus and E. coli O157:H7. All the
strains produced cellulose at 24, 48 and 72 h incubation in
this study but not with a definite trend (Table 1). An inverse
relationship was demonstrated between cellulose and biofilm
production in all pathogens, except for E. coli O157:H7 which
had a strong positive correlation.