Hyaluronic Acid Derived from Other Streptococci Supports Streptococcus pneumoniae In Vitro Biofilm Formation

Figure 3

Scanning electron microscope image of S. pneumoniae biofilms formed in 24-well tissue culture plate. (a) Biofilm formed in YE medium supplied with 0.2 % hyaluronic acid. (b) Biofilm formed in YE medium supplied with 0.2% glucose. (c) Biofilms formed in YE medium only.

(a)

(b)

(c)