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(A) Floc stained with Syto 63 (red), ConA (blue), and FITC (green) and viewed with a ×10 objective lens. Scale, 100 μm. The majority of EPS is localized at a flocculent center, whereas some polysaccharides are present around filamentous fungi. (B) Three-dimensional projection of a 130-μm stack of optical sections from the outer edge of a granule. Cells (red) and polysaccharides (blue) are evident. Scale, 100 μm. Cells are embedded in a large polysaccharide matrix.
