Figure 3. Confocal micrograph of a colony of Navicula sp. D stained with concanavalin a-FITC (a). Colony seen from above. Red areas are the chloroplasts in cells, green/yellow areas are the polymer matrix. (b). Identical image to (a). but with the autofluorescence of the chloroplast removed using the image analysis software of the microscope (Imaris) leaving only the matrix EPS visible. (c). Side-view of the same colony ( height 90µm).Bar = 50µm.
Microbiology and ImmunologyMontana State University
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