Table 1 Biofilm chemical composition.
From: Characterization of structures in biofilms formed by a Pseudomonas fluorescens isolated from soil
Analyte | Analysis method | Mass concentration (μg mg-1)a |
|---|---|---|
Calcium | ICP-AES | 29.9 |
Magnesium | ICP-AES | 10.1 |
Total proteins | UV absorption | 490 |
Total proteinsb | Folin reaction (Lowry assay) | 240 |
Acidic polysaccharidesc | Phenol-sulfuric acid reaction | 79 |
Neutral polysaccharidesc | Phenol-sulfuric acid reaction | 67 |
Nucleic acids | UV absorption | 46 |
DNA | DAPI-fluorescence | 5.4 |