Table 1.
Classes of substances evidenced, and their reagents used in E. brasiliensis colleters and its secretion.
| Substance class | Reagents | Result of reaction∗ |
|---|---|---|
| Pectins | Coriphosphine | +++ |
| Mucilage and pectic substances | Ruthenium red | +++ |
| Total lipids | Sudan III | ++ |
| Total lipids | Sudan black B | +++ |
| Neutral lipids | Nile blue sulfate | +++ |
| Terpenes | Nadi reagent | ++ |
| Phenolic compounds | Ferric chloride | ++ |
| Proteins | Aniline blue black | + |
∗The intensity of reactions was indicated by: +++ (very intense reaction); ++ (intense reaction); + (little intense reaction).