| Active principles | Rating | Bibliogr. | Expand | |
|---|---|---|---|---|
| 1 | Xanthenes | 100 | + | |
| 2 | Flavins | 20 | + | |
| 3 | Acridines | 14 | + | |
| 4 | Phenanthridines | 11 | + | |
| 5 | Phenothiazines | 10 | + | |
| 6 | Dactinomycin | 8 | + | |
| 7 | Carbazoles | 8 | + | |
| 8 | Dibenzoxepins | 8 | + | |
| 9 | Dibenzazepines | 3 | + | |
| 10 | Carbolines | 2 | + | |
| 11 | Psoralens | 2 | + | |
| 12 | Phenanthrolines | 1 | + |