| Preparation | Concentration causing half maximal inhibition of cell proliferation (IC50, ng/ml) | |||
| NIH3T3 | KA31T | H4TG | MDCK | |
| False Smut Cell Free Extract (RFSGCFE) | >200,000 | NT | >200,000 | >200,000 |
| Ustiloxin fraction (RFSGCFE) | 50,000 ± 3500 | 10,000 ± 900 | 100,000 ± 4800 | 50,000 ± 3900 |
| Wortmannin | 15,000 ± 2200 | 10,000 ± 3600 | 20,000 ± 3700 | 20,000 ± 4200 |
| Atranone B | 7000 ± 800 | 3500 ± 50 | 7500 ± 2800 | 5000 ± 0.0 |
| Trichoverin A | >1000 | 150 ± 3.4 | 200 ± 10.2 | 500 ± 13.4 |
| Trichoverin B | >1000 | 100 ± 3.3 | 200 ± 9.3 | 400 ± 11.2 |
| Roridin E | 3.5 ± 0.04 | 1.5 ± 0.8 | 4 ± 0.03 | 3.5 ± 1.1 |
| Roridin H | 10 ± 0.09 | 3.5 ± 0.06 | 4 ± 0.04 | 5 ± 0.6 |
| Verucarin A | 1.5 ± 0.01 | 0.5 ± 0.0 | 1.5 ± 0.03 | 1 ± 0.42 |
| Verucarin J | 3.5 ± 0.15 | 1.5 ± 0.01 | 2 ± 0.03 | 2 ± 0.06 |
| Epi-isororidin E | 20 ± 4.2 | 5 ± 0.42 | 20 ± 3.3 | 15 ± 1.06 |