Inhibition of Keratinization (ED-50)¹ |
| |||
Retinoid | SoRI No. | BP-HTOC Assay | Standard HTOC Assay | |
t-Retinoic acid | 4.0 × (E−12) | 2.0 × (E−11) | ||
13-cis-Retinoic acid | 6618 | 1.0 × (E−11) | 3.3 × (E−10) | |
t-4-Oxoretinoic acid | 6621 | 4.0 × (E−11) | 1.0 × (E−9) | |
t-Retinol | 6631 | 3.5 × (E−10) | 2.4 × (E−9) | |
13-cis-Retinol | 6632 | 1.0 × (E−10) | 4.0 × (E−9) | |
t-4-Hydroxyphenylretinamide | 6612 | 1.5 × (E−10) | 3.5 × (E−9) | |
14-Carboxyretinoic acid | 6637 | 3.3 × (E−9) | 1.0 × (E−8) | |
N-(t-Retinoyl)-leucine | 6623 | 4.0 × (E−9) | 2.0 × (E−8) | |
N-(t-Retinoyl)-alanine | 6628 | 5.0 × (E−9) | 2.5 × (E−8) | |
14-[Ethylamino)-carbonyl]- | ||||
retinoic acid | 6728 | 1.0 × (E−8) | 2.7 × (E−8) | |
14[(Ethylamino)-carbonyl] | ||||
13-cis retinoic acid | 6727 | 1.0 × (E−8) | 3.5 × (E−8) | |
N-(t-Retinoyl)phenylalanine | 6729 | 3.5 × (E−7) | 1.0 × (E−6) |