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| Chemical Name | Dosage | Reference |
|---|---|---|
| TRANS-TRANS-5-ETHYL-4,6,7-TRITHIA-2,8-DECADIENE-4-S-OXIDE | not available | Duke, 1992 * |
| TROLOX | IC50 (uM) =1000 | Duke, 1992 * |
| URSOLIC-ACID | not available | Ringbom, T., Seguar, L., Noreen, Y., Perera, P., Bohlin, L. 1998. Ursolic Acid from Plantago major, a Selective Inhibitor of Cyclooxygenase-2 Catalyzed Prostaglandin Biosynthesis. J. Nat. Prod., 61(10): 1212-1215. |
| URUSHIOL | not available | Williamson, E. M. and Evans, F. J., Potter's New Cyclopaedia of Botanical Drugs and Preparations, Revised Ed., Saffron Walden, the C. W. Daniel Co., Ltd., Essex UK, 362 pp, 1988, reprint 1989. |
| ZINGERONE | not available | Duke, 1992 * |
| Plant Name | Common Name | Chemical Count | Total Parts Per Million |
|---|---|---|---|
| Polygonum aviculare | Prostrate Knotweed | 3 | 0 |
| Polygonum hydropiper | Common Smartweed | 4 | 35, 000 |
| Polygonum hydropiperoides | Mild Water Pepper | 3 | 0 |
| Polygonum multiflorum | Chinese Cornbind; Fleeceflower; Fo Ti; He Shou Wu; Chinese Knotweed | 2 | 18, 850 |
| Polypodium vulgare | Common Polypody; Sweet Fern | 1 | 0 |
| Populus nigra | Black Poplar | 3 | 0 |
| Populus tacamahacca | Balm Of Gilead | 3 | 0 |
| Portulaca oleracea | Purslane; Verdolaga | 1 | 0 |
| Prosopis glandulosa | Mesquite; Honey Mesquite | 2 | 320 |
| Prosopis juliflora | Mesquite | 3 | 160, 000 |
| Prunella vulgaris | Self-Heal; Heal-All | 5 | 220, 400 |
| Prunus africana | Bitter Almond; Red Stinkwood | 2 | 57, 800 |
| Prunus armeniaca | Apricot | 4 | 6, 000 |
| Prunus cerasus | Sour Cherry | 7 | 70, 000 |
| Prunus domestica | Plum | 3 | 68, 000 |
| Prunus dulcis | Almond | 3 | 5 |
| Prunus laurocerasus | Cherry Laurel | 4 | 10, 000 |
| Prunus persica | Peach | 4 | 16, 000 |
| Prunus serotina | Black Cherry; Wild Cherry | 5 | 0 |
| Prunus spinosa | Blackthorn; Sloe | 3 | 0 |