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Common Names
Onion; Shallot
How this plant is used
Food
| Chemical Name | Activity Count | Plant Part | Low Parts Per Million | High Parts Per Million | Standard Deviation | Reference |
|---|---|---|---|---|---|---|
| THIOPROPANAL-S-OXIDE | 0 | Bulb | not available | not available | not available | Duke, 1992 * |
| THIOPROPIONAL-S-OXIDE | 0 | Bulb | not available | not available | not available | Duke, 1992 * |
| THREONINE | 4 | Bulb | 280.0 | 3052.0 | -1.00 | USDA's Ag Handbook 8 and sequelae) |
| TITANIUM | 0 | Bulb | 0.4 | 11.0 | not available | USDA's Ag Handbook 8 and sequelae) |
| TRANS-1-(1-PROPENYL-DITHIO)-PROPANE | 0 | Essential Oil | not available | not available | not available | Albrand, M., Dubois, P., Etievant, P., Gelin, R., Tokarska, B. 1980. Identification of a New Volatile Compound in Onion (Allium cepa) and Leek (Allium porum): 3,4-dimethyl-2,5-dioxo-2,5-dihydrothiophene. J. Agric. Food Chem., 28(5): 1037-1038. |
| TRANS-1-(PROPENYL-DITHIO)-PROPANE | 0 | Essential Oil | not available | not available | not available | Duke, 1992 * |
| TRANS-2,3-DIMETHYL-5,6-DITHIA-CYCLO(2,2,1)HEPTANE-5-OXIDE | 0 | Bulb | not available | not available | not available | Dorsch,W.,et.al.1988.Anti-Asthmatic Effects of Onions. Alk(en)ylsufinothoic Acid Alk(en)yl-Esters Inhib. Histamine Rel. Leukotriene & Thromboxane Biosyn. in Vitro and Counteract PAF & Allergen-Ind. Bronch. Obst. in Vivo. Biochem. Pharmacol., 37:4479-4486. |
| TRANS-3,5-DIETHYL-1,2,4,-TRITHIOLANE | 0 | Leaf | not available | not available | not available | Chemical Constituents of Oriental Herbs (3 diff. books) |
| TRANS-5-ETHYL-4,6,7-TRITHIA-2-DECENE-4-S-OXIDE | 4 | Bulb | not available | not available | not available | Duke, 1992 * |
| TRANS-CIS-5-ETHYL-4,6,7-TRITHIA-2,8-DECADIENE-4-S-OXIDE | 0 | Bulb | not available | not available | not available | Duke, 1992 * |
| TRANS-METHYLSULPHINOTHIOIC-ACID-S-1-PROPENYLESTER | 4 | Bulb | not available | not available | not available | Duke, 1992 * |
| TRANS-N-PROPYLSULPHINOTHIOIC-ACID-S-1-PROPENYLESTER | 4 | Bulb | not available | not available | not available | Duke, 1992 * |
| TRANS-S-(1-PROPENYL)-CYSTEINE-SULFOXIDE | 0 | Bulb | not available | not available | 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. |
| TRANS-TRANS-5-ETHYL-4,6,7-TRITHIA-2,8-DECADIENE-4-S-OXIDE | 4 | Bulb | not available | not available | not available | Duke, 1992 * |
| TRIDECAN-2-ONE | 0 | Bulb | not available | not available | not available | Wealth of India. |
| TRIGONELLINE | 15 | Seed | not available | 13.0 | -0.47 | Evans, L. S., Tramontano, W. A. 1984. Trigonelline and Promotion of Cell Arrest in G2 of Various Legumes. Phytochemistry, 23(9): 1837-1840. |
| TRYPTOPHAN | 29 | Bulb | 170.0 | 1853.0 | 1.00 | USDA's Ag Handbook 8 and sequelae) |
| TSEPOSIDES | 0 | Seed | not available | not available | not available | Kintia, P. K., Degtiaryova, L. P., Balashova, N. N., Shvets, S. A. 1987. Sterols and Steroidal Glycosides of Bulb Onion Seeds. Fecs. Int. Conf. Chem. Biotechol. Biol. Act. Nat. Prod., (Proc.) 3rd: 166-170. |
| TULIPOSIDE-A | 1 | Root | not available | not available | not available | Slob, A., Jekel, B., De Jong, B., Schlatmann, E. 1975. On the Occurrence of Tuliposides in the Liliiflorae. Phytochemistry, 14: 1997-2005. |
| TULIPOSIDE-B | 0 | Root | not available | not available | not available | Slob, A., Jekel, B., De Jong, B., Schlatmann, E. 1975. On the Occurrence of Tuliposides in the Liliiflorae. Phytochemistry, 14: 1997-2005. |
| Activity | Chemical Count | Reference |
|---|---|---|
| Neuroprotective | 3 | Duke, 1992 * |
| Neurotoxic | 1 | Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp. |
| Neurotransmitter | 1 | Duke, 1992 * |
| NF-kB-Inhibitor | 4 | Duke, 1992 * |
| NO-Genic | 1 | Duke, 1992 * |
| NO-Inhibitor | 3 | Duke, 1992 * |
| NO-Scavenger | 1 | Duke, 1992 * |
| NO-Synthase-Inhibitor | 1 | Duke, 1992 * |
| Occuloirritant | 2 | Duke, 1992 * |
| Odontolytic | 1 | Zebovitz, T. C. Ed. 1989. Part VII. Flavor and Fragrance Substances, in Keith L. H. and Walters, D.B., eds. Compendium of Safety Data Sheets for Research and Industrial Chemicals. VCH Publishers, New York. 3560-4253. |
| Ophthalmic-Antialkali | 1 | Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp. |
| Ornithine-Decarboxylase-Inhibitor | 4 | Hagerman, A.E. Tannin-Protein Interactions. Phenolic Compounds in Food and Their Effects on Health, Ch.19. |
| Osmoregulator | 1 | Duke, 1992 * |
| Osteogenic | 1 | Davies, S., and Stewart, A. 1990. Nutritional Medicine. Avon Books, New York. 509pp. |
| Osteolytic | 1 | Duke, 1992 * |
| Oviposition-Stimulant | 1 | Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp. |
| Ovulant | 1 | Duke, 1992 * |
| Oxidant | 2 | Larson, R.A. 1987. Review Article Number 30. The Antioxidants of Higher Plants. Phytochemistry. 27: 969-978. |
| P450-Inducer | 1 | Father Nature's Farmacy: The aggregate of all these three-letter citations. |
| P450-Inhibitor | 1 | Father Nature's Farmacy: The aggregate of all these three-letter citations. |