| [English Name] | Chinese Toona Bark | |
| [Chinese Name] | 椿白皮 | |
| [Pinying Name] | Chunbaipi | |
| [Latin Name] | Cortex Toonae Sinensis | |
| [Genera] | Meliaceae | |
| [Efficacy] | shouseyao | |
| [Pictures] | Plant picture | Drug picture |
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| [Ecology] | It grows in road side、miscellaneous wood beside dicth or bushes at the altitude between 1700 to 2500 metres.It prefers warm and moist climate,resistants to cold、drought and salinity-alkalinity,doesn’t resistant to shade and wet.It is suitable for being cultivated in the loose fertile sandy soil with enough sunshine、thick soil layer and good drainage. | |
| [Chemical composition] | It contains flavonoid: quercetin, quercetin-3-O-β-D-glucoside, 5，7-dihydroxy-8- methoxyflavone, myricetin, myricitrin [1], 6，7，8，2-tetramethoxy-5，6′-dihydroxy-flavon, 5，7-dihydroxy-8-methoxyflavone, kaempferol, quercetin -3-O-rhamnoside [2]; Sterols: β-sitosterol[1], 含3-hydroxy-5，6-epoxy-7-megastigmen-9-one[2]; organic acid: eicosanoic acid, ethylester [1], ethyl gallate[2]; policosanol: l-hexacosanol[1]; coumarins: scopoletin[2]; volatile oil: dioxane, 2-ethoxy-butane, bornyl acetate, acrophylline, 6，10-Dodecatrien-1-ol， 3，7，11-trimethyl-2, 1，2-Benzenedicarboxylic acid， bis（2-methoxyethyl） ester. |
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| [Pharmacological activities] |
Ailantus Endocuticle has two-dimensional regulatory effects on intestinal smooth muscle and its effect is associated with Ca2+ in intracellular and extra-cellular region.
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| [References] |
Pharmacologic Actions: Xue Zhihong, Dong Xiaoying, Journal of |
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