Astragalus propinquus
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| File:Astragalus membranaceus.jpg | |
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A. propinquus
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| Astragalus propinquus |
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Astragalus propinquus (syn. Astragalus membranaceus[2] also known as huáng qí (Chinese: 黄芪), běi qí (Chinese: 北芪) or huáng huā huáng qí (Chinese: 黄花黄耆),[3] is a flowering plant in the family Fabaceae. It is one of the 50 fundamental herbs used in traditional Chinese medicine.[4] It is a perennial plant and it is not listed as being threatened.[1]
Contents
Use
Herbalism
A. propinquus is used in traditional Chinese medicine for healing and for diabetes.[5]
Related species
The natural gum tragacanth, which is used in pharmaceuticals and textiles, is obtained from Astragalus tragacanthus.[6]
Medical
A. propinquus is an component in Lectranal, a food supplement used in treatment of seasonal allergic rhinitis.[7][8]
Chemistry
An extract of A. propinquus called TA-65 may activate telomerase, extending the lengths of the shortest telomeres which protect the terminal DNA at the ends of all chromosomes.[9] It contains the saponin cycloastragenol. Constituents of the roots (Radix Astragali) include polysaccharides, triterpenoids (astragalosides)[10] as well as isoflavones (including kumatakenin, calycosin and formononetin) along with their glycosides and malonates.[11]
Toxicology
While several other species of Astragalus are known to cause severe poisonings in livestock due to indolizine alkaloids, aliphatic nitro compounds, and accumulated selenium,[12] none of these constituents have been detected in the medicinal species Astragalus membranaceus used in dietary supplements and TCM preparations.[13]
Compendial status
A. propinquus is listed in the following official Pharmacopeia:
- Japanese Pharmacopoeia[14]
See also
Notes and references
- ↑ 1.0 1.1 1.2 Lua error in package.lua at line 80: module 'strict' not found.
- ↑ http://www.ildis.org/LegumeWeb?version~10.01&LegumeWeb&tno~16104&genus~Astragalus&species~membranaceus
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External links
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