1.A new antiviral isoquinoline alkaloid from Thalictrum glandulosissimum.
Dian LUO ; Na LYU ; Ling-Min LIAO ; Qian GAO ; Yin-Ke LI ; Jing LI ; Xin LIU ; Xue-Mei LI ; Guang-Yu YANG ; Yan-Qing YE ; Qiu-Fen HU ; Miao DONG
China Journal of Chinese Materia Medica 2020;45(11):2568-2570
A new isoquinoline alkaloid(1) has been isolated from the whole plant of Thalictrum glandulosissimum by using various chromatographic techniques, including silica gel, sephadex, MCI-gel resin, and RP-HPLC, and its structure was determined as 1-(6-hydroxy-7-methylisoquinolin-1-yl) ethantone by physicochemical properties and spectroscopic data. This compound was evaluated for anti-tobacco mosaic virus(TMV) activity. The results showed that it had prominent anti-TMV activity with inhibition rates of 28.4%. This rate was closed to that of positive control.
Alkaloids
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Antiviral Agents
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Isoquinolines
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Thalictrum
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Tobacco Mosaic Virus
2.Review of bioactivities of natural cycloartane triterpenoids.
Ze TIAN ; Pei-gen XIAO ; Jie WEN ; Feng HUANG ; Meng-su YANG ; Shi-lin CHEN
China Journal of Chinese Materia Medica 2006;31(8):625-629
Cycloartane triterpenoids, which exist widely in nature, are mainly distributed in Astragalus (Leguminosae) species, Trib. Cimicifuga (Ranunculaceae) and Thalictrium (Ranunculaceae) species and possess various bioactivities. Along with the development of isolation techniques of phytochemistry, more and more this kind of compounds are isolated and identified. However, bioactivity researches on the compounds are relatively lagged behind. Most researches are still in screening level, deficient in mechanism elucidation, short of action proven in vivo and SAR analysis. The author summarized the bioactivity of this kind of compounds from all aspects: anti-tumor, anti-virus, antibacterial, anti-inflammation, immune-regulatory, cardiovascular system, hepatic protection and so forth. This will be benefit for the further research and development of the compounds.
Animals
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Anti-Infective Agents
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isolation & purification
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pharmacology
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Anti-Inflammatory Agents
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isolation & purification
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pharmacology
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Antineoplastic Agents, Phytogenic
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isolation & purification
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pharmacology
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Astragalus Plant
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chemistry
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Cimicifuga
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chemistry
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Humans
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Plants, Medicinal
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chemistry
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Thalictrum
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chemistry
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Triterpenes
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isolation & purification
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pharmacology