三萜

三萜醇类、4-甲基甾醇类和甾醇类的乙酸酯用硝酸银-硅胶G薄层进一步分离。

The acetates of triterpene alcohols , 4-methylsterols and sterols are further separated by TLC with silver nitrate impregnated silica gel G.

前言：目的：建立茯苓中三萜酸类成分HPLC指纹图谱的测试方法。

Objective : To establish a method for HPLC fingerprint determination of the triterpene acids in Poria cocos .

两种天然五环三萜酸的~（13）C核磁共振谱分析

13 C NMR analysis of two natural pentacyclic triterpenic acids

雷公藤三萜酸C的分离与结构鉴定

The isolation and structure identification of triptotriterpenic acid C

E环为五元环三萜的结构研究进展

Studying progress on the structures of pentacyclic triterpenoids with a Pentatomic ring e

茯苓皮中三萜酸类成分HPLC指纹图谱的方法学研究

Studies on HPLC Fingerprint of Triterpene Acids in Poria Peel

灵芝中6种主要三萜酸类成分的HPLC定量分析

Simultaneous Determination of Six Triterpenoid Acids in Ganoderma by RP-HPLC

夏枯草属植物三萜类化学成分及~（13）cNMR波谱特征

Triterpenoid Compounds of Prunella genus and Their Features of ~ ( 13 ) C NMR Spectroscopy

云南甘草中齐墩果烷型五环三萜化合物的NMR谱的研究

NMR studies of pentacyclic triterpenoids of oleanane type from Glycyrrhiza Yunnansis

毛冬青中三萜皂苷类化合物的NMR归属

NMR Assignment for Triterpenoids Saponins from the Root of Ilex pubescens

超临界CO2萃取灵芝孢子油中三萜类化合物

Study on the effects of supercritical co_2 extraction of spores oil and triterpenoid compounds from Ganoderma

齐墩果酸三萜配糖体2DNMR的研究

2D NMR studies on oleanolic acid triterpenoid glycosides

三萜皂甙结构在2DNMR及化学反应中的研究进展

Advance in the studies of triterpenoid glycosides structure in 2D NMR and chemical reactions

其中Ⅲ是一个新的三萜皂甙，命名为白头翁皂甙B（PulchinenosideB）。

ⅲ is found to be a new triterpenoid saponin named pulchinenoside B.

灵芝多糖和灵芝三萜是灵芝（Ganoderma）的主要生物活性成分。

Polysaccharides and triterpenes are main bioactive compounds of Ganoderma sp. .

~1HNMR选择检测新技术用于新三萜皂苷的结构研究选择性絮凝作用

Application of Novel Selective ~ 1H NMR Techniques to the Structural Determination of a New Triterpenoid Glycoside

目的研究灵芝三萜类物质对原发性高血压大鼠（SpontaneouslyHypertensiveRats，SHR）的降压作用。

Objective To study the antihypertensive effect of triterpenes on spontaneously hypertensive rats ( SHR ) in vivo .

上述研究说明在与细胞色素C形成非共价键复合物的过程中，皂苷的有效结合区域在寡糖部分而非三萜部分。

This study shows that in the process of forming noncovalent complexes with Cytochrome c , the effective binding part of saponin is the oligosaccharides part rather than the triterpene part .

目前，一些三萜类化合物已被报道具有抗肿瘤细胞增殖、诱导细胞凋亡及抗AIDS作用。

Recently , researches demonstrated that some triterpenoids have favorably biological activities in inhibition of tumor cell proliferation , induction of apoptosis , and anti-viral therapy of AIDS .

五环三萜类化合物&齐墩果酸（oleanolicacid）、18β-甘草次酸（18β-Glycyrrhetinicacid）和熊果酸（UrsolicAcid）广泛分布于植物界，显示出多种生物活性。

Oleanolic acid , 18 β - glycyrrhetinic acid and ursolic acid , as pentacyclic triterpenoids , are ubiquitous in the plant kingdom and exhibit various biological activities .

结果：鉴定分离出的三萜皂苷类为升麻苷H-1；

Result : The separated triterpenoid saponin was Cimicifuga glycosides H-1 .

结果：获得了较为理想的茯苓三萜酸类成分HPLC指纹图谱，其中9个色谱峰被指认。

Result : A preferable method for HPLC fingerprint determination of the triterpene acids in P. cocos was established , and 9 peaks in the HPLC fingerprint were identified .

目的研究枇杷叶三萜酸（TAL）对急、慢性炎症的抑制作用。

Objective To study the anti-inflammatory effect of triterpene acids of loquat leaf ( TAL ) .

研究结果表明，HPLC指纹图谱方法重现性好，稳定可靠，可用于控制茯苓皮中三萜成分的质量。

The result shows that this HPLC fingerprint method developed here is stable , economical and reliable and can be used for the quality control of Poria peels medicine material .

茶皂素是从山茶科（Theaceae）山茶属（Camellia）植物中提取出来的一类齐墩果烷型三萜类皂甙的混合物。

Tea saponin s is a mixture of oleanene-type triterpene saponin that extracted from theaceae camellia plants .

分离鉴定了5个三萜类化合物：葳岩仙皂苷C（1）、木通皂苷D（2）、木通皂苷F（3）、熊果酸（4）和常春藤皂苷元（5）。

Five triterpenoids were isolated and their structures were identified to be cauloside C ( 1 ), akebiasaponin D ( 2 ), akebiasaponin F ( 3 ), ursolic acid ( 4 ) and hederagenin ( 5 ) .

灵芝的主要药效成分之一是三萜类化合物，具有抗肿瘤作用、抑制组织胺释放作用、抗HIV和HIV蛋白酶及抑制胆固醇的合成和吸收等作用。

Triterpenes from Ganoderma lucidum has many important function such as cytotoxicity to hepatoma cells , inhibition effect to histamine release , anti-HIV and anti-HIV-protease activities , limitation of cholesterol biosynthesis and absorption .

结果发现，大叶紫薇叶中corosolicacid、熊果酸和总三萜具有降血糖活性。

The result showed that the components of corosolic acid , ursolic acid and total triterpenes have the effect of hypoglycemic activity .

本文报道了一种灵芝（Ganodermalucidum）子实体和孢子中总三萜含量的比色测定方法。

A colorimetric method was developed for the detection of total triterpene contents in the fruiting bodies and spores of Ganoderma lucidum ( GL ) .

目的探讨三萜酸类化合物熊果酸（UrsolicAcid，UA）对人肺腺癌A549细胞增殖和凋亡的影响及其分子机制。

Objective To investigate the inhibitory and apoptotic effect and possible mechanism of ursolic acid ( UA ) on the proliferation of human non-small cell lung cancer A549 cells .