查询词典 ursolic

Developing the HPLC of Prunella vulgaris and Ursolic simultaneously, the content of all different batches of Prunella vulgaris was tested.

发展了同时检测夏枯草中熊果酸及齐墩果酸的HPLC分析方法，测定了不同批次夏枯草中两种成分的含量。

Results: The ursolic acid was specific for the identification of Prunella vulgaris L. The average recovery was 98.86%,RSD=1.72%.

结果：熊果酸的定性鉴别专属性好；薄层扫描的平均回收率为98.86%，RSD为1.72%。

To study the optimum technology of extracting bioactive component named Oleanolic acid and Ursolic acid in Chinese Quince.

用正交试验法对木瓜中的齐墩果酸和熊果酸的提取工艺进行研究。

Objective To study the growth - inhibition and the mechanism of apoptosis induced by ursolic acid on RD rhabdomyosarcoma cells.

目的探讨熊果酸对人RD横纹肌肉瘤细胞生长抑制和诱导凋亡作用。

Ursolic acid is able to inhibite the proliferation and induced the apoptosis of rhabdomyosarcoma cells

结论熊果酸能抑制RD横纹肌肉瘤细胞增殖，诱导其凋亡。

Objective: To establish new methods for the determination of ursolic acid in Salvia deserta Schang.

目的：建立新疆鼠尾草以三萜为有效部位的熊果酸含量的高效液相色谱检测方法。

Tseng resource, The extraction, purification and determination of saponins in Ilex Kudingcha C.J.Tseng were firstly researched, a RP-HPLC method was established for determination the content of oleanolic acid and ursolic acid in Ilex Kudingcha CJTseng simultaneously. At the same time, the technical parameters of sapogenin extraction sapogenin and the solvent system of HPTLC for separation the sapogenins was seeked. The main results are as follows:1. A spectrophotometric method was established for quantitative determination the total content of saponins in Ilex Kudingcha C.J.

为了推进苦丁茶化学成分生物活性研究，挖掘该植物的药用价值和为其资源的综合开发应用提供科学依据，本文研究苦丁茶皂苷的检测方法、探讨苦丁茶皂苷的提取纯化条件、建立HPLC法同时检测熊果酸和齐墩果酸的含量、摸索苦丁茶皂苷元的提取工艺参数并确定苦丁茶皂苷元薄层层析的溶剂体系。

Hara. This three compounds were identified as ursolic acid,β-sitosterol and oleanic acid.

结论贵州产香茶菜中分离的3种化合物分别鉴定为熊果酸、β-谷甾醇、齐墩果酸。

Results Ten known constituents were isolated and their structures were identified as 23-hydroxyursoIic acid (1), alphitolic acid (2), ursolic acid (3), dihydro-β-cyclopyrethrosin (4), sesamin (5),β-sitosterol (6), clauslactone-K (7), betulinic acid (8), lingueresinol (9), ent-isolariciresinol (10), respectively.

结果：从上述三种植物中共分离鉴定了10个化合物，其分别是：23-羟基熊果酸(1)、alphitolic acid(2)、熊果酸(3)、二氢-B-环除虫菊精(4)、芝麻素(5)、β-谷甾醇(6)、clauslactone-K(7)、白桦脂酸(8)、lingueresinol(9)和ent-isolariciresinol(10)。

Results Seven known compounds: ocotillol (1), ursolic acid (2), betulin (3), lupeol (4), 1β-hydroxy-lupeol (5),β-sitosterol (6) and sitosterol-4-en-3-one (7) were isolated.

结果 分离得到7个化合物，分别鉴定为：20S，24R-环氧达玛烷－3β，25-二醇(ocotillol， 1)、熊果酸(2)、白桦脂醇(3)、羽扇豆醇(4)、1β-羟基羽扇豆醇(5)、β-谷甾醇(6)、谷甾－4-烯－3-酮(7)。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。