活性成分

蛇床子活性成分R2止痒作用及其机制研究

Pharmacodynamics Study on Antipruritic Active Ingredient R_2 from Fructus Cnidii and Its Mechanism

这种产品包含比马前列素，一种FAD通过的能降低眼压的药物中的活性成分。

The product contains bimatoprost , an active ingredient in an FDA-approved drug to treat elevated intraocular pressure .

咖啡因是茶、咖啡之类饮品中的活性成分。

Caffeine is the active constituent of drinks such as tea and coffee .

拳参的DNA裂解活性成分研究

Studies on chemical constituents possessing DNA cleavage activity

综合考虑块根产量与活性成分量两个方面，处理C为最佳种植密度。

According to the dry weight of root tuber and effective components content , treatment C is the best planting density .

天然产物LC微乳剂配方筛选及其活性成分的化学修饰研究

Study on Micro-emulsion of Natural Product LC and Chemically Modified

建立了元宝草中主要活性成分金丝桃素的HPLC定量分析方法。本方法有良好的重现性及精密性，为金丝桃属植物的金丝桃素质量控制提供了检测方法。

The method developed for quantitative analysis of hypericin in H. sampsonii by HPLC has good reproducibility and accuracy .

综上所述，刺梨水提物中活性成分含量较高，具有较强的自由基清除能力，对DNA和蛋白质损伤有很强的抑制作用，对肝匀浆体系内蛋白质和脂质的氧化损伤具有保护作用。

Rose roxburghii Tratt aqueous extract can strongly inhibit DNA and protein oxidative damage , and could protect protein and lipid oxidative of liver homogenate .

内毒素由脂多糖（LPS）和蛋白质组成，LPS是内毒素的主要活性成分，有着重要的病理生理功能。

LPS is the major active component of endotoxins and performs important pathophysiological functions .

HPLC法同时测定大鼠血浆中茶多酚主要活性成分EGCG和ECG

Simultaneous HPLC determination of the main active ingredients EGCG and ECG of TP in rat plasma

蛞蝓粗提物对Hela细胞的抑制作用及其活性成分的研究

Study on Inhibitive Effect of Limax Extracts on Hela and Study on the Active Component

五味子科药用植物的抗艾滋病毒活性成分和ISSR分子标记

Studies on Anti-HIV Principles and ISSR Molecular Markers of Schisandraceae Medicinal Plants

Agaricus中提取并精制活性成分及其纯度的评价

Extracted and refined active component from Agaricus and evaluation of refined value

本研究对楸木心材提取物进行分离和生物毒性试验，结果表明主要的有效抗菌活性成分是新物质N和S。

This study conducts separation and biological toxic test for extractive substance of heartwood of Catalpa bungei . Results show that major effective antifungal component are now compounds N and S.

γ-氨基丁酸（γ-AminoButyricAcid，GABA）是一种独特的非蛋白质氨基酸，是某些生物体内的一种天然活性成分。

γ - Amino Butyric Acid ( GABA ), a non-protein amino acid , is a natural active constituent in some organisms .

结论：PSP是黄精抗衰老作用的重要活性成分，具有进一步研究开发的价值。

Conclusion : PSP is the important anti-aging active site of polygonatum sibiricum redoute . It is worth studying further .

甘露聚糖可能是白念引起NF-κB活化的重要活性成分之一。

Conclusion Mannan is likely one active member of Candida albicans and its components in inducing NF - κ B nuclear translocation in keratinocytes , which causes a NF - κ B activation and then regulates the transcription of target gene .

一种测定天然药物活性成分的HPLC-DAD计算分析方法

A Computational Analysis Method of HPLC-DAD for Determining the Active Components of Natural Medicine

现代高效液相色谱（HPLC）技术具有高效、准确、灵敏度高、操作方便等优点，非常适合活性成分复杂、含量低的中草药研究。

The HPLC is convenient to operate with high effectiveness , sensitivity and accuracy , so it is very suitable for the analysis of Chinese herbal preparations that have complex component and low content .

目的：筛选无毒棉籽水提物有效部位（CTN）中抗抑郁活性成分。

Objective : To screen the antidepressant components in aqueous extract of detoxified cottonseeds ( CTN ) .

方法：通过分级萃取和多种硅胶柱层析（SephadexLH-20凝胶过滤、ODS反相层析和HPLC）追踪分离抗癌活性成分；

Methods : Antineoplastic compounds were screened by bioassay-guided method with partitive extraction and multiple column chromatographies ( Sephadex LH-20 , ODS and preparative HPLC ) .

目的：从升麻Cimicifugafoetida地上部分寻找新的天然活性成分。

Objective : To find new active constituents from the aerial part of Cimicifuga foetida .

四逆散活性成分对慢性应激诱导的抑郁症模型大鼠大脑皮层与海马5-HT（1A）受体mRNA表达的影响

Influence of Active Components of Sini Powder on the Expression of 5-HT_ ( 1A ) Receptor mRNA in the Cortex and Hippocampus of the Rat Model of Depression Induced by Chronic Stressors

结论：实验结果揭示人胎脊髓中可能存在不止一种神经营养活性成分，对GABA神经元的活性和分化起营养作用。

Conclusion : The results suggest that there are more than one neurotrophic substances in human fetal spinal cord that exerted neurotrophic effects on survival and differentiation of GABAergic neuron .

目的：通过微生物转化法制备抗肿瘤活性成分人参皂苷C-K。

Object : To prepare ginsenoside C-K , the anticancer constituent , by the transformation of microbe .

研制了以铂为活性成分，聚四氟乙烯（PTFE）为憎水材料，活性炭、二氧化硅等作载体的憎水催化剂。

The hydrophobic catalyst used in the hydrogen water isotope exchange is prepared with Pt as the active metal , PTFE as the hydrophobic material , active carbon or silicon dioxide as the support .

半枝莲，为唇形科植物半枝莲（ScutellariabarbataD.Don）的干燥全草，其主要活性成分为黄酮类化合物和二萜类化合物。

Scutellaria barbata D.DON , a herb belonging to the Lamiaceae family , has main active components such as flavones and diterpenoids .

本课题所建立的筛选模型能够有效的用于M1受体激动剂的高通量筛选和中药活性成分的分离、鉴定，是药物筛选的有效手段。

In a word , this screening model can be succeeded in screening agonist for M1 receptor in high throughput screening and identifying the bioactivity components of Traditional Chinese medicine .

首先，我们利用荧光检测技术、分子生物学、细胞生物学技术建立了基于细胞功能的高通量筛选方法，筛选并鉴定了淫羊藿Epimediumbrevicornum中的类激素作用活性成分。

First , we developed cell-based sensitive fluorescent assay for high throughput screening and identified an active component isolated from Epimedium brevicornum .

我们可以认为蝙蝠葛活性成分具有广谱的体外抗肿瘤作用，其中对人白血病K-562细胞作用最强。

We could have a conclusion that menispermum dauricum had broad spectrum anti-tumor effect in vitro . 2 .