查询词典 bioactive

There are several kinds of barbaloin and its derivaites in aloe vera. Aloe possesses antiseptic power, antitumor and antibacterial immunity by the concerted reaction of those bioactive substances mentioned above.

芦荟中含有多种芦荟甙及其衍生物，在这些生物活性物质协同作用下，芦荟显示出泻热导积、凉肝通便、抗菌抗肿瘤、提高免疫力等保健功效。

Betulin, betulinic acid and many of their derivatives exhibit great promise as bioactive agents for the treatment of HIV infection and cancer.

白桦酯醇、白桦酯酸及其衍生物作为生物制剂在HIV和癌症治疗方面表现出了巨大的潜能。

Betulin,betulinic acid and many of theirderivatives exhibit great promise as bioactive agents for the treatment of HIV infection andcancer.

白桦脂醇、白桦脂酸及其衍生物作为生物制剂在 HIV 和癌症治疗方面表现出了巨大的潜能。

Sonoelectrodeposition technique has been used to prepare bioactive brushite coatings on carbon/carbon composites.

通过声电沉积工艺在碳/碳复合材料表面制备了生物活性透钙磷石涂层，采用SEM、FTIR、XRD研究了超声场中电流密度对涂层组成结构和形貌的影响。

The bioactive brushite coatings cannot be exfoliated by ultrasound below a critical operating power.

在小于声作用功率临界条件下作用超声波，生物活性透钙磷石涂层不脱落。

The bioactive constituents of Canavalia microcarpa may be present in the H2O layer.

其有效成分主要是在水层，至於其结构正进一步分析中。

Surface modification of albumin chitosan blended membranes have been reported by us, via immobilization of bioactive complexes or coupling biomolecules on liposome-modified membranes through carbodiimide functional moieties .

表面修饰白蛋白混纺壳聚糖膜已报道的时候，经固定化生物活性物或生物大分子耦合对脂质体膜修饰通过碳化功能材料。

To study the bioactive components from water soluble extract of the Chinese eaglewood, various column chromatography of Chinese eaglewood led to the isolation of ten compounds. Their structures were elucidated as 2,3-bis(3-hydroxyphenyl)- propan-1-ol (1), [(2R,3R)-3-(4-amino-3,5-dimethoxyphenyl)oxiran-2-yl]methanol (2), 8-chloro-4'- methoxy-5,6,7,3'-tetrahydroxy-2-(2-phenethyl)-5,6,7,8-tetrahydrochromone (3), 4'-methoxy-5,6,7,3'-tetrahydroxy-2--5,6,7,8-tetrahydrochromone (4), the isomer of 4 (5), 4'-methoxy-5,6,7,8-tetrahydroxy-2-(3'-hydroxyphenethyl)-5,6,7,8- tetrahydrochromenone (6), 4'-methoxyisoagarotetrol (7), 6-hydroxy-2-(2-hydroxy-2- phenethyl)-chromone (8), 6-hydroxy-2-(2-phenethyl)-chromone (9), 6-hydroxy-2-(4'- hydroxy-2-phenethyl)-chromone (10), and Guaiacylacetone (11) by means of spectral analysis and comparison with references.

为了进一步发现沉香中具有生理活性的化学成分，本文对国产沉香的水溶性成分进行了研究，从中分离得到11个化合物，通过红外、紫外、质谱、核磁共振(1H-NMR， 13C-NMR， COSY， HSQC， HMBC， ROESY)波谱解析，分别鉴定为：2，3-二(3-羟基苯基)-丙-1-醇(1)，[(2R，3R)-3-(4-氨基-3，5-二甲氧苯基)-2-氧化烯基]甲醇(2)，8-氯-4'-甲氧基-5，6，7，3'-四羟基-2-(2-苯乙基)-5，6，7，8-四氢色原酮(3)，4'-甲氧基-5，6，7，3'-四羟基-2-(2-苯乙基)-5，6，7，8-四氢色原酮(4)，化合物3的差向异构体(5)，4'-甲氧基-5，6，7，8-四羟基-2-(3'-羟基-2-苯乙基)-5，6，7，8-四氢色原酮(6)，4'-甲氧基异沉香四醇(7)，6-羟基-2-(2-羟基-2-苯乙基)色原酮(8)，6-羟基-2-(2-苯乙基)色原酮(9)，6-羟基-2-(4'-羟基-2-苯乙基)色原酮(10)和Guaiacylacetone (11)。

To investigate the antiaging effect of bioactive compounds extracted from Agrocybe aegerita,Coriolus versicolor, Tricholoma matsutake,Collybia dryophila and Ganoderma lucidum,D-galactose induced aging mice were fed with BCEF. Spleen index, brain index,SOD activity in serum and lipofuscin level in 1iver were measured.

用栎金钱菌、茶树菇、云芝、松茸和灵芝等5种食药用真菌复合活性提取物灌胃衰老模型小鼠，观察其对小鼠SOD、脂褐素、脾指数和脑指数的影响，探讨其抗衰老作用。

The method using bioactive materials is good and effective for congenital craniofacial band.

结论骨膜下充填有活性的生物材料是矫正颅面环束带畸形的有效方法。

Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.

最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势，并设计了一款彩色夜视摄像机。

Only person height weeds and the fierce looks stone idles were there.

只有半人深的荒草和龇牙咧嘴的神像。