查询词典 free radical

Tumor growth causes stress in cells, leading to a build up of free radical molecules that attack the lipids in cell walls, tearing out molecules with long chains of carbon atoms.

肿瘤的生长对细胞造成压力，导致自由基分子的积累，自由基分子对细胞壁上的脂质发起攻击，扯下带有长链碳原子的分子。

Chaparral extracts blended with Shea Butter and Vitamin E. Offers a long lasting hold and combat free radical damage.

灌木丛精华混合牛油树脂和维他命E，提供持久保护，远离游离基的损害。

The photo reactions of β-diketones compounds with chloranil in C6D6 were through free radical intermediates.

β二酮类化合物与四氯苯醌在C6D6溶液中的光化学反应过程具有自由基反应的特点。

The side-chain liquid crystal polymacrylate was synthesized by free radical polymerization form the acrylate monomer which was generated from p-hydroxy benzoic acid, ethylene chlorohydrin and acrylic acid by etherification, esterification and chloration.

以对羟基苯甲酸、氯乙醇和丙烯酸为主要原料，经醚化、酯化和酰氯化反应合成了中间体和含液晶基元的丙烯酸酯单体，后者经自由基聚合合成了聚丙烯酸酯侧链液晶聚合物。

Objective: To explore the effect of different load exercise training on endocrine function of circulatory system and the relationship between it and the free radical metabolism.

目的：观察长期不同负荷的运动训练对大鼠血浆血管活性肽分泌的影响及机体清除自由基的能力。

The assay of DPPH free radical clean test best is Cissus pteroclada, it has over 95%, in anti-liver lipid peroxidation assay, the best is Ampelopsis cantoniensis, it has over 95% too, and Ampelopsis Japonica has well effect on killing human breast cancer cells MCF-7 but have no effect about anti-oxidation.

抗肝脂质过氧化试验中以广东山葡萄最好，其抑制率有95%以上。白蘝对於抗氧化虽然无特别效用，但在人类乳癌细胞株MCF-7毒杀试验上有很好的成效其抑制细胞生长率为95%以上。

Of which contain vitamin E or coenzyme Q10 of hand cream is effective against free radical attack.

其中含有维他命E或辅酶Q10的护手霜，能有效对抗自由基的进攻。

However, there are some defect and argument in all existing free radical copolymerization theories.

但是，现有的自由基二元共聚理论在描述整个聚合反应过程方面仍存在不同程度的缺陷与争论。

AIM:To assess the antioxidative activity of a new cyclic diaryheptanoid (compound 1) from ginger on free radical damage. METHODS:Hemolysis, MDA levels of mice liver tissue homogenates, the conformation changes of irradiated PUC18 were used as indices.

目的和方法：采用溶血实验，小鼠肝组织脂质过氧化物测定，采用受辐射质粒构象改变等方法测定从生姜中分离得到的一新的环状二苯基庚烷类化合物(化合物1)的抗氧自由基损伤活性。

Discussion of the solvent effect on oxidative free radical cyclization reaction of hemiacetal compounds 96 and 97

最后，研究半缩醛化合物96、97进行自由基反应之溶剂效应。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。