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- Antioxidant performance of extracts of seabuckthorn leaves was investigated with hydroxyl free radical system and superoxide anion free radical system. 采用羟基自由基体系和超氧阴离子自由基体系对沙棘叶提取物的抗氧化性能进行了研究。
- A free radical is a molecular fragment having an unpaired electron. 自由基是一种具有未配对电子的分子碎体。
- This reaction has been classified as a free radical chain process. 这种反应是按自由基连锁反应的历程进行分类的。
- Oxidative stress occurs in a cellular system when the production of free radical moieties exceeds the antioxidant capacity of that system. 当细胞内的自由基产物超出其自身的抗氧化能力时,便会产生氧化应激。
- Glutathione peroxidase( GSH-Px) acts as a free radical scavenger. 谷胱甘肽过氧化物酶是生物机体内的自由基清除剂。
- Proanthocyanidin is a effective natural free radical scavenger. 原花青素是一种天然有效的自由基清除剂。
- Abnormality of free radical production will lead many diseases. 自由基产生异常,将导致诸多疾病过程。
- OH Lilium Bromopyrogallol red Scavenging effect Free radical ? 百合 溴邻苯三酚红 清除作用 ?
- Vinyl ethers can cure by both cationic and free radical mechanisms. 乙烯醚可以都阳离子和游离基反应固化。
- Methods The rats were injected with the oxygen free radical generation system (DHF-FeCl 3-ADP) in left ventricles of the brain and induced oxidative damaged AD rat model. 方法 采用二羟延胡索酸 (DHF) +FeCl3+ADP左侧脑室注射法建立氧化损伤型类AD大鼠模型。
- The Gelidium amansii showed scavenging capacity to hydroxyl free radical generated by Fenton reaction and to superoxide anion generated by a pyrogallol autoxidation system. 采用水杨酸法和邻苯三酚法分别测定各相提取物对羟基自由基和超氧阴离子自由基的清除能力，结果表明石花菜有较强的抗氧化能力。
- Astaxanthin may play a key role in the protection of cell membranes against free radical attack, as well as supporting the immune system and cardiovascular health. 虾青素在帮助细胞膜抵抗自由基损伤的方面起着关键作用，并且还能增强免疫系统和心血管健康。
- At the same time, the tolerant ecotype appeared, the heavy-metal-binding polypeptide produced, heavy metal compartmented and the free radical clear system activated. 植物的耐性机制表现在耐重金属生态型的产生、重金属结合多肽的形成、重金属离子的区域化以及活性氧自由基清除系统的活化.
- Termination of free radical chairs occurs by a bimolecular reaction. 自由基链的终止产生于双分子反应。
- Protects skin, eyes, liver and lung tissues against free radical damage. 保护皮肤、眼睛、肝脏及肺组织不受游离基破坏。
- free radical system 自由基体系
- Termination of free radical chains occurs by a bimolecular reaction. 自由基链的终止产生于双分子反应。
- In some cases free radicals can be detected. 在某些情况下可以测出自由基来。
- Free radicals are very reactive. 自由的激进分子非常反动。
- Free radical halogenation in organic chemistry is a type of halogenation. 自由基卤化反应是有机化学中卤化反应的一种。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
