运用化学发光技术研究了培植牛黄的活性氧自由基。
The active oxygen radicals of cultured bezoar have been studied by chemiluminescence.
表明，酚类物质是杨梅清除活性氧自由基的关键成分。
It is suggested that TP is the key ingredient of arbutus to scavenge active oxygen free radical.
目的：观察黄连解毒汤交叉配伍对活性氧自由基的清除作用。
Objective: To observe the scavenging effects of Coptidis Toxin Resolving Decoction (cross compatibility) on oxygen free radicals.
活性氧自由基是挫伤性视网膜病变中光感受器细胞凋亡的重要诱因。
Free oxygen radicals are the important triggering factors for the apoptosis of photoreceptors in the retina contusion of the rabbits.
海克米希望进一步的实验能够确定活性氧自由基是如何延长蠕虫的生命周期的。
Hekimi hopes further experiments will determine exactly how reactive oxygen species increase lifespan in the worms.
表明细胞内钙信使系统的活化和活性氧自由基的积累与果实成熟衰老密切相关。
Thus, it indicated that the stimulation of calcium messenger system and accumulation of active oxygen free radical were closely related to fruits maturation and senescence.
结论：稀土离子在较低浓度时都能抑制活性氧自由基的生成。较高浓度时，作用相反。
Conclusion: Lanthanide ions can inhibit the production of active oxygen free radicals at low concentration, but it turned out contrary at high concentration.
缺血性脑损伤后，活性氧自由基(ROS)增加，以不同的细胞分子机制引起组织损伤。
After brain injury by ischemia, the production of reactive oxygen species (ROS) may increase, leading to tissues damage via several different cellular molecular pathways.
为了深入了解胆红色素类结石形成的触发机制，我们研究了活性氧自由基与胆红素的作用。
To get an insight in the trigger mechanism of the pigment gallstone formation, the actions of active-oxygen free radical on bilirubin were studied in vitro.
UVB辐射可诱导机体产生活性氧自由基，从而引起细胞生物学改变，导致基因突变、致癌和细胞死亡。
UVB irradiation can induce the formation of reactive oxygen species (ROS), and induce the change of cell biology, gene mutation, carcinogenesis and cell death.
结论：小檗碱对PG细胞增殖具有抑制作用，后者可能与调节细胞内活性氧自由基产生从而影响细胞周期进程有关。
CONCLUSION: Berberine has an inhibitory effect on the proliferation of PG cells, and these effect may be carried out by regulating the production of intracellular ROS and the process of cell cycle.
许多研究已经证明，机体的正常代谢可以产生活性氧自由基，它有很强的氧化性，是机体产生疾病和衰老的关键之一。
Many studies have shown that the normal metabolism of the body can produce reactive oxygen species (ROS), which has strong oxidation, is the key of human diseases and aging.
实验结果说明不同硒化合物不仅能够清除细胞体系产生的活性氧自由基，而且对化学反应生成的活性氧自由基也有清除作用。
It is concluded that the different selenium forms can clear the active oxygen radicals produced from both cellular metabolism and chemical reactions.
新加坡国立大学的巴里·哈利维尔同意上述关于活性氧自由基的说法，他说：“没有活性氧自由基人活不成，谁也不希望这样，但是最后也许正是它们要了你的命。”
"You cannot live without them, nor should you wish to, but they will probably help to kill you in the end," agreed Barry Halliwell of the National University of Singapore, of reactive oxygen species.
结果表明，不同器官组织中活性氧与抗超氧阴离子自由基含量各异。
Results showed that content of ROS and ASAFR vary between different organs and tissues.
放疗的主要机制是通过放射线对肿瘤的电离作用，直接或间接诱发自由基、活性氧来杀伤肿瘤细胞。
The mechanism of radiotherapy is its ionization action, which can kill the tumor cell directly or indirectly by generation of free radicals, reactive oxygen species to cure the disease.
此外，内毒素诱导许多破坏性和炎症因子快速升高，包括活性氧(自由基)、一氧化氮和脂肪代谢产物。
In addition, the endotoxin induced a rapid rise in several destructive and inflammatory factors, including reactive oxygen species (free radicals) and products of nitric oxide and fat metabolism.
此外，内毒素诱导许多破坏性和炎症因子快速升高，包括活性氧(自由基)、一氧化氮和脂肪代谢产物。
In addition, the endotoxin induced a rapid rise in several destructive and inflammatory factors, including reactive oxygen species (free radicals) and products of nitric oxide and fat metabolism.
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