目的：探讨丹参二萜醌对邻苯三酚自氧化反应产生的氧自由基的作用。
Object: to observe the oxygen derived free radicals scavenging of diterpenoid tanshinones by pyrogallol autoxidation systems.
采用密度泛函理论研究了氧负离子自由基与苯分子的反应。
The reaction mechanism between atomic oxygen radical anion and benzene has been investigated using the density functional theory (DFT).
研究2-乙基-3-羟基-6-苯硫基-4（1H）-吡啶酮（HPP）对羟自由基和超氧阴离子自由基的影响。
The effects of 2-ethyl-3-hydroxy-6-phenylthio-4(1H)-pyridinone (HPP) on hydroxyl radical and superoxide anion radical scavenging activity was studied.
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