单态氧(Singlet oxygen,1O2)即激发态氧分子。基态氧原子(三线态氧分子)被激发后,原本两个2pπ*轨道中两个自旋平行的电子,既可以同时占据一个2pπ*轨道,自旋相反,也可以分别占据两个2pπ*轨道,自旋相反。两种激发态,S=0,2S+1=1,即他们的自旋多重性均为1,是单重态(分别用1Δg和1Σg+表示)。因此,激发态氧分子又称为单线态氧。
在可见红光下,HPD或DHE可把光能转变成高反应性的单态氧(singlet oxygen),后者可杀灭肿瘤组织。Herrera估计这种新疗法可治疗包括肺、
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单线态氧 [生物物理] singlet oxygen
敏化单态氧 photosensitizing singlet oxygen
单线态氧气 singlet oxygen
单线态氧检测 Detection of Singlet Oxygen
单重态氧抑制剂 Singlet oxygen inhibitor
单线态氧猝灭剂 singlet oxygen quencher
单线态氧敏化剂 singlet oxygen sensitizers
单线态分子氧 singlet molecular oxygen
小型单线态氧制造者 mini singlet oxygen generator ; MINISOG
It is a photodynamic drug whose ability to produce singlet oxygen and free radicals is enhanced after exposure to visible light.
它是光动力药,用可见光照射后能产生单态氧和自由基。
参考来源 - 金丝桃素对培养的人视网膜色素上皮细胞和实验性增生性玻璃体视网膜病变的影响·2,447,543篇论文数据,部分数据来源于NoteExpress
直径大的血管平均单态氧量较直径小的血管少,难以被破坏。
The vascular with big diameter has little amount of singlet oxygen than that with small diameter averagely and is difficult to be destroyed.
本文测定了血卟啉及其衍生物的荧光光谱及单态氧的相对量子产额。
In this article the laser fluorescence spectra and the singlet oxygen relative quantum yield of hematoporphyrin and its derivatives are deter - mined.
结果表明,血卟啉的荧光强度和单态氧的量子产额较高,它们均为有效的光敏剂。
The results indicate that the laser fluorescence intensity and the singlet oxygen quantum yield of hematoporphyrin are better than others and they may be effective photosensitizers.
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