单态氧

光动力学疗法（简称PDT）治疗癌症是利用光和光敏药物的相互作用产生一种单态氧的物质，从而杀死恶性肿瘤组织。

Photodynamic therapy uses the interaction between the light and light sensitive drug to produce singlet oxygen to kill the cancer cells .

用正电子素o－Ps研究以亚甲兰为光敏剂在甲酸和水体系中激光诱导单态氧￣1O＿2的形成。

The singlet oxygen O induced by laser in a methanol - water system with photosensitizer , methylene blue ( MB ), was probed by positronium .

用维生素C针剂作猝灭剂，观察了其对单态氧的猝灭作用。

The quenching effect of ascorbic acid ( injected as a quencher ) on the singlet molecular oxygen was observed .

光动力疗法对SD大鼠C6胶质瘤照射后单态氧含量的影响研究

Effect of the monomorphism oxygen contents ( ~ 1O_2 ) induced by photodynamic therapy on SD tumor-bearing rat by He-Ne laser radiation

单态氧量子产率为0.57，其对HL-60细胞具有良好的光灭活作用，提示CPD1是一种有发展前途的光动力疗法（PDT）光敏剂。

It is suggested that CPD 1 is a promising photosensitizer for photodynamic therapy ( PDT ) of cancer .

用Lambert-Beer定律和单态氧的量子产率来计算血管中的单态氧产量。

To calculate the production of singlet oxygen in vascular by the law of Lambert-Beer and quantum yields of singlet oxygen .

光动力治疗鲜红斑痣模型中单态氧分布初步研究用Lambert-Beer定律和单态氧的量子产率来计算血管中的单态氧产量。

Singlet Oxygen Distributions in a Port Wine Stain Model Containing Single Cylindrical Blood Vessel To calculate the production of singlet oxygen in vascular by the law of Lambert-Beer and quantum yields of singlet oxygen .

目的：本文研究了光动力学疗法对大鼠胶质瘤照射后单态氧（1O2）含量的影响。

Objective The present paper reports the effect of ( 1O2 ) induced photodynamic therapy ( PDT ) by He-Ne laser radiation on the C6 cell line .

针对活性氧尤其是单态氧（1O2），利用高选择性、高灵敏度荧光探针的间接检测技术有着重要的意义。

Indirect detection technology with high sensitive and high selective fluorescent probes for reactive oxygen species , particularly for singlet molecular oxygen , is currently of great importance .

肤色深单态氧的产生少。

There are little singlet oxygen in vessel with dark color .

二氢卟吩类光敏剂敏化单态氧光谱及其量子产率

Studies on Fluorescence Emission Properties and Quantum Yield of Singlet Oxygen Photosensitized by Chlorin Photosensitizers

氧家族成员单态氧的发现及其化学的发展

The singlet oxygen , a member of the oxygen family its discovery and chemical development

单态氧猝灭剂叠氮钠治疗角膜碱烧伤实验研究

The Singlet Oxygen Scavenger Sodium Azide in the Treatment of Alkaline Burn of Cornea : An Experimental Study

缺氧和单态氧淬灭剂（β-胡萝卜素和叠氮钠）能降低细胞的化学发光。

Anoxia , and quenchers of singlet oxygen (β - carotene and sodium azide ) inhibited chemiluminescence of cells .

初步推断在HpD-光敏诊治癌症过程中起主导作用的机制仍是单态氧。

It is derived that the major mechanism in the process of HpD-photosensitized therapy of cancer is still the singlet oxygen .

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 .

结果单态氧在血管中的空间变化规律由光分布决定，血管中心产生少；

Results The spatial regularity of singlet oxygen is decided by the distribution of laser , and there is little singlet oxygen in the center of vessel .

而且在光动力治疗过程中，主要是通过Ⅱ型机制起反应，即氧影响着主要的细胞毒素单态氧的产生。

While , it is the II mechanism that plays the main role in the therapy , that is the producing of cytotoxin singlet oxygen affected by the oxygen .

单态氧是特定细胞在其光合作用过程中的副产物之一，而细胞通过这一过程将光转化为能量。该物质具有很高的毒性，同时也是一种可使细胞破碎的活性物质。

Singlet oxygen , a byproduct of the photosynthetic process by which certain cells convert sunlight into energy , is a highly toxic and reactive substance that tears cells apart .

光动力学疗法活化选择性潴留于肿瘤组织的光敏剂，产生单态氧物质，破坏肿瘤血管组织，最终导致肿瘤组织细胞的凋亡或坏死，为抗新生血管形成治疗肿瘤提供了一种新的手段。

Photodynamic therapy ( PDT ) can activate photosensitizer , which retain selectively in tumor tissues , generate singlet oxygen that can destroy vascular tissues and induce the apoptosis or necrosis of tumor cells . Anti-neovascularization has been provided a new treatment of tumor .

酞菁类光敏剂单重态氧量子产额的激光诱导ESR研究

ESR study on singlet oxygen quantum yield of phthalocyanines ( PC ) induced by laser

单重态氧化学Ⅷ.类卟啉稀土配合物光敏化产生单重态氧的ESR研究

Chemistry of Singlet Oxygen VIII . ESR Studies of Singlet Oxygen Generated by Photosensitization of Porphyrin-like Rare Earth Complexes

[2,3′-联-1H-吲哚]-3（2H）-酮类化合物的单重态氧反应

Singlet oxygenation of [ 2,3 ' - Bi - 1H-indol ] - 3 ( 2H ) - ones

单重态氧O2（a1Δg）是迄今唯一能用纯化学反应高效产生的具有长寿命的亚稳激发态分子。

So far , metastable Singlet oxygen is the only electronic excited state molecule that can be efficiently produced simply by a chemical reaction .

烯烃与单重态氧的ene反应

The " ene " reaction of olefinic hydrocarbon and singlet state oxygen

本文应用激光诱导ESR波谱法研究酞菁类光敏剂的光动力反应动力学过程，对几种酞菁的单重态氧（~1O2）相对量子产额进行了测定比较。

The kinetics of photodynamic reaction of several phthalocyanine ( PC ) photosensitizers were studied by laser induced ESR spectrum , and the measured results of the relative quantum yields of singlet oxygen of several phthalocyanine were compared .

射流式单重态氧发生器（JSOG）是化学氧碘激光器十分重要的能源部分，它主要是通过解气相、液相扩散方程来求解发生器出口的氯的利用率和单重态氧的产率。

The jet singlet oxygen generator ( JSOG ) is an efficient energy donor for a chemical oxygen-iodine laser ( COIL ) .

气固化学反应体系产生单重态氧的初步实验研究

Preliminary experimental study on singlet oxygen generation from gas-solid reaction system

顺，顺-1,5-环辛二烯的单重态氧反应及其产物的重排

Singlet Oxygenation of cis , cis-1,5-Cyclooctadiene and Thermal Rearrangement of Product