查询词典 porphyrin

In photodynamic treatment, a photosynthesizing agent (such as a porphyrin, a naturally occurring substance in the body) is injected into the bloodstream a few hours prior to surgery.

在光动力治疗， photosynthesizing剂（如一个卟啉，自然发生的物质在人体内），注入到血管几个小时之前手术。

In photodynamic treatment, a photosynthesizing agent (such as a porphyrin, a naturally-occurring substance in the body) is injected into the bloodstream a few hours prior to surgery.

光治疗，光合剂(如卟啉、自然物质发生身体)注入血液数小时之前手术。

Keywords porphyrin dimer;DNA;apparent affinity binding constant;photocleavage

双卟啉； DNA；表观键合常数；光切割

Meso-Tetrakis(2,6-dichlorophenyl)porphyrinmanganese chloride and carbonyl ruthenium meso-tetrakis(2,6-dichlorophenyl)porphyrin were prepared and used to catalyze the diastereoselective epoxidation and amidation of 3β-substituted Δ 5-steroid derivatives.

研究了 5 ，10 ，15 ，2 0 (2 ，6 二氯苯基)卟啉锰及其钌配合物这类非手性的催化剂催化3β取代的Δ5 甾体衍生物的非对映选择性环氧化及酰胺化反应。

Thus iron tetrakis porphyrin chloride , chosen as a catalyst in this study, was synthesized, and its solubility and catalytic activity in supercritical propane were investigated.

本研究选择多卤代卟啉铁作为催化剂，合成了四卟啉氯化铁，测定了TPFPPFeCl在超临界丙烷中的溶解度，并且考察了利用空气选择性羟基化丙烷的催化行为。

We use AOT/iso-octane/water reverse micelles as a biological model to mimic the properties of triplet-excited-state porphyrin in the interfacial region. The amphiphilic property of compound is difficult to evaluate for different system.

用AOT／异辛烷／水反相胶束体系营造了一个多相、多界面的环境，通过对卟啉化合物三重态寿命的测量，研究了以亲水基团为端基的具有不同侧链链长的两亲卟啉化合物的界面行为，探讨了卟啉化合物的亲水疏水性质与界面环境间的相互作用，这对卟啉类光疗药物的结构优化具有帮助。

Nucleic acids were determined at nanogram levels based on their enhancement effects on the fluorescence reaction system between H 2O 2 and p hydroxyphenylacetic acid catalyzed by Mn [tetrakis(3 N methylpyridiniumy)porphyrin],a mimetic peroxidase.

痕量核酸对meso 四(3 N 甲基吡啶基)卟啉合锰催化H2 O2 氧化对羟基苯乙酸的荧光反应产生增强作用，且增强程度与核酸浓度之间有良好的线性关系，据此建立了测定核酸的高灵敏的荧光分析方法。

In the selective oxidations, Manganese porphyrin mimic enzyme systems supported on different inorganic supports are designed and developed, which are applied in studies of green processes, such as, the selective olefin epoxidation with oxygen in either ionic liquid or water, the oxidation of alcohols.

在选择性氧化反应中，设计制备了不同无机载体的锰卟啉模拟酶体系，分别在离子液选择性和水相中开展了以氧气为氧源的烯烃环氧化、醇的氧化等绿色反应过程的研究。

Thus, the "yellow enzyme" is isolated as a conjugated protein in which the non-amino acid moiety is riboflavin phosphate, while catalase is an iron-porphyrin-containing protein

比如说，分离出来的结合蛋白-&黄酶&便是一例，它的非氨基酸部分是磷酸核黄素。而过氧化氢酶则是一种含卟啉铁的蛋白。

The tempral properties of the nonlinear refraction in Cadmium porphyrin and Methyl orange areproposed by pump-probe technique.It can be used as all optical switch based on nonlinear refractioneffect.It was numerical simulated and analyzed theoretically.

利用泵探技术测量了类卟啉镉氯仿溶液和甲基橙水溶液非线性折射效应的时间特性，并指出这一效应可用于实现折射型全光开关，从理论上分析了双光束技术折射效应的时间特性。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷