环胺

The polysaccharide of Gloipeltis furcata could bate puny core ratio and sperm abnormalityratio arose by CP and the polysaccharide had the visible function in restrainability of the mutation.

海萝多糖对由环磷酰胺诱发的微核率和精子畸形率也有着显著的抑制作用，具有很好的抗突变作用。

This Palladacycle catalyzed Heck reaction was characterized by a wide variety of substrates, mildness of reaction conditions, freedom from protection of inert gases and high catalytic activity retainable after repeated uses.

二茂铁亚胺环钯化合物催化的Heck反应具有底物范围较广，反应条件温和，不需要惰性气体保护，催化活性高且催化剂可重复使用仍能保持活性的优点。

Our main research work has been focused on the synthesis, characterization of substituted salicylaldehyde Schiff bases and their complexes, which are not reported in articles now. There are twenty-one new compounds in total.

本论文研究了目前未见国内外文献报道的、水杨醛中苯环上含有取代基的水杨醛缩脱氢枞胺Schiff碱及其金属配合物的合成与表征，共计获得了21个新的化合物，从而为后期生物活性的测定及不对称催化提供研究基础和实验样品。

Salicylaldehyde and its derivatives often produce a formation of Schiff base metal chelate. They are special anti-cancer, anti-inflammatory, sterilization matters. At the same time because of therir structure similar to porphyrin ring, they can set of oxygen and simulated biological effect, So many scientist take interest in this field.

水杨醛及其衍生物与某些伯胺类化合物缩合形成的 Schiff 碱及其金属螯合物，具有特殊的抗癌、抗炎、杀菌、抑霉等活性，同时由于其结构类似于卟啉环，有较好的载氧和模拟生物酶的催化作用，已经引起了各国化学家的广泛兴趣。

The flower extract of Sesamum indicum L. could significantly improve the immune function in immune-suppressed mice.

脂麻花醇提取物能明显改善环磷酰胺所致免疫功能低下模型小鼠的免疫功能。

Study on the inhibition effect mechanism of Sorbaria sorbifolia chloroform extract in S_180 mice.

珍珠梅氯仿提取物对S_(180)荷瘤小鼠抑瘤作用机制的研究取60只小鼠复制S_(180)荷瘤模型，随机分成5组：珍珠梅氯仿提取物大、中、小剂量组，对照组，环磷酰胺组。

Objective: To perform a preliminary study on the dysfunction of spermatogonial stem cells induced by cyclophosphamide.

目的：初步探讨环磷酰胺对精原干细胞分化功能的干扰作用。

It is furthernoticed that the local-ordered characteristics of toroids is determined by thecrosslinking effects of spermidine to DNA chains as well as the theperisistence length of DNA in that circumstance.

研究了DNA刚性长度的变化现象及亚精胺分子的桥联作用对有序凝聚的影响，提出了具有不同种微结构特征的DNA凝聚环具有相似的启动机制的观点。

The facts indicate that apart from the asymmetric induction of chiral diamine backbone,sterically hindered substitute groups on the aromatic rings,and the presence of sp~3-hydridized amino donors and its N,N\'-disubstituted groups in chiral SalanCrX complexes all play important roles in controlling polymer stereochemistry and enantioselectivity.

研究发现除了手性二胺骨架的不对称诱导作用，苯环上的大位阻取代基、N，N\'-二取代基的位阻作用以及N原子上sp~3杂化的供电子效应都对调控聚合物的区域和对映体选择性有很大作用。

Starting from tetrafuran, 2_(4_Aminosulfonylphenyl)_4H_1,2_thiazine_1_dioxide, an antiepileptic drug with special structure, was obtained via esterification, sulphonation, chloridization, condensation and cyclization.

以四氢呋喃为原料，经酯化、磺化、酰氯化、缩合、环化等步骤，合成了化学名为 4_(四氢_2H_1，2_噻嗪基_2 )苯磺酰胺_S_S_二氧化物的抗癫痫药舒噻嗪，通过IR、1HNMR和元素分析对其结构进行了表

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失