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- Objective To observe the behavior and content of dopamine(DA),norepinephrine(NA),5 hydroxytryptamine(5 HT) in stratium of mice treated with different doses of 1 methyl 4 phenyl 1,2,3,6 tetrahydropyridine(MPTP). 目的 观察不同剂量对 1 甲基 4 苯基 1,2 ,3 ,6 四氢吡啶 (MPTP)小鼠行为学及脑纹状体多巴胺 (DA)去甲肾上腺素 (NE)、5 羟色胺 (5 HT)及其代谢产物含量的影响 ,探讨MPTP致帕金森病 (PD)样小鼠模型的最佳条件。
- Aromati hyperbranched polyester(HBP) was synthesized by methyl 4,4-bis(4'-hydroxyphenyl) pentanoate as AB2 monomer and trimethylolpropane as core. 以三羟甲基丙烷为核单体,双酚酸甲酯为AB2型单体,采用熔融缩聚的方法合成了具有芳香型结构的超支化聚酯。
- N Methyl 4 nitrophthalimide ( 4 NPI) was reduced by metal such as iron powder in dilute acidic solution and then hydrolyzed in solution of sodium hydroxide to provide di sodium 4 aminophthalate. 将 4 硝基邻苯二甲酰亚甲胺 (4 NPI)用铁粉还原为 4 氨基邻苯二甲酰亚甲胺 ;再在氢氧化钠水溶液中水解成 4 氨基邻苯二甲酸钠 .
- Keywords europium;1 phenyl 3 methyl 4 acyl 5 pyrazolone;complex;fluorescence;; 铕;4-烷基酰代吡唑啉酮;配合物;荧光;
- phenyl 3 methyl 4 benzoyl 5 pyrazolone 1-苯基-3-甲基-4-苯甲酰基-5-吡唑啉酮
- methyl 4 - butyrylamino - 3 - metylbenzoate 3-甲基-4-丁酰氨基苯甲酸甲酯
- Synthesis and Property of 6 (2 Methyl 4 Phenylimidazole) 2,4 Hexadiyne 1 Ol 顾宝珊,李荣缇,张军良, 甲基-4-苯基咪唑)-2,4-己二炔-1-醇的合成与表征
- Keywords redox reagents;1,1-dinitroethane;phase transfer catalysis;cetane number improver;methyl 4,4-dinitropentanoate; 氧化还原电对;1;1-二硝基乙烷;相转移催化;十六烷值改进剂;4;4-二硝基戊酸甲酯;
- methyl 4 - butyrylamino - 3 - metyl - 5 - aminobenzoate 3-甲基-4-丁酰氨基-5-氨基苯甲酸甲酯
- This city has a population of more than 1,000,000. 这个城市人口超过一百万。
- methyl 4'- bromomethyl-2-carboxylate 2- Cyano- 4' - methylbiphenyl 4’-溴甲基-2-联苯甲酸甲酯
- Keywords Lanthanum;1 phenyl 3 methyl 4 benzoyl pyrazolone 5;neutral organophosphorus extractants;synergistic extraction; 镧;1苯基3甲基4苯甲酰基-吡唑酮5;中性磷(膦)萃取剂;协同萃取;
- These socks retail at 1 dollar a pair. 这些袜子零卖一美圆一双。
- This mountain is 1,400 meters above sea level. 这座山海拔1,400米。
- These socks are going at 1 a pair. 这些短袜每双卖1英镑。
- The ratios of 1 to 5 and 20 to 100 are the same. 1与5之比和20与100之比相同。
- The thieves stole 1 million worth of jewellery. 窃贼偷走了价值100万英镑的珠宝。
- The winning time was 1 minute 5 seconds. 获胜的时间是1分零5秒。
- A unit of power equal to 1,000 watts. 千瓦功率的单位,等于1,000瓦。
- Talking of salary you will be paid$1,000 a month. 说到薪水,你一个月1000美元。