热力学参数的计算表明，从烯醇式到双酮式构型的转变是一个吸热过程。
The calculation of the thermodynamic parameters shows that the transformation from enol to keto form is endothermic process.
方法：以双酮为原料，结合双烯孕腈的药物结构特点对双炔失碳酯进行化学结构改造。
Methods: Referring to dienogest's construction features, we reconstructed anordrin be- ginning with diketone.
当老鼠在噪声暴露之前服药，仅仅是三甲双酮而不是乙琥胺显著的减少了随后的听力丧失。
When mice got the medications before noise exposure, only trimethadione, not ethosuximide, significantly reduced subsequent hearing loss.
《国际糖尿病》：二甲双胍通常被看作是胰岛素增敏剂。在改善胰岛素抵抗方面，二甲双胍和吡格列酮的区别有哪些？
International Diabetes: metformin is often viewed as an insulin sensitizer. What is the difference between metformin and pioglitazone with regard to improving insulin resistance?
测试结果表明，那些对雄烯酮敏感人确实具有双拷贝基因。
Tests showed that those who were sensitive to the compound did indeed have two copies of the gene.
吡格列酮联用磺脲类、胰岛素或者二甲双胍用于8项试验(8501个病人)。
Pioglitazone was tested in combination with a sulfonylurea, insulin, or metformin in 8 trials (8501 patients).
有双环氨基取代的吡啶酮羧酸衍生物，其酯及盐，以及可用作其中间体的双环类胺。
Pyridonecarboxylic acid derivative substituted by bicyclic amino group, ester thereof, salt thereof, and bicyclic amine as intermediate thereof.
结论双乙烯酮具有明显的肝脏和肺脏毒性。
Conclusion Diketene has obvious toxic effects on liver and lung.
目的探讨双乙烯酮对眼部的损伤机制、表现、急救及预防措施。
Objective Study on the mechanism of ocular burn causing by diketene and its manifestation, emergency treatment and preventive measures.
目的了解胰岛素联合罗格列酮或二甲双胍治疗对2型糖尿病患者血清脂联素水平及体脂分布的影响。
Objective To study the effects of insulin plus rosiglitazone and insulin plus metformin on serum adiponectin and body fat distribution in type 2 diabetes mellitus.
就双乙烯酮与异丙醇在不同催化剂下反应生成乙酰乙酸异丙酯的条件及结果进行了讨论，并提供了实验数据。
The conditions and results of the reaction of diketene with isopropyl alcohol in the presence of different catalysts are discussed and some experimental data are provided.
双葱酮的电化学还原是一个ECE过程。
本文介绍了双乙烯酮的生产方法，应用和发展趋势。
The production methods, application and market prospect of diketene are introduced in this paper.
茚三酮反应呈阴性，用酸水解后茚三酮反应和双缩脲反应呈阳性。
Its ninhydrin reaction was negative, but after acid hydrolysis, its ninhydrin reaction and biuret reaction were positive.
目的：探讨米非司酮与双炔失碳酯合用抗早孕的机理。
Objective: To investigate the mechanism of mifepristone combined with anordrin for anti - early pregnancy.
目的：观察溴隐停、二甲双胍、罗格列酮分别对多囊卵巢综合征(PCOS)大鼠胰岛素抵抗、血脂和氧化应激作用。
Objective: To investigate the effects of bromocriptine and rosiglitazone and metformin on insulin resistance metabolism of lipids and oxidative stress in rats with polycystic ovary syndrome (PCOS).
介绍了双乙烯酮的性质，重点介绍了双乙烯酮的生产方法和双乙烯酮及其衍生产品在医药、农药、染料、食品添加剂工业等方面的应用。
This paper introduced the properties, production, and USES of diketene and its derivatives in the fields of medicine, pesticide, dye, food additive industries etc.
通过对双乙酰和2,3 -戊二酮的形成机理的分析，采取相应的工艺措施，以提高啤酒的风味。
Based on the analyses of the formation mechanism of diacetyl and 2, 3-pentanedione, corresponding technical measures can be taken to improve the flavor of beer.
确定了光致变色的产物为双质子转移的酮式结构。
方法：采用酸性染料比色法测定附子总生物碱含量，反相高效液相色谱法测定双酯型生物碱含量，蒽酮-硫酸法测定多糖含量。
METHODS: The contents of total alkaloids, diester diterpenoid alkaloids and polysaccharides were measured by acid dye colorimetry, HPLC and sulphuric acid-anthrone colorimetric method respectively.
结果双乙烯酮染毒大鼠血中MDA含量和ALT活力明显升高，GSH含量明显降低。
Results Contents of MDA, activity of ALT increased and contents of GSH decreased significantly in serum.
二甲双胍和吡格列酮都是胰岛素增敏剂，因此这两类药物不会导致低血糖，而GLP-1类似物或DPP-IV抑制剂导致低血糖的概率也很低。
The metformin and pioglitazone are insulin sensitizers so they never lower you blood glucose below normal and the GLP-1 analogues or DPP-IV inhibitors also never lower your blood glucose below normal.
为研究硫醇烯光固化组成物的反应机理，选用安息香双甲醚、安息香乙醚、安息香正丁醚、二苯甲酮和噻吨酮为光敏剂，用红外光谱法研究了硫醇烯的光化学反应动力学。
The kinetics of thiol-ene reaction is studied by Fourier Transform Infrared when benzoin dimethyl ether, benzoin ethyl ether, benzoin butyl ether, benzophenone and ITX were used as photosensitizer.
采用切除单侧、双侧眼柄及注射黄体酮药物的方法研究对幼蟹卵巢发育的影响。
The effects of unilateral, double eyestalk-ablated and injecting progesterone on the juvenile crab ovarian development were studied.
本论文研究了在混合双溶剂存在下一步法合成三唑酮的反应。
This paper reports the reaction of one step-synthesizing triadimefonin bi-solvents systen.
本论文研究了在混合双溶剂存在下一步法合成三唑酮的反应。
This paper reports the reaction of one step-synthesizing triadimefonin bi-solvents systen.
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