1.In higher plants, betaine is synthesized by a two-step oxidation of choline: choline - betaine aldehyde -betaine. The first step is catalyzed by choline monooxygenase (CMO). The second step is catalyzed by betaine aldehyde dehydrogenase (BADH).
高等植物中，甜菜碱由胆碱经两步酶催氧化得到，即：胆碱--→甜菜碱醛--→甜菜碱，催化第一步反应的酶是胆碱单加氧酶(choline monooxygenase，CMO)，催化第二步反应的酶是甜菜碱醛脱氢酶(betaine aldehyde dehydrogenase，BADH)。
2.The important enzymes for alcohol metabolism include alcohol dehydrogenase(ADH) and aldehyde dehydrogenase(ALDH) in human body. ALDH2 has the important role in the effect of aldehyde detoxification which is always the outcome in alcohol metabolism.
乙醇脱氢酶(alcohol dehydrogenase,ADH)和乙醛脱氢酶(aldehyde dehydrogenase,ALDH)是人体内酒精代谢的重要酶,而乙醛脱氢酶2在酒精代谢产物乙醛的解毒中起重要的作用。
3.In higher plant, betaine is synthesized by a two-step reaction: choline→betaine aldehyde→betaine. The first reaction is catalysed by choline monooxygenase (CMO) while the following is catalysed by betaine aldehyde dehydrogenase (BADH).
高等植物中，甜菜碱以胆碱为底物经两步酶催反应生成，即：胆碱→甜菜碱醛→甜菜碱，催化第一步反应的是胆碱单加氧酶(choline monooxygenase,CMO)，催化第二步反应的是甜菜碱醛脱氢酶(betaine aldehyde dehydrogenase, BADH)。
4.The oil from fresh fruits is 0.11 to 0.2% and the main components are decanal(47.51%),lauric aldehyde(35.94%), r-muurolene (6.41%) , decanol (1.95%) etc.
鲜果出油率为0.11-0.2％,主要成分为癸醛(decanal)47.51％。 土二醛(lauric aldehyde)35.94％,r-木罗烯(r-muurolene)6.41％,癸醇(decanol)1.95％等。
5.The aim of this work was to produce (R)-CHBE from ethyl 4-chloro-3-oxobutanoate (COBE) by whole cell catalyzed reduction. In this work, an expression vector, pQE30-ALRgdh223, which harboring an NADPH-dependent aldehyde reductase gene from Sporobolomyces salmonicolor ZJU0307 and a glucose dehydrogenase gene from Bacillus megaterium ZJU0310, was constructed. The recombinant strain, E.
由于酶催化还原COBE获得(R)-CHBE的过程需要辅酶NADPH参与,为了实现辅酶再生,本文首先从赭色抛孢酵母细胞中克隆到了醛基还原酶(NADPH-dependent aldehyde reductase, ALR)基因,并且从巨大芽孢杆菌中克隆出6-磷酸葡萄糖脱氢酶(glucose-6-phosphate dehydrogenase,gdh223)基因,构建了具有高还原速率和手性选择性的重组大肠杆菌E.
6.Alcohol dehydrogenase (ADH) and aldehyde dehydrogenase (ALDH) play an important role in the in vivo alcohol metabolism together.
人体中的乙醇脱氢酶(alcohol dehydrogenase,ADH)及乙醛脱氢酶(aldehyde dehydrogenase,ALDH)在乙醇代谢过程中发挥着重要的作用。
7.This paper studied inside to the expanded graphite and phenol aldehyde composites, expanded graphite and phenol aldehyde of differ ratio,and influence of temperature at absorption oil rate etc . Pass to look into the expanded graphite-phenolic resin base acticarbon composite of microcosmic structure by the SEM, analyse and discuss the expanded graphite-phenol aldehyde composite of absorption oil mechanism.
研究了膨胀石墨与酚醛树脂基活性炭复合材料中膨胀石墨与酚醛树脂基活性炭的不同配比、温度对复合材料吸油率的影响等 ,通过扫描电镜对吸油复合材料微观结构的观察 ,分析和探讨了吸油复合材料的吸油机理。
8.Under acid condition open chaining crown ether diaromatic aldehyde can react, and they will synthesize a compound of chaining crown ether diaromatic aldehyde thiosemi-carbazone kind.
摘要链状冠醚二芳醛在酸性条件下与氨基硫脲反应，合成了链状冠醚二芳醛缩氨硫脲类化合物。
9.Results:The average recovery of standard addition were 96.7%, RSD =1.12% ( n =5) for Denshensu, and 97.0 %, RSD =1.53% ( n =5) for Protocatechuic aldehyde, There was a good linear relationship between the absorption area value and the concentration in the range of 1.25～10μg for Deshensu and 0.25μg～2.0μg for Protocatechuic aldehyde.
结果 :方法的平均加样回收率 :丹参素为 96 .7% ,RSD =1.12 % (n =5 ) ; 原儿茶醛为 97.0 % ,RSD =1.5 3(n =5 )。
10.Based on the field data of the aldehyde oxidation tower of JiLin Chemical Corporation Acetylith Factory, in connection with the mechanic analysis, the models of the acetic acid, aldehyde, methance acid content of oxidation liquid and CO2 content of tail gas are built by the improved RBFNN.
基于吉林化学工业股份有限公司电石厂醋酸装置的现场数据，结合机理分析，本文用改进的RBF网络建立乙醛氧化制醋酸生产装置氧化液醋酸含量、乙醛含量、甲酸含量和尾气CO_2含量软测量模型。
