轉酮醇 的英文怎麼說

中文拼音 [zhuǎntóngchún]
轉酮醇 英文
transketolase
  • 轉 : 轉構詞成分。
  • 酮 : 名詞[化學] （有機化合物的一類） ketone; alkone; ket-; -one
  • 醇 : Ⅰ名詞1 [書面語] （含酒精多的酒） mellow wine; good wine2 [化學] （有機化合物的一大類 含羥基的烴化...
  1. Transketolase is the key enzyme of pentose - phophate pathway, catalyses transfer of a two - carbon fragment from a ketolase ( donor substance ) to an aldose ( acceptor substance )

    摘要轉酮醇酶是磷酸戊糖途徑的關鍵酶，催化二碳單元在酮糖（供體）和醛糖（受體）間的轉移。
  2. The enzyme 5 - enolpyuvyl - 3 - phosphoshikimic acid synthase ( epsp synthase ; ec2. 5. 1. 19 ), encoded by anoa locus, is a key enzyme present in microorganisms and plants where it has a function in the biosynthesis of aromatic amino acids. glyphosate ( n - phosphonomethyl - glycine ) is an effective non - selective, broad spectrum, postemergence herbicide, which has been shown to inhibit epsp synthase activity in a competitive manner. glyphosate tolerant plants can be mediated by either overproduction of the target enzyme or by the presence of an altered enzyme

    植物和微生物芳香族氨基酸生物合成過程中的一個關鍵酶? ? 5 -烯醇丙酮莽草酸- 3 -磷酸合成酶（ epspsynthase ； ec2 . 5 . 1 . 19 ）由aroa基因編碼，該酶受廣譜滅生性、內吸傳導型除草劑草甘膦的競爭性抑制，將epsp合成酶基因轉入植物中可獲得草甘膦耐受植株。
  3. It is also formed from glyceraldehydes 3 - phosphate in glycolysis, with the release of atp, after which it may be converted to phosphoenol pyruvate

    也可以由糖酵解過程中的甘油醛3 ?磷酸形成，伴隨有atp的釋放，然後可能轉化為磷酸烯醇式丙酮酸。
  4. The biochemical reaction in liquor - making mainly included the degradation of macromolecular substances such as the degradation of amylum and protein, the biochemical changes of micromolecular substances such as glycolysis of glucose ( emp approach ) and reconvertion of pyruvic acid, and the formation of flavoring substances such as the production of higher organic alcohol, maillard reaction, and the formation of aromatic compounds

    白酒釀造過程中的生物化學反應主要包括：大分子物質的降解，如澱粉的降解和蛋白質的降解；小分子物質的變化，如葡萄糖的酵解（ emp途徑）和丙酮酸的再轉化；香味物質的生成，如高級有機醇生成、美拉德反應和芳香族化合物的形成。
  5. The 11 - hsd1 expression in the fetal brain also gradually increases with gestational age at late gestation and continues to increase in the hippocampus after birth until the 15th postnatal day, which shows a pattern very similar to th secretion. furthermore, previous data show injection of thyroxine ( t4 ) to normal newborn rats up - regulates gr expression in the hippocampus. these data suggest that the role of th in neural development may be partially ( if not all ) accomplished through regulating gc ' s activity

    在海馬結構， 11 - hsd1與gr共存於同一海馬神經元內，主要呈現還原酶的特性，能使無活性的11 -脫氫皮質酮（ a ）可的松（ e ）轉化為有活性的皮質酮（ b ）皮質醇（ f ） ，從而提高組織局部的糖皮質激素濃度，這樣， 11 - hsd1的存在就為親和力較低的gr發揮作用提供了前提條件。
  6. That shows there are some difference in the steroid regulation between the anuras and the urodeles. among three of the steroid, one can convert to the other, and some enzyme activity is concerned with the conversion

    三種類固醇激素存在相互轉化的關系，睪酮可能在雌二醇和孕酮的轉化中起著底物的作用，這種轉化與某種芳香化酶的活性有關。
  7. Ppsa and tkta are the key genes in central metabolism of aromatic amino acids biosynthesis. ppsa encoding phosphoenolpyrucate synthetase a ( ppsa ) which catalyzes pyruvate into pep ; tkta encoding transketolase a which plays a major role in erythrose - 4 - phosphate ( e4p ) production of pentose pathway

    Ppsa基因編碼磷酸烯醇式丙酮酸合成酶a （ ppsa ） ，該酶催化丙酮酸合成磷酸烯醇式丙酮酸； tkta基因編碼轉酮酶a ，該酶在磷酸戊糖途徑中生成4 -磷酸赤蘚糖起主要作用。
  8. Acetaldehyde ( ethanol ) an aldehyde, ch3cho, that is an intermediate in the conversion of pyruvic acid to ethanol during the final stage of glycol sis during anaerobic respiration in plants

    乙醛：乙醛ch3cho ，在植物無氧呼吸的最後一個環節糖酵解中把丙酮酸轉化為乙醇的中間體。
  9. After the acet is vaporized, the active substance in water is gotten. and which is vaporized at low temperature. then the crude active substance is purified by column chromatography on sephadex g - 75. after a series of purifications again, we could get some white powder at last. though the active substance is diluted to50 g / ml, the activity is still checkeded - up through phyto phtnora casicileon. the purified active substance is insensitive to heat, resistant to chloroform 、 ethanol and the orhers. in addition, the active substance is sensitive to high ph ( 10 ~ 14 ), but it is not sensitive to low ph ( 1 ~ 5 ). furthermre, when the ph is made to low again, the activity of it ' s comes back

    用蒸餾水對菌體稀釋；加入適量吸附樹脂在150rpm 、 28下振蕩吸附4h ， 80 %的丙酮解吸，過濾解吸液得到活性物質的澄清溶液，旋轉蒸發儀旋轉蒸發去處丙酮，經sephadexg - 75分子篩層析得單一活性峰，收集峰值部分樣品液經冷凍乾燥得到淡褐色粉末，該活性物質用丙酮充分洗滌、甲醇-乙醚重結晶獲得略帶微黃的白色粉末，該活性物質50 g / ml仍可對蘇雲金芽孢桿菌hd - 1產生明顯的抑制作用。
  10. The rat 20a - hydroxysteroid dehydrogenase ( 20ahsd ) belongs to a family member of aldo - ketoreductases used nadph as a cofactor and principally converts progesterone to 20a - hydroxyprogesterone as a lower or non - active hormone. thus 20ohsd acts as a molecular switch and makes the potent progesterone hormone into an inactive potent metabolite

    大鼠20 -羥類固醇脫氫酶（ 20 - hydroxysteroiddehydrogenase ， 20 hsd ）屬于醛酮氧化還原酶系成員，在大鼠卵巢中以nadph為輔酶將孕酮轉變為低或無活性的20 -羥孕酮。
  11. It presented a natural target because aromatase converts testosterone into estradiol, a potent form of estrogen also used in hormone replacement therapy

    由於芳香酶能把睪酮轉化為雌二醇，而雌二醇也是一種能用於激素替代療法的雌激素，它就提供了一個天然的靶點。
  12. Besides policy factors, five methods of cost - cutting of biodiesel are reviewed, including new raw material with higher oil content, shorter regeneration cycle, which is suitable for infertile soil and different climatic conditions ; heterogeneous catalysts ; new technologies ( e. g. supercritical methanol and ultrasonics ) ; higher added value utilization of by - product glycerin with simple method ( propylene oxide chloride, 1, 3 - propanediol, pyruvic alcohol etc. ) and moderate scale of production

    摘要綜述了除政策因素外，降低生物柴油生產成本的5種方法：選擇含油率高、再生周期短、適應貧瘠土地及不同氣候條件的新型植物原料；研究新型固體催化劑；引入新工藝（超臨界法和超聲波法） ；使用比較簡便的方法將廢棄的甘油轉化為高附加值的產品（環氧氯丙烷、 1 ， 3 -丙二醇、丙酮醇等）以及適度生產規模等。
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