aromatic acids 中文意思是什麼

aromatic acids 解釋
芳酸類
  • aromatic : adj. 1. 香氣濃的，芳香的。2. 【化學】芳香族的。n. 1. 芳香植物。2. 〈常 pl. 〉 香料，芳香劑。
  • acids : 酸類,酸
  1. 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。
  2. One exception is the decarboxylation of aromatic carboxylic acids.

    芳香羧酸進行脫羧反應是一個例外。
  3. Humic acids are usually regarded as polymers of aromatic compounds.

    腐殖酸通常被看作是芳烴化合物的聚合物。
  4. Were investigated in aqueous solution by krf laser flash photolysis. from optical studies, the photoionization of aromatic amino acids produced radicals and hydrated electron, and the interaction of tyrosine and phenylalanine with so

    運用激光閃光光解瞬態吸收光譜研究了色氨酸trp酪氨酸tyr ，苯丙氨酸phe和二肽trp - tyr光電離和被so
  5. Aromatic metabolites such as tryptophan, phenylalanine, tyrosine which can only be synthesized by plants and microbes are essential amino acids for human and animals

    芳香族氨基酸包括酪氨酸、苯丙氨酸和色氨酸，是人體和動物體內的必需氨基酸。
  6. The common biosynthesis pathway of aromatic amino acids includes seven steps from dahp to chorismate acid. for the common pathway, 3 - dehydroquinate ( dhq ) synthase ( encoded by arob ), 5 - enolpyruv - oylshikimate s - phosphate ( epsp ) synthase ( encoded by aroa ), and chorisma - te synthase ( encoded by aroc ] are rate - limiting enzymes

    芳香族氨基酸的合成步驟有七步是共同的，亦即從dahp到分支酸的合成步驟，其中脫氫奎寧酸合成酶（ arob ） 、 5 -烯醇式丙酮酰莽草酸合成酶（ aroa ）和分支酸合成酶（ aroc ）是此代謝途徑的關鍵酶。
  7. Chorismate acid is branch point in aromatic amino acids biosynthesis, related to phenylalanine, bifunctional enzymes chorismate mutase / prephenate dehydratase ( encoded by phea ) is rate - limiting enzyme

    分支酸是芳香族氨基酸合成途徑的分支點，與苯丙氨酸合成有關，雙功能酶分支酸變位酶-預苯酸脫水酶（ phea基因編碼）是關鍵酶。
  8. 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。
  9. So it has increasing commercial demand. escherichia coli and many other microoganism synthesize aromatic amino acids through the condensation reaction between phosphoenolpyru vate ( pep ) and erythrose - 4 - phosphate ( e4p ) to form 3 - deoxy - d - arabinohep tulosonate 7 - phosphate ( dahp ). pep and e4p are limiting substrates for formation of dahp

    大腸桿菌和許多微生物一樣，其合成芳香族氨基酸的起始物是由磷酸烯醇式丙酮酸（ pep ）和4 -磷酸赤癬糖（ e4p ）二者縮合形成的3 -脫氧- -阿拉伯庚酮糖酸- 7 -磷酸（ dahp ） 。
  10. The inclusion behaviors of b - cyclodextrin with some aromatic amino acids such as l - phenylalanine, l - tyrosine and l - tryptophan were studied via ultraviolet and fluorescent spectrometry. the results indicated that inclusion complexes of - cyclodextrin with aromatic amino acids could be formed and the inclusion behaviors were affected by the amount of - cyclodextrin, temperature and ph value

    本文研究了?環糊精與芳香族氨基酸l ?苯丙氨酸、 l ?酪氨酸和l ?色氨酸之間的包合作用，考察了?環糊精用量、溫度、時間和ph值等因素對包合作用的影響。
  11. Immersion in aromatic or ketone solvents and strong oxidizing acids

    不能浸在芳香類、酮類溶劑以及強氧化性酸中。
  12. Immersion service in aromatic or ketone solvents and strong oxidizing acids

    不宜在芳香族和酮類溶劑以及強氧化性酸的浸泡環境中使用。
  13. The product chorismate of this pathway is precursor to the synthesis of the aromatic amino acids phenylalanine, tyrosine, and tryptophan as well as other essential aromatic secondary metabolites such as ubiquinone, menaquinone and vitamin k. phosphoenolpyruvate and shikimate 3 - phophate are converted to 5 - enolpyruvlshimimate - 3 - phosphate and phosphate

    芳香族氨基酸苯丙氨酸、酪氨酸、色氨酸和其它一些必需代謝物如泛醌、維生素k2類、維生素k的起始物是莽草酸途徑所產生的分枝酸。
  14. A. enzymes transform complex, recalcitrant aromatic and aliphatic hydrocarbons that are not easily biodegradable to simple fatty acids, thereby accelerating biological cleanup

    答：酶能轉化復雜的，難降解的芳烴和直鏈烴類化合物，並不是輕易地將它們生物降解為為簡單的脂肪酸，而是加速生物清除的過程。
  15. The application of transketolase for industrial purpose, such as production of ethanol, biosynthesis of aromatic amino acids and enantiotopic chemicals were reviewed

    本文綜述了該酶的工業生產及應用領域，如乙醇生產，芳香族氨基酸和手性物質的生物合成等。
  16. It was observed that the inclusion complexes of 3 - cyclodextrin and its polylactide - garfted copolymer with insulin could be formed and the inclusion behaviors were affected by the amount of 3 - cyclodextrin, temperature as well as ph value. the formation mechanism of the supramolecular systems between 3 - cyclodextrin and insulin was the similar to that between 3 - cyclodextrin and the above - mentioned aromatic amino acids. because of the three - dimensional structure of insulin and the exterior polar groups of its aggregates, the molecular recognition and inclusion of 3 - cyclodextrin with insulin were hindered

    由於受主客體之間的尺寸匹配性的影響， ?環糊精與這三種芳香族氨基酸形成了不同包合比的包合物， ?環糊精分別與l ?苯丙氨酸和l ?酪氨酸形成了1 ： 1的包合物，而與l ?色氨酸卻形成了2 ： 1的包合物，各包合物的穩定常數也有所不同。
  17. Limitedly resistant to aromatic hydrocarbon, strong solvent, acids and oxide materials

    本品對芳烴、強溶劑、酸和氧化材料的耐度有限。
  18. Most proteins have amino acids with aromatic ring, so they have yellow reaction. phenylalanine is not easy to nitrify, so it is necessary to add in a little vitriol oil

    多數蛋白質分子含有帶苯環的氨基酸，所以都會發生黃色反應。苯丙氨酸不易硝化，需加少量濃硫酸后才能夠發生黃色反應。
  19. Comparison of chemical processes of aromatic amino acids and a dipeptide induced by uv light and so - 4

    芳香氨基酸及其肽光電離so - 4氧化與光敏化過程的比較研究
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