奎尼酸

kuí ní suān
  • quinic acid
奎尼酸奎尼酸
  1. 奎尼酸脱氢酶的高表达是奎尼酸生物合成的代谢工程研究的关键和基础。

    The key and crucial step of metabolic engineering during quinic acid biosynthesize using shikimic acid pathway is high expression of quinate 5-dehydrogenase .

  2. 其中绿原酸(咖啡酸和奎尼酸缩合的缩酚酸)是杜仲中重要的活性成分。

    Chlorogenic acid ( CA , phenolic acid condensated by caffeic acid and quinic acid ) is an important active ingredient of Eucommia ulmoides .

  3. 狭叶松果菊3-脱氢奎尼酸合成酶基因cDNA的克隆及其组织表达特征

    Cloning of 3-dehydroquinate synthase cDNA from Echinacea angustifolia and its tissue expression characteristics

  4. 脱氢奎尼酸酶结构域为(α2β2)3多肽,在N-端有一对反平行的β链,在C-端有loop环;

    Dehydroquinate dehydratase was a (α 2 / β 2 ) 3 peptide , of which a pair of anti-parallel β - strands existed in the N-terminus and a loop in the C-terminus ;

  5. 构巢曲霉奎尼酸脱氢酶基因qutB在大肠杆菌中的克隆与表达

    Cloning and expression in E.coli of the quinate dehydrogenase qutB gene of Aspergillus nidulans

  6. 报道以价廉、易得的D-(-)-奎尼酸为手性源,经9步反应,有效地合成光学活性的19-失碳-1α,25-二羟基维生素D3A环合成子4的合成方法。

    The synthesis of an optically active A - ring synthon 4 for 19 - Nor - la , 25 - dihydroxyvitamin D3 has been achieved from D - ( - ) - quinic acid in 9 steps and with high overall yield .

  7. 初步探索了奎尼酸工程菌在M9积累培养基中的发酵产酸条件,结果表明工程菌经直接发酵由葡萄糖产生了奎尼酸,但尚须进一步优化发酵条件提高产酸率。

    Coli constructs was examined in M9 accumulation medium . The result indicated that QA was produced from D-glucose in the culture supernatant , but it is necessary to explore further the consequences of fermentation in next work .

  8. 塔拉单宁水解废液回收奎尼酸的工艺试验

    Experiment of recovering quinic acid from liquid waste of Tara Tannin hydrolysis

  9. 气相色谱法测定二咖啡酰奎尼酸原料药中的有机溶剂残留量

    Determination of Residual Solvents in Dicaffeoylquinic Substance by Gas Chromatography

  10. 青霉高单宁酶活性菌株选育及酶法转化没食子酸及奎尼酸研究

    Mutation Breeding of High Tannase Activity Strains from Penicillum and Enzymatic Formation of Gallic Acid and Quinic Acid

  11. D-奎尼酸:一个多用途的手性合成子

    Synthesis of Some New Chiral Synthons for Pyrroline Alkaloids Synthesis D - Quinic Acid , A Versatile Chiron in Organic Synthesis

  12. 构建了将碳代谢流引向奎尼酸合成方向的串联表达重组子;

    The co-expression recombinants of multigenes were constructed , in which the carbon flow was directed into the quinic acid biosynthesis pathway .