pyrimidine

英[paɪ'rɪmɪdiːn] 美[paɪ'rɪməˌdiːn]

n. [化]嘧啶

pyralidid [昆]n.；螟蛾
pyramid n.金字塔；棱锥体；[证券]金字塔式交易法v.急速增加；以金字塔的模型构建
pyramidal adj.金字塔形的；角锥状的；锥体的
pyramidalist n.埃及金字塔传说的解说者
pyramidic adj.金字塔形的；锥体的

Noun:

any of several basic compounds derived from pyrimidine
a heterocyclic organic compound with a penetrating odor

1. Heterocycle is always pyrimidine or triazine.: 其中杂环部分常为嘧啶环或均三嗪环。

2. Uracil -- a pyrimidine found in RNA that base-pares with adenine.: 尿嘧啶--核糖核酸中的一种嘧啶，与腺嘌呤形成碱基对。

3. Sea pyrimidine can decrease the activity of calcium pump of tumor cells.: 海嘧啶可显著降低肿瘤细胞膜钙泵活性。

4. The substitution of a purine for a pyrimidine, or vice versa is a transversion.: 嘌呤为嘧啶取代或嘧啶为嘌呤所取代，叫做颠换。

5. The purine and pyrimidine may be complexed with a sugar to produce a nucleoside.: 嘌呤和嘧啶可以同一个糖复合，产生一个核苷。

6. The nitrogenous bases are derivatives of two parent compounds, pyrimidine and purine.: 核苷的含氮碱基来自两种复合物，嘧啶和嘌呤。

7. Clevudine is a pyrimidine analogue with potent and sustained antiviral activity against HBV.: 克来夫定为嘧啶类似物，对HBV具有持续有效的抗病毒活性。

8. Pyrimidine as important medicine, pesticide intermediates, application prospects are very broad.: 嘧啶化合物作为重要的医药、农药中间体，应用前景非常广阔。

9. Pyrimidine rings, as the essential structure unit in biological systems, exist widely in nature.: 嘧啶环广泛存在于自然界，是生命系统必须的分子结构单元。

10. To substitute the ring a of the aurones with pyrimidine, a series of aza aurones were synthesized.: 以嘧啶环替换噢中的A环，合成了一系列氮杂噢类化合物。

11. Process for directly synthesizing pyrimidine, 1,3,5-triazine, phthalocyanine and polynitrile from nitrile.: 一种由腈直接合成嘧啶、1，3，5-三嗪、酞菁和聚腈的方法。

12. The pyrimidine derivative can be used for treating the growth of mammal abnormal cell, such as cancer, effectively.: 这种嘧啶衍生物可有效用于治疗哺乳动物的异常细胞生长，如癌症。

13. Studies on the synthesis and conversions, biological activity and metabolism of pyrimidine derivatives are significant.: 嘧啶衍生物的合成与转化、生物活性与代谢研究是有意义的。

14. Pyrimidine includes cytidine and uridine, which has a wide range of applications in the food and pharmaceutical industries.: 嘧啶核苷包括尿嘧啶核苷和胞嘧啶核苷，其在食品工业和医药行业上应用广泛。

15. Biaryl substituted pyridine, pyrimidine and pyrazine compounds are sodium channel blockers useful for the treatment of pain.: 联芳基取代的吡啶、嘧啶和吡嗪化合物为用于治疗疼痛的钠通道阻滞剂。

16. The multiphoton ionization results of pyrimidine-methanol and pyridazine-methanol clusters are presented for the first time.: 首次研究并获得了嘧啶甲醇以及哒嗪甲醇氢键团簇的多光子实验研究结果。

17. This paper presents an improved process for the preparation of the novel liquid crystal 5-propyl2-(3,5-difluorophenyl)pyrimidine.: 对新型的液晶材料5-正丙基-2-（3，5-二氟苯基）嘧啶的合成路线进行了改进。

18. The relative merits between "degradable" and "non-degradable" radiolabeled pyrimidine analogues have been compared in this paper.: 本文比较可分解及不可分解放射性标帜嘧啶核苷酸之个别优点。

19. Several model compounds that mimic the action of photolyase have been designed, such as a chromophore attached to a pyrimidine dimer.: 人们设计了用来模拟光解酶作用的模型化合物，例如将一个发色团共价连接到一个嘧啶二聚体上。

20. Abstract: Quinazoline is a class of important compounds containing pyrimidine heterocyclic, firstly isolated from fungi and bacteria.: 摘要：喹唑啉酮类化合物是含有嘧啶杂环的一类重要化合物，最初是从真菌和细菌中分离得到的。

21. Purine a simple nitrogenous organic molecule with a double-ring structure? A 6-membered pyrimidine ring fused to a 5-membered imidazole ring.: 一种简单的含氮有机分子，具一个双环结构——六元嘧啶环融合成一个五元咪唑环。

22. Halogenated nucleotides such as the pyrimidine analog bromodeoxyuridine (BrdU) are useful for labeling nascent DNA in living cells and tissues.: 卤代核苷酸如嘧啶类似物溴脱氧尿苷(BrdU)对活细胞和组织中的DNA进行标记是有用的。

23. Halogenated nucleotides such as the pyrimidine analog bromodeoxyuridine (BrdU) are useful for labeling nascent DNA in living cells and tissues.: 嘧啶类似物bromodeoxyuridine (BrdU)之类的卤化核苷酸能够用于标记活细胞和组织中的新生dna。

24. Halogenated nucleotides such as the pyrimidine analog bromodeoxyuridine (BrdU) are useful for labeling nascent DNA in living cells and tissues.: 卤代核苷酸如嘧啶类似物溴脱氧尿苷(BrdU)对于新生活细胞和组织中的DNA进行标记是有用的。

25. Three types of N? chloroacetyl substituted nitrogen? containing benzoheterocycles were introduced into pyrimidine by the formation of thioether.: 三种n-氯乙酰取代的苯并含氮杂环化合物通过硫醚键的形成被导入嘧啶结构。

26. The invention discloses a pyrimidine nucleoside antibiotic and propiconazole compound bactericide, which belongs to the technical field of pesticide.: 一种嘧啶核苷类抗菌素和丙环唑复配杀菌剂，属于农药技术领域。

27. Conclusion purine nucleotides induce apoptosis of IEC-6, pyrimidine nucleotides UMP could abolish the apoptosis-inducing effects of purine nucleotides.: 结论嘌呤核苷酸可诱导肠上皮细胞凋亡，嘧啶核苷酸ump可解除嘌呤核苷酸的凋亡诱导作用。

28. Thymine: Organic compound of the pyrimidine family, often called a Base, consisting of a ring containing Both nitrogen and carbon atoms, and a methyl group.: 胸腺嘧啶：一种嘧啶类有机化合物，通常叫做基底，由含有氮和碳原子以及甲基的环形物组成。

29. Thymine: Organic compound of the pyrimidine family, often called a Base, consisting of a ring containing Both nitrogen and carbon atoms, and a methyl group.: 胸腺嘧啶：一种嘧啶类有机化合物，通常叫做基底，由含有氮和碳原子以及甲基的环形物组成。

用作名词 (n.)

The substitution of a purine for a pyrimidine, or vice versa is a transversion.
嘌呤为嘧啶取代或嘧啶为嘌呤所取代，叫做颠换。
The relative merits between "degradable" and "non-degradable" radiolabeled pyrimidine analogues have been compared in this paper.
本文比较可分解及不可分解放射性标帜嘧啶核苷酸之个别优点。

pyrimidine的相关资料：

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