1.【化】嘧啶,间二氮(杂)苯
1.a nitrogenous base with a six-sided ring structure
2.a biologically significant derivative of pyrimidine, especially the bases cytosine, thymine, and uracil found in RNA and DNA
1.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。
2.Lamivudine is a typical antivirus agent of pyrimidine nucleoside , mainly used for the treatment of hepatitis B.
拉米夫定是一种嘧啶核苷类抗病毒药物，主要用于慢性乙型肝炎的治疗。
3.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。
4.Transversion --- A mutation caused by substitution of a purine for a pyrimidine or vice versa.
核酸序列中一种嘌呤（或嘧啶）被另一种嘧啶（或嘌呤）置换。
5.Effect of different directions of the two nitrogen atoms in the cyano-pyrimidine ring on the liquid crystals performances was researched.
比较了嘧啶环连接氰基时，两个氮原子不同朝向对液晶性质的影响。
6.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。
7.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。
8.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。
9.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。
10.Pyrimidine and thiophene heterocyclic derivatives widespread existed in nature as biology and natural products.
嘧啶及噻吩类杂环衍生物广泛存在于生物体及自然界中。