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- Circulating DNA fragments 血浆游离DNA片段
- Rate of ressociation of DNA fragments is a second-order reaction. DNA片段再结合的速度是一个次级反应。
- Southern blot technique developed to identify DNA fragments. 印迹杂交被用来发现DNA片段。
- Rate of reassociation of DNA fragments is a second-order reaction. DNA片段再结合的速度是一个次级反应。
- In the microarrays, known DNA fragments are attached to a glass slide. 在微阵中，已知的dna片段附在一块玻璃片上。
- Objective:To explore the characteristic of circulating DNA in primary epithelial ovarian cancer(EOC) and its association with the expression of gene in tumor tissues. 探讨上皮性卵巢癌循环DNA含量的特点及其与肿瘤组织基因表达的相关性。
- Free circulating DNA is one kind of extracellular free DNA, which was examined in the zoology, botany and the human's body fluid. 摘要游离循环DNA是一种细胞外游离状态的DNA，在动植物及人的体液中都检测到了它的存在。
- The detection of free circulating DNA had already been applied in monitoring the disease, embryo's prenatal diagnosis, tumor research. 对游离循环DNA的检测已经应用在疾病的监控、胎儿的产前诊断及肿瘤的研究中。
- A total of 317 DNA fragments were amplified using 20 primers among 6 species in genus carya. POPGEN32软件分析显示:山核桃属6种植物间;遗传距离最小为0.;2216;存在于山核桃和湖南山核桃之间;表明二者亲缘关系最近;
- The combinational detection of circulating DNA and telomerase of circulating tumor cells is useful for the early diagnosis of tumors. 循环DNA和肿瘤细胞端粒酶的联合检测,对于肿瘤早期诊断有重要意义。
- AL01 library contained 23 650 positive clones and the av-erage foreign DNA fragments were about 3.2 kb. AL01文库包含23650个克隆;随机插入载体的外源DNA 片段平均大小为3.;2Kb 左右;DNA 文库的总容量为75
- An agarose for molecular screening that improves resolution of small DNA fragments and PCR products. 琼脂用于分子筛选;对小分子DNA片断和PCR产品具有高分辨力.
- Then, DNA fragments of HTV-1 gp41 (nt 9153-9233) encoding 27 amino acids ( gp160 aa 649-675) were obtained by PCR. 该基因编码相当于即160的第649-675位氨基酸残基，即gp41的第二优势表位簇。
- PCR amplification and restriction endonuclease digestion was used to identify deleted DNA fragments. 应用PCR技术与限制性内切酶酶切相结合的方法鉴定缺失子。
- Most biomolecules are electrically charged, and the transistor could manipulate DNA fragments effectively. 生物分子大多带有电荷，这种电晶体则能有效的操控DNA片段。
- The amplified DNA fragments are separated by denaturing acrylamide gels and detected by autoradiography. 扩增产物用变性的聚丙烯酰胺凝胶分离，然后用放射自显影检测。
- The results of BLAST search of the sequence showed the DNA fragments were from E.canis. 结论这是首次在我国发现犬埃立克体病原线索。
- In GENETIC ENGINEERING, the joining of DNA fragments by the action of the enzyme DNA ligase. 在基因工程中，在DNA连接酶的作用下连接DNA片段的过程。
- A repository of research materials including ordered sets of DNA fragments representing the complete DNA in chromosomes. 研究资料汇总，包括代表了染色体中完整DNA信息的DNA片断。
- After the PCR amplicons of SEE strain sere eleaved by restriction endonuclease EcoRV.electrophofretic analysis showed two 251 and 415bp DNA fragments. SEE菌株的扩增产物经EcoRV酶切能产生251和415bp两个片段。
