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- A single strand lives for up to seven years. 一根头发的寿命可长达7年。
- Step 2: The intervening single strand DNA of 28 nts is then removed after DNA helicase unwinds the DNA. 步骤1：核苷酸切除修复复合体识别损伤，然后在3’端距离损伤位点5个核苷酸处形成一个切口；在5’端距离损伤位点23个核苷酸处形成另一个切口；
- She wore a single strand of pearls around her neck. 她脖子上戴着单串珍珠。
- The ability of trichloroethylene(TCE) to induce single strand breaks in peripheral lymphocytes DNA of male mice in vivo was evaluated using single cell gel electrophoresis(SCGE). 为研究三氯乙烯（TCE）的遗传毒性，应用单细胞凝胶电泳法（SCGE）测定了TCE诱导人和小鼠外周血有核细胞DNA链断裂的能力。
- A study on DNA fingerprints of Erhualian and Large Yorkshire pigs was carried out using bacteriophage M13mp18 single strand DNA probe. 用噬菌体M13mp18单链DNA作探针，对二花脸和大约克夏猪进行了DNA指纹的研究。
- The system consists of two parallel DNA double helices that each reduce to a single strand in a central crossover region. 这套系统由两个平行的DNA双股螺旋组成，但这两个双股在中间互换位置处只剩一股而已。
- In carrying out its various duties, RNA can take the form of a double helix that resembles DNA or of a folded single strand, much like a protein. RNA在执行其各项任务时，可以形成和DNA一样的双股螺旋结构，也可以和蛋白质一样以单股折叠成不同的构造。
- The single-stranded portion of this DNA serves as the "linker DNA," which seeks out a complementary single strand of DNA attached to another gold nanoparticle. 该DNA的单股部分作为“连接DNA”而会向外搜索与其互补的附着在另一黄金纳米粒子上的单股DNA。
- Because the investigators could find no DNA to play the role, they have proposed that the backup template is double-stranded RNA (which ordinarily has just a single strand). 由于研究人员找不到任何DNA参与的证据，他们假设，备用模版可能是双股RNA（RNA通常都是单股）。
- In order to investigate the possibility of analysis of single strand DNA by using DNA biosensor, we developed a quartz crystal DNA biosensor and studied its performances. 为了探索DNA传感器用于DNA定量定性分析的可行性,研制了石英晶体DNA传感器,并对其性能进行了研究。
- Fig.5 The Linear and superhelix DNA of PBS plasmid,L:linear DNA,SU:superhelix DNA. 图5PBS质粒的线状及超螺旋DNA结构，SU：为DNA的超螺旋结构，L：为DNA的线状结构。
- For example, single strand DNA (ssDNA) binding proteins that cap the exposed bases were left out, since they would have obscured viewing what is going on. 比如说，单链DNA上，被附加在裸露碱基上的蛋白质帽子被省略了，因为它们将使场景中正在展示的过程变得不明显。
- A single strand of matching thread is recommended for hand stitching. 手缝线迹推荐使用一根单股相配的线。
- Using plasmid pGEM-3Zf(-) and M13mpl8 RF DNA, this thesis studied the DNA damage (DNA single strand break (SSB) and double strand break (DSB)), and gene mutation spectra induced by 30keV N+, C+ ions. 本文以质粒、噬菌体为实验材料，主要研究30keV的N~+、C~+引起的DNA分子损伤(单双链断裂)和它诱发基因突变的特点和规律。
- Co-transfection of SF9 insect cells was performed with rpVLgB and Baculovirus linear DNA (BAC-N-Blue DNA). After three times purification, a recombinant baculovirus, designated as rpVL-ILTVgB was obtained. 将rpVLgB转移载体质粒与杆状病毒DNA(Bac-N-Blue DNA)共转Sf9昆虫细胞,经三轮蚀斑纯化,获得的重组病毒命名为rpVL-ILTVgB。
- Methods: (1) Using polymerase chain reaction(PCR) combined with single strand conformation polymorphism (SSCP) method and DNA sequencing to detect the point mutation of keratin 14 in a pedigree of DM-EBS. 采用多聚酶链反应(PCR)、单链构象多态性(SSCP)分析、DNA直接测序方法，对DM-EBS一家系角蛋白14(K14)进行基因分析。
- Forensic scientists can determine a persons sex ,and race by examining a single strand of hair. 法医科学家能通过检验一缕头发判断一个人的性别、年龄和种族。
- Single stranded anti DNA antibody 单股抗DNA抗体
- To wind together(two or more threads, for example) so as to produce a single strand. 扭成一束捻合（例如两根或更多的线）成为一股
- Forensic scientists can determine a persons sex, and race by examining a single strand of hair. 法医科学家能通过检验一缕头发判断一个人的性别、龄和种族。
