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- medium DNA fragment 媒介DNA片段
- The sequencing result of antisense DNA fragment was in accordance with the known LMP1 gene. 结果 :酶切产物和PCR产物的凝胶电泳显示 4 0 0bp左右的目的基因片段 ,测序结果显示与已知LMP1基因序列一致。
- A DNA fragment (0.8kb) from exon 11 to exon 12 of low-density lipoprotein (LDL) receptor gene was obtained by PCR. 用PCR方法扩增了低密度脂蛋白(LDL)受体基因外显子11-内含子11-外显子12片段;长约0.;8kb。
- Insert and ligate any DNA fragment into a vector such as plasmid or viral vector, to form a recombinant DNA. 通常重组DNA一词指的是将任何细胞来源的DNA片段接在染色体外的能迅速复制的质粒或病毒载体。
- Postive sample gave a 1KB amplified DNA fragment, This is a fast safe and sensitive rnethod for ASFV detection. 本方法具有安全、快速、敏感等特点。
- Generally speaking,, however, a QTL is still a considerable DNA fragment frequently containing multiplex genes. 因目前的QTL仍然是一个相当大的染色体区段, 往往含有多个候选基因。
- Nested PCR requires two sets of primers which are used to amplify a specific DNA fragment using two separate runs of PCR. 巢式PCR引所需要两套用于放大特定的DNA片段,用两条挤提聚合酶链。
- The pulsed field electropherograms of these typical strains showed that the DNA fragment of 338, 242.5, 168 and 77 kbp were amplified. 脉冲场电泳图谱显示338、242.;5、168和77kbp的条带。
- This change may be related to a quite large DNA rearrangement within the wheat genomic DNA oran insertion by alien maize DNA fragment. 这可能与小麦基因组DNA较大的重排事件有关，也可能是由外源的玉米DNA插入造成的。
- A specific amplified DNA fragment was obtained from cytoplasmic male sterility line "CMS3411?7" of Chinese cabbage using RAPD technique. 利用RAPD技术从大白菜细胞质雄性不育系CMS3411-7的DNA中得到1个特异扩增片段CMSO-PL01670,进一步以该片段为探针进行Dot和Southern杂交证实了该片段为不育系所特有。
- The sequenced DNA fragment was 357bp long, and it shared 99% homology with the PC LSU mt rRNA gene announced by Sinclair and his colleagues. 测序结果显示所得基因片段长为357hP，与GeneBank中的D有序列比对；
- DNA fragment of 12S rRNA gene was amplified from the templates extracted from the membrane or bile of snake gallbladder, and sequenced subsequently. 并分别从药材蛇胆的胆衣和胆汁中提取DNA，经PCR扩增得到约400bp的12S rRNA基因片段，并测序。
- In order to screen out YAC clones in the CEPH YAC library related to a definite gene DNA fragment or locus, we need to establish a screening system. 摘要 为了在知道某个区域、位点、基因或DNA片段的部分信息后,能从CEPH YA C库中筛选出与其对应的YAC克隆,为进一步研究奠定基础,需要建立一个筛选体系。
- Transformation A permanent genetic recombination in a bacterial cell, in which a DNA fragment is incorporated into the DNA of the cell. 转化：细菌细胞内发生的持久性基因重组，重组中一个DNA片端插入到细胞DNA内。
- 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。
- To eliminate any possibility of a mistaken identity,analysts use several different probes to look at several different DNA fragment patterns in a sample. 为了排除出现任何错误鉴定的可能性，分析者在一个样品上利用几种不同的探剂观察不同的DNA碎片。
- 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。
- The acquirement of the target DNA fragment was important and necessary for the preparation and detection of the probe, which was about to guarantee the specifity of the probe. 该基因的获得及鉴定为探针的制备及检测提供了必需的材料，并保证了探针的特异性。
- A pair of primers was synthesized based on the DNA sequence of EDS-76 virus. An expected of 300bp DNA fragment of EDS-76 virus was amplified by PCR using the primers. 按照EDS-76基因组保守序列设计合成一对特异性引物,用该引物对EDS-76基因组DNA进行了PCR检测,扩增出一条约300bp的片段,与预期结果一致。
