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In order to study the expression pattern of 4CL gene promoter and explore its potential application in plant genetic engineering,4CL promoter fragment was amplified by PCR method from Populus tomentosa genome DNA.
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为研究4CL基因启动子在转基因植物中的表达特性,探索其在植物基因工程研究中的潜在应用价值,利用PCR方法从毛白杨基因组DNA中扩增得到了4CL启动子片段. |
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In pleomorphic lymphoma the EBV positive rate of middle and large cell type was 80.0%(16/20),in small cell type it was 73.3%(11/15).
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在多形细胞性淋巴瘤中，中多形和大多形细胞性EBER1／2阳性率为80．0％（16／20），小多形细胞性为73．3％（11／15）。 |
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In the HGF treated groups, cells were incubated with HGF in the dose of 20 and 40ng/ml 3h prior to irradiation, respectively. At 48h post-irradiation, the concentration of LDH in the supernatant of cell culture was determined.
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B、C、D组分别用~(60)Coγ射线20Gy单剂量照射心肌细胞,C、D组细胞在照射前3h分别用终浓度为20、40ng/ml的HGF孵育。 |
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In the dosage compensation pathway, no homolog of genes msl1 and msl2 were found while the one of the rest three genes msl3, mle and mof were found, which was confirmed that mechanism of dosage compensation is lacking in silkworm.
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在剂量补偿途径中，3个基因msl3、mle和mof在家蚕中具有同源体，msl1和msl2基因在家蚕没有同源体，这进一步证明了家蚕缺乏剂量补偿机制； |
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In the filter process, the cell concentration was 10 10cfu/niL,and the the spore-formating percentage has been increased to 60%.
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3．凝结芽孢杆菌TQ33的芽孢形成率依赖于细胞密度，在菌体浓度达到10~(10)cfu／mL的过滤培养中，芽孢形成率上升至60％。 |
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In the first part of present work, acute leukemia cell lines HL-60, Jurkat, NB4 and K562 cells, as well as bone marrow specimens from 20 patients with acute nonlymphocytic leukemia (ANLL) were used.
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本实验第一部分以急性白血病的细胞株HL-60、Jurkat、NB4、K562细胞及20例急性非淋巴细胞性白血病(ANLL)患者的骨髓细胞为实验对象，用免窜 回 军 医 大 学 项 士 学 位 论 文 |
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In the human genome, between 20930 to 27160 genes are estimated to be expressed in the human cardiovascular system.
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在人类基因组中，估计有20930～27160个基因在心血管系统表达。 |
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In this dissertation plant binary vector containing both rolB and pttGA20ox genes was constructed for the first time.
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本研究论文首次构建了由rolB及pttGA20ox两个基因组成的双价基因植物表达载体； |
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In this study, the bovine ACAD8 full-length mRNA and genomic DNA sequence were obtained and its gene structure was determined through alignment of the genomic DNA sequence to the mRNA sequence.
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本研究中获得了牛的ACAD8基因的mRNA和基因组DNA序列并通过基因组DNA与mRNA的比对确定了其基因结构。 |
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In vitro differentiation of human marrow mesenchymal stem cells to cardiomyocytes and their potential in cardiac cell transplantation
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人骨髓间充质干细胞体外诱导分化成心肌细胞及其在心肌细胞移植术中的潜能性研究 |
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In vitro effects of native DNA cytokines on anti-dsDNA secretion of peripherial blood mononuclear cells from the patients with SLE
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天然DNA和细胞因子对SLE患者淋巴细胞体外分泌抗双链DNA抗体的影响 |
