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- the receptor mechanism for exogenous DNA transformation probably is that exogenous DNA combines randomly with zygotes in plasmic state. 外源DNA转化的时期应限定在精卵融合至合子分裂前这一段时期，此时合子细胞壁尚未封闭；
- exogenous DNA transformation 外源DNA导入
- Exogenous DNA direct introduction is an effective way to creat variation and to improve crops. 外源DNA直接导入技术是创造变异、良作物的有效方法。
- Liposome can bring the exogenous DNA into target cells because it will fuse with the cellular membrane easily. 这种脂质体一DNA复合物可以吸附于靶细胞表面，通过脂质体膜与细胞膜融合而将外源DNA导人纲胞内。
- At the same time, capacitated spermatozoa also had lower exogenous DNA uptake(P<0.01). 其次精子获能也将导致结合率和内化率降低（P<0.;01）。
- Exogenous DNA localization and the frequency of spermatozoa carrying exogenous DNA after sperm/DNA co-culture are key to a successful sperm mediated-gene transfer (SMGT). 摘要 外源DNA与精子相互作用后的定位及内化率是精子载体法制备转基因动物的关键环节。
- In the study, the characteristics and influencing factors of exogenous DNA uptake by spermatozoa were tested using digoxigenin (DIG) labeled DNA as trace. 实验以标记的DNA片段为示踪材料，就精子与外源DNA相互作用的基本特征及影响因素进行了研究。
- The wheat new line Longfu97K1099 with resistance to BYDV was selected by means of irradiation and introduction exogenous DNA via the pollen-tube pathway. 利用辐射与外源DNA花粉管导入技术相结合的方法，选出了抗大麦黄矮病(BYDV)的小麦新品系龙辐97K1099。
- Abstract: Our early study found that goat spermatozoa could spontaneously take up foreign DNA and vary in capabilities of spermatozoa from different donors to bind and internalize exogenous DNA. 摘要 摘要: 在前期实验中发现, 山羊精子可自发结合外源DNA, 但结合能力在不同动物个体之间差异显著。
- Study on Some Problems of Ion Beam-Mediated Exogenous Total DNA Transformation into A.thaliana 离子束介导外源全DNA转化拟南芥菜的若干问题研究
- DNA transformation method for maize 开苞导入法
- The sequence of purines and pyrimidines in nucleic acids and polynucleotides. Included here are nucleotide-rich regions, conserved sequence, and DNA transforming region. 核酸及多核苷酸中的嘌呤或嘧啶序列;包括富含核苷区;保存序列及脱氧核糖核酸转换区.
- Studies on Gene Transformation by Introducing Exogenous DNA into Cucumber After Pollination 黄瓜授粉后外源基因直接导入技术研究
- Gene targeting is a technology modifying directly the gene and changing the hereditary character of the biology by introducing the exogeneous DNA into the specific site of genome. 摘要基因打靶技术是将外源DNA定向整合入基因组中对特定基因进行精确修饰，从而改变生物遗传性状的技术。
- Study of Introducing Radiated Exogenous DNA into Tomato 辐照外源DNA导入番茄的研究
- Disorders of old age are generally not exogenous. 老年疾病通长都不是起于外因的。
- Progress of Research on Exogenous DNA Introduction in Vegetable Breeding 外源DNA导入在蔬菜分子育种中的研究进展
- The transformation of that project has been finished. 那个项目的改造已经完成。
- There was a noticeable transformation in his appearance. 他的容貌有了明显的变化。
- DNA fingerprinting can help the police to find the criminals. DNA指纹术有助於警察发现罪犯。
