| 1. | Homologous recombination in meiosis
减数分裂中的同源重组 |
| 2. | Homologous recombination hr
同源性重组 |
| 3. | Construction of multifunctional genetically engineered pesticides - degrading bacteria by homologous recombination
同源重组法构建多功能农药降解基因工程菌研究 |
| 4. | This result indicates that u32 glna encodes gs . we also attempted to disrupt and delete u32 reca by homologous recombination but failed
本论文还尝试了用同源重组的方法中断和缺失u32的reca基因，但没有成功。 |
| 5. | Integration through homologous recombination between the 2 . 7 kb pks gene and the natural pks gene was confirmed by southern hybridization
Southern杂交证实2 . 7kbpks基因和天然pks基因之间通过同源重组发生了整合。 |
| 6. | The fragment containing mutant gene was subcloned into suicide vector pkng101 , named pkh6 , pkh 7 and pkh8 respectively . moreover , eaggec 17 - 2 was used to construct gene mutants by homologous recombination
利用自杀质粒pkng101作为载体，构建了ip氏ip7和if ’ ps基因重组自杀质粒pkll6 、 pkh和吓。 |
| 7. | The dna double strand break ( dsb ) can be rejoined by at least two discrete pathways , i . e . , the homologous recombination and the nonhomologous end - joining . at least 10 genes were found involved in nhej
Rad18是一种单链dna结合蛋白，具有许多泛素系统e3所有的典型ring结构，与rad6 ( ubc2 )形成结合紧密的异二聚体。 |
| 8. | But gene targeting was mainly applied to such field as bacterium , yeast and some epiphyte at present , seldom used in higher plants because of the lower frequency of homologous recombination
但基因打靶技术目前主要应用于细菌，酵母和一些丝状真菌，在高等植物中应用极少。原因是高等真核生物中同源重组的发生频率极低。 |
| 9. | Compared with nucleic genome , the chloroplast genome is very small and easily to be manipulated genetically , and the foreign gene is site - direct integrated into the chloroplast genome through homologous recombination
与核转化相比，叶绿体基因组小，遗传操作简单，外源基因是通过同源重组机制定点整合进叶绿体基因组。 |
| 10. | 3 . the mechanism of dna integration mediated by homologous recombination in chloroplast transformation was tentatively explored . we isolated two chloroplast dna fragments from brassica napus and used them as targeting sequence to integr
成功地通过h次转化获得整合并表达多基因的转基因烟草，缩短了研究周期，对相关转基因植物的研究有一定参考价值。 |
