The chromosome flaking methods of somatic cells and pollen mother cells of citrus plant were compared and a new method of chromosome flaking for citrus plant was developed. 为获得清晰的染色体图像,对柑橘的体细胞染色体和花粉母细胞染色体制片方法进行了研究。
Aneuploidy The condition, resulting from nondisjunction of homologous chromosomes at meiosis, in which one or more chromosomes are missing from or added to the normal somatic chromosome number. 在减数分裂的过程中同源染色体不分离而造成的一条或多条染色体的缺失或增加。
Studies on Somatic Chromosome of Rex Rabbit 獭兔体细胞染色体研究
The present paper reports the study on the genetic injuries of somatic and germ cells induced by internal radionuclide exposure. Emphasis is placed on the molecular basis of radio-genetic effect and the relations of the molecular basis of DNA injury to gene mutation and chromosome aberration. 文中探讨了受放射性核素内照射诱发体细胞和生殖细胞的遗传损伤效应,以及内照射核素诱发放射遗传效应的分子基础DNA损伤与基因突变和染色体畸变的关系。
The result shows that somatic chromosome form has a direct bearing on the plant characters; 结果表明体细胞染色体组成与植株性状有密切的关系;
Normal somatic cells have a finite life span due to their inability to maintain telomere length and chromosome stablity. 正常体细胞在细胞分裂过程中由于无法维持端粒的长度和染色体的稳定而衰老、死亡。
One type was somatic chromosome reductional grouping, in which the chromosomes in a cell either separated into two groups, or separated into more than two groups at prophase or metaphase. 一种是体细胞染色体减数分组,其中,处于前期或中期的细胞染色体分为2个或2个以上的组。
The results of cytological observations indicated that somatic chromosome number was38 in different nuclear male sterile lines. 核不育材料体细胞的鉴定表明,所有的核不育材料染色体数为38。
On hormone-free 1/ 2 MS medium, somatic embryos developed into intact plants, which showed normal morphology and stable chromosome number. 在无激素的1/2MS培养基中,体细胞胚发育成形态正常和染色体数稳定的小植株。
The somatic chromosome banding pattern among the normal Chinese 正常人体细胞的染色体分带
It is observed the induced apomixis ramie, identified somatic cell chromosome ploidy of the first generation of induced apomixis plants ( AF1) and used chemical agents to research the anthericide test on ramie. 本研究论文对化学诱导苎麻无融合生殖进行了胚胎学观察,对无融合生殖后代进行了体细胞染色体倍性鉴定及使用化学药剂进行苎麻杀雄试验研究。
Study of Identifying Seed Traditional Chinese Medicine by Somatic Cell Chromosome in Root-Tip 利用根尖体细胞染色体鉴定种子类中药的研究
Study on somatic chromosome karyotype of wild rape in Xinjiang 新疆野生油菜体细胞染色体核型的研究
The Types and Breakpoints of Somatic Chromosome Aberrations in Small Cell Lung Cancer ( SCLC) Patients and Heavy Smokers 小细胞肺癌患者和重度吸烟者体细胞染色体畸变的类型和断点
Lily polyploidy breeding is the main way for germplasm innovation. The induction of polyploidy mainly through inducing somatic cell without division and cell chromosome unreduced. 百合多倍体育种是种质创新的主要途径,多倍体的诱导主要是通过诱导体细胞染色体不分裂和性细胞染色体不减数实现的。