查询词典 trisomic

The tapetum cells oftrisomic 7 and 10 showed abnormal phenomenon at meiosis,but trisomic 7 recovered normality at other periods.

而10号三体的绒毡层虽在四分体时期表现正常，但在小孢子时期又表现了异常，并且花粉全部败育。

Origin and Identification of Chromosome 19 Trisomic

第19染色体三体的发现及鉴定

Studies of Trisomic Plants in Upland Cotton——Ⅳ.

陆地棉三体的诱发、鉴定、研究和利用——IV。

Progeny of this plant included aneuploids, such as trisomic and tetrasomic.

这一异常植株的花粉母细胞仍为混倍体，其子代中有二倍体和各种非整倍体植株。

Pollen activity of trisomic 2,7,9 was lower than that of diploid significantly;Pollen activity of trisomic 7 was the lowest.

5.9号三体的花粉活力显著低于二倍体；2号、7号三体的花粉活力极显著低于二倍体；7号三体的花粉活力最低。

Quantitative fluorescent PCR was used to detect triallellic peaks or trisomic diallelic peaks to diagnosis DS depended on 1 to 4 STR loci.

国外近几年来采用荧光PCR对1～4个STR位点基因型进行分析，根据3条带或2：1的2条带图谱进行基因诊断。

For obtaining the aneuploid in rice,the primary trisomic from triplo-1 to triplo-12 and the aneuploid derived from 1992~1995.From the offspringe of triplo-10, a primary trisomic of chromosome 10 of this variety,an isotetrasomic triplo-10-1 was obtained.

在水稻上，为了获得这类遗传材料，从中籼3037同源三倍体后代产生的非整倍体中，在筛选初级三体的同时，进行了等臂染色体变异材料的筛选。

Monosomic 3, monosomic 5, monosomic 10, trisomic 4 and trisomic 5 as experiment materials, their meiosis behavior of pollen mother cell, pollen characteristics, physiological and biochemical characteristics of anther, section observation of pollen development and the structure of embryo sac were studied, and the effects on the seed set and transmission rate were analyzed.

本文以大白菜同源四倍体小孢子培养产生的且已鉴定为3号单体、5号单体、10号单体、4号初级三体、5号初级三体的非整倍体株系及二倍体株系等为试材，对各材料的结籽率、雄配子传递率进行了统计，并对花粉母细胞减数分裂行为、花粉特性、花粉发育和胚囊结构以及花药生理生化特性等方面进行了观察研究，进而分析了其对大白菜单体n-1雄配子和三体n+1雄配子传递率的影响。

Suspects of DS and 26 cases of fetal amniocytes come from pregnant woman with high risk of DS were undertook to analysis 10 STR loci simultaneously by PAGE and silver staining or automated fluorescent laser activated detector sequencer (ABI310). 6 suspects of DS were determined as DS by trisomic triallelic with a ratio of 1: 1: 1 and the other STR loci show nonnal diallelic pattern with a ratio of 1: 1 or homozygous with two alleles of the same size. The other one suspect determined as DS by 7 STR marker showing trisomic diallelic band or peak.

将10个STR位点的PCR产物用聚丙烯铣胺凝胶电泳和银染法或基因片段扫描法进行检测，结果从23例可疑患者中发现7例DS患者，其中6例均出现三条带图谱，1例虽未发现3条带图谱，但除纯合子外其余位点均表现为双倍剂量（2：1）的2条带图谱。26例胎儿羊水细胞STR基因型均表现为正常2条带图谱（1：1），表明为非DS胎儿。

Trisomic triallelic pattem is a"Gold standard"for diagnosis of DS and trisomic diallelic pattern with a ratio of 2: l also is a powerful indicator for DS.

故在21号染色体上DS关键区内选择10个STR位点（D21S11、D21S1432、D21S1413、D21S1414、D21S1446、D21S1437、D21S2039、D21S1270、D21S1411、D21S1412），根据STR基因型的表现，可进行DS的基因诊断。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。