segregation ratio

The segregation ratio of fertile and sterile plants in homozygous two-type line is 1 : 1 stably .

纯合两型系育性分离比例稳定在1∶1，繁殖时每公顷产两型系种子580.5千克；

136 loci from 166 loci ( 158 loci based on AFLP markers and 8 loci based on RAPD markers ) were significantly expressing the segregation ratio of 3:1 through X-square test .

在定位的166个标记位点（158个AFLP和8个RAPD）中，有136个标记卡平方检验显著，符合3：1的分离比例，占81.9%。

A genetic epidemiology study on family aggregation for breast cancer & analysis of risk factors , segregation ratio and heritability

乳腺癌家族聚集性的遗传流行病学研究&危险因素、分离比、遗传度分析

Estimate on segregation ratio and heritability of asthma

支气管哮喘的分离比及遗传度估算

A study of genetic epidemiology on large bowel cancer in shanghai ──ⅰ . evaluation of segregation ratio and heritability

大肠癌的遗传流行病学研究&Ⅰ.分离比与遗传率估计

A series of genetic epidemiological studies in gastric cancer pedigrees of double Y nuclear family - ⅱ research on segregation ratio and heritability

胃癌双Y核心家系的遗传流行病学系列研究（Ⅱ）&分离比和遗传度的研究

The segregation ratio was 0.11 ( 0.0771 - 0 . 1429 ), far less than 25 % , suggesting a multi - gene effect .

分离比为0.11（0.0771-0.1429），小于0.25，提示食管癌不是按单基因遗传的；

The integrated single copy of transgene displayed a 3 ∶ 1 segregation ratio in T 1 generation in PCR and resistance analyses .

PCR和抗性分析表明单拷贝整合的Xa21在T1代的分离比为3∶1。

Furthermore , AC magnetic field can effectively reduce the macro-segregation of the solute elements and the segregation ratio was reduced evidently .

同时，交流磁场能有效抑制这3种溶质元素的宏观偏析，在交流磁场作用下，试样的偏析率明显减小。

Objective : To improve the segregation ratio of sputum pathogen of bronchopneumonia , assist reasonable using the antibiotic and reduce the increasing drug resistance .

目的：提高肺&支气管感染患者痰病原菌的分离率，有效协助临床合理使用抗生素，减少耐药菌株的产生。

About 20 percent of the T1 lines displayed the segregation ratio of 15 ∶ 1 , indicating that these lines had two integration loci .

大约20%的T1代株系分离比符合15∶1，表明这些株系含有2个整合位点。

METHOD : The segregation ratio and heritability were investigated among 128 cholelithiasis families ( experimental group ) and 151 non-cholelithiasis families ( control group ) .

方法：对128个胆石症先证家系和151个非胆石症对照家系进行胆石症家族史的分离比和遗传度研究，并相互比较。

The centre region of the strand is composed of the compressed solid and residual liquid after soft reduction , so the centreline segregation ratio is reduced .

轻压下之后，铸坯中心区域由糊状区内被压缩的固相及残留的液相构成，中心区域偏析指数下降。

The segregation ratio of T1 and T2 mutant did not comply with typical mendelian inheritance , which indicated the male gamete aborted partially .

对其后代分离比进行统计显示其不符合经典孟德尔遗传，雄配子部分败育。

The results revealed that 6.8 % of patients had familial history of lupus erythematosus . Segregation ratio was 0.0214 which indicated that SLE was not consistent with single gene trait .

结果6.8%的患者有红斑狼疮家族史，分离比为0.02137，不符合单基因遗传；

Most of the molecular markers , phenotypic markers and agronomic traits agree to normal distribution or expected segregation ratio , which indicate that this F2 population are suitable for genetic linkage mapping .

田间主要农艺性状、表型性状和分子标记基本符合理论预期分布，表明该F2群体，适合用于遗传作图分析。

Squeeze casting can decrease the segregation ratio of Zn , Al , Cu , and increase the Al content of intercrystal eutectic and the Cu , Zn content of a dendritic .

挤压后的铸件Zn、Al和Cu的偏析比都有所下降，晶间共晶体中Al含量增加，α枝晶内Zn和Cu的含量有所增加。

In backcross generation ( F 1 × low amylose lines ), the segregation ratio is 1 ∶ 1.The result showed that the dull gene controlling low amylose content is a single recessive gene .

这一结果表明，控制低直链淀粉含量的dul基因是单隐性基因。

Methods : Using newly designed double Y nuclear family in 448 gastric cancer nuclear pedigrees and 437 control pedigrees which totally contained 5242 family members , we made a genetic epidemiological research on segregation ratio and heritability .

方法：利用全新设计的双Y核心家系调查方法，对扬中市448个胃癌核心家系和437个对照家系，共5242人进行了分离比和遗传度研究。

Methods A genetic epidemiologic case control study was carried out to estimate the segregation ratio and hereditability ( h 2 ) of PHC by the methods of Li Mantel Gart and Falconer , respectively .

方法：通过遗传流行病学病例对照研究，应用LiMantel和Falconer方法进行肝癌的分离比及遗传度的估算。

Results : ( 1 ) The purity ratio of T lymphocytes was ranged from 78.53 % to 83.66 % , so the segregation ratio of T lymphocytes was about 80 % by the method of The nylon wool column .

结果：（1）T淋巴细胞的分离率在78.53%－83.66%之间，即应用尼龙棉柱法分离T淋巴细胞可达到80%左右的分离率；

Results The results showed that the segregation ratio of Tourette syndrome was 0 1212 , significantly less than 0 25 and the genetic model belonged to polygenetics . The heritability of the first degree relatives was 45 66 % .

结果温州市Tourette综合征的分离比为01212，明显低于025，属多基因遗传方式，遗传度为4566±954%。

However , some segregation ratio of F2 population showed interaction of 3 loci genes including eui and two non-allelic semi-dwarf genes in the crosses of recessive tall mutants with semi-dwarf varieties other than sd-1 gene .

与非sd-1基因的半矮杆杂交F2表现3对基因的互作。

The segregation ratio of wild type plants to mutant plants in the population degenerated from heterozygotes was 3 ∶ 1 , indicating that the mutant is controlled by a single recessive gene , and designated tentatively as TOR .

同时，杂合株系呈典型的3∶1分离比例，表明该突变性状由单隐性基因控制，并将该突变体暂时命名为TOR。

Elston 's model with some modifications and extensions was applied to genetic study of qualitative-quantitative traits . The likelihood methods were used for the analysis of scale effect , segregation ratio and effects of major genes , as well as effects of polygenes .

将Elston模型应用于质量数量性状分析，提出采用似然函数分析质量数量性状的尺度效应、主基因分离比例、主基因效应以及微基因效应的方法。

Provided that a qualitative trait is controlled by a single gene and individuals with homogeneous genotype , AA or aa , are not survivable , the segregation ratio is distorted from Mendelian segregation ratio and the regular mapping methods are unavailable .

假定某一质量性状受单基因控制，且在纯合显性（或纯合隐性）时会致死，造成不符合Mendelian分离比。

A genetic epidemiologic case-control study with 297 pedigrees ( 79 genealogies and 198 controls ) was carried out to estimate the segregation ratio and hereditability ( h2 ) of gastric cancer by the methods of Li-Mantel-Gart and Falconer .

通过遗传流行病学病例对照研究，对泰兴市297个家系（先证家系79个，对照家系198个），应用LiMantel和Falconer方法进行了分离比及遗传度的估算。

Three of the four transgenic soybean lines were stably inherited in a Mendelian fashion with co-segregation of both transgenes in a 3:1 segregation ratio in the T1 progeny , indicating that both transgenes were integrated into the same locus of the soybean genome .

其中3个转化系T1代gus基因和bar基因能够以孟德尔方式3：1连锁遗传，说明这2个基因整合在大豆基因组的同一位点。

The simple segregation analysis indicated that the segregation ratio of PCOS trait in siblings was 0.3023 , the complex segregation analysis indicated that it fitted in with the inheritance model of co dominant disorder with full penetrance and sporadic cases .

简单分离分析显示PCOS在子代的分离比为0.3023，综合分离分析显示其符合共显性完全外显有散发遗传模型，纯合致病基因率频为0.046。

Base on statistics of 300 RAPD markers , there exist 80 % Mendelian segregation marker , 14 % RAPD marker deviating from Mendelian segregation ratio and 6 % abnormal segregation marker .

呈孟德尔分离的情况有：不分离、1：1分离和3：1分离，并对偏离孟德尔分离比例和异常分离的RAPD标记进行分析。