二基因的

基本解释 (translations)

digenic

与二基因的相关的网络例句 [注：此内容来源于网络，仅供参考]

The results show that all the hmgr genes from pigs, cattle and chickens are astable enzyme proteins with the same gene sequence characteristics and encoding protein and physical and chemical properties; all the amino acid sequences have a high degree of homology, containing two conservative HMG-CoA binding motifs and two NADPH binding motifs; all the amino acid sequences, containing signal peptide, are secreted proteins; they are all hydrophobic transmembrane proteins with five transmembrane domains; random coil and α-helix are the main structural elements in the HMGR polypeptide chain; all the predictions of three-dimensional structure are V- shaped; there are more closer evolution relationship between the HMGR gene from pigs and cattle.

结果表明：猪、牛和鸡HMGR基因序列特点及编码蛋白质理化性质基本相同，均属不稳定类酶蛋白；保守结构域氨基酸序列具有高度的同源性，均含有保守的2个β-羟基-β-甲基戊二酸单酰辅酶A结合基序和2个还原性烟酰胺腺嘌呤二核苷酸结合基序；均有信号肽，属分泌型蛋白质；属于跨膜的疏水性蛋白，均有5个跨膜结构域；无规则卷曲和α-螺旋是HMGR多肽链中的主要结构元件；三维结构预测都呈"V"字形；猪和牛HMGR基因的进化关系最近。

Two gene fragments of DEN-1(GenBank accession number DQ886390)and DEN-2(GenBank accession number DQ886391),differentially expressed between the ocular skin tissues of normal and albino turbot,were isolated by mRNA differential display and sequenced.It was confirmed by RT-PCR method that the expression levels of both DEN-1 and DEN-2 were down-regulated in the ocular skin tissue of albino turbot.The sequence homology search of DEN-1 revealed high sequence homologies with the UGGT genes of zebrafish and cattle,and the Ugcgl1 gene of Norway rat.High sequence homologies of DEN-2 were observed with the eya4 gene(the eye absent homolog 4)from red jungle fowl,zebrafish,human,Norway rat,mouse and dog.

应用mRNA差异显示技术，对比研究正常与白化大菱鲆有眼侧皮肤组织，克隆差异表达基因，经测序，RT-PCR 验证，差异表达基因片段DEN-1(GenBank登录号：DQ886390)与DEN-2(GenBank登录号：DQ886391)均在白化大菱鲆有眼侧皮肤组织中下调表达；通过BLAST检索发现，DEN-1与GenBank中的斑马鱼和牛的类似尿苷二磷酸-葡萄糖：糖蛋白葡糖基转移酶基因、与挪威鼠类似尿苷二磷酸-葡萄糖：神经酰氨葡糖基转移酶1(Ugcgl1)基因有较高同源性；DEN-2 与原鸡、斑马鱼、人、挪威鼠、家鼠和狗的眼缺乏同源框4(eya4)基因的同源性均较高。

Selecting the better amplified from Diacylglycerol acyltransferase, gene, Acyl- desaturase gene ,then cloning sequencing, afer that, through the NCBI and nucleotide sequence to match homology , the results show that: cloning by the cassava, castor-oil plant Jatropha curcas DGAT and SAD genes and gene fragments have the high homology with other known plant DGAT genes and SAD genes .

从中筛选出扩增效果较好的二酰基甘油酰基转移酶(Diacylglycerol acyltransferase， DGAT)基因，硬脂酰-酰基载体蛋白脱饱和酶(Acyl- desaturase， SAD)基因克隆测序，经测序，通过NCBI与已知的核苷酸序列进行同源性比对，结果表明：克隆所获得的木薯、蓖麻和麻疯树 DGAT基因和SAD基因的片段与其它已知植物的DGAT基因和SAD基因具有很高的同源性。

Selecting the better amplified from Diacylglycerol acyltransferase, gene, Acyl- desaturase gene ,then cloning sequencing, afer that, through the NCBI and nucleotide sequence to match homology , the results show that: cloning by the cassava, castor-oil plant Jatropha curcas DGAT and SAD genes and gene fragments have the high homology with other known plant DGAT genes and SAD genes .

从中筛选出扩增效果较好的二基甘油基转移(Diacylglycerol acyltransferase， DGAT)基因，硬脂-基载体蛋白脱饱和(Acyl- desaturase， SAD)基因克隆测序，经测序，通过NCBI与已知的核酸序列进行同源性比对，结果表明：克隆所获得的木薯、蓖麻和麻疯树 DGAT基因和SAD基因的片段与其它已知植物的DGAT基因和SAD基因具有很高的同源性。

The fusion DNA fragments of ag85b-mpb64 and ag85b-mpb64-esat-6 were obtained by PCR andSOE technique. Various DNA vaccines were constructed with the pcDNA3.1: fusion of two genes, and of three genes, bivalent combinations and trivalent combinations(pCA+pCM+pCE6). BALB/c mice were vaccinated with this DNA vaccines.The mice injected withBCG were positive control and the mice injected with pCDNA3.1 and PBS were negative control.The mice were immunized 3 times with 2-wk intervals. The animals in group BCG were only inoculatedsubcutaneously with 1×10~6 CFU BCG at initial vaccination. The serum IgG titers and IgG isotype weredetermined using iELISA coated with M. bovis PPD and rMAE protein expressed and depurated inprokaryotic expression system every week.

同样，利用PCR和SOE技术，获得牛分枝杆菌mpb64-ag85b和mpb64-ag85b-esat-6融合基因，以pCDNA3.1为载体构建了牛分枝杆菌多价组合和多基因融合DNA疫苗：二基因融合(pCDNA3.1-MPB64-Ag85B，简称pCMA)和三基因融合(pCDNA3.1-MPB64-Ag85B-ESAT-6，简称pCMAE)DNA疫苗；二价组合和三价组合(pCA+pCM+pCE6)DNA疫苗，免疫BALB／c小鼠，以牛分枝杆菌BCG免疫组为阳性对照，以pCDNA3.1及PBS免疫组为阴性对照，共免疫3次，每次间隔2周，BCG组仅初免时皮下免疫1次。1免后每周，以原核表达纯化的重组MPB64-Ag85B-ESAT-6蛋白和牛分枝杆菌PPD为包被抗原，以间接ELISA方法检测血清IgG水平及lgG亚类。

Moreover, MeJA induced defense genes, such as pathogenesis-related proteins (PR2a), phenylalanine ammonia-lyase, BX9, and TPS. MeJA also increased DIMBOA and Vannillic acid content of leaves and roots significantly but leaf p－Hydroxybenzoic acid concentration was decreased significantly and Protocatechuric acid was produced in roots only.

1MeJA叶片处理能诱导叶片和根系中丙二烯氧化物环化酶基因、糖基转移酶（BX9）基因、苯丙氨酸转氨酶基因的表达，使叶片和根系中丁布含量升高，同时，6μL/L MeJA处理使第二叶中原儿茶酸含量显著降低，诱导根中产生原儿茶酸，使第二叶中香草酸含量和根中未知物质峰面积显著增大。

Polymorphism of HLA-DQB1 promoter region in Hans IDDM patients and normal controls have been identified by PCR, PCR/SSCP and PCR/sequencing methods.No differences were found in y and s box between patients and controls carrying different allele as well as in different ethnic groups. There are two different sequences in x box,but CCTAGAGACAGATT sequence locates frequently on the haplotype with DQB1.0302 allele. Polymorphism between transcription point and y box (at position －44～-46 and －59～-61) might be associated with the genetic susceptibility to IDDM. Additionally,a new single base mutant (CACC→CAC A ) was found at position －131 and －128 in two patients carrying DQB1.0601 allele.

结果显示携带不同等位基因的患者与对照者DQB1 5'-调控区y、s box核苷酸序列相同，且与白种人基因结构一致；y box核苷酸序列存在二种结构，CCTAGAGACAGATT序列常常与DQB1.0302等位基因在同一单倍型；转录起始位点至y box间-44至-61位存在多态性，-59至-61位AAG等位基因可能与1-型糖尿病易感相关联；在2例携带DQB1.0601等位基因患者的-131至-128位间发现CACC→ACA A单个碱基取代突变。

In this study, we have cloned and identified two full-length cDNAs of OsBIMK2 and OsBISERK1, which encoding MAPK and SERK, respectively, and associated with benzothiadiazole induced resistance.

本文克隆和鉴定了水稻中与苯并噻二唑(benzothiadiazole，BTH)诱导抗病性相关的编码MAPK的OsBIMK2基因和编码SERK的OsBISERK1基因全长cDNA；研究了OsBIMK2基因和OsBISERK1基因在水稻—稻瘟病菌亲和与非亲和互作过程中的表达模式；原核表达了OsBIMK2基因，获得重组OsBIMK2蛋白，并研究了重组OsBIMK2蛋白的生化特性；克隆了OsBIMK2基因的启动子序列，并运用农杆菌介导的瞬间表达系统分析鉴定了启动子中参与基因表达调控的可能顺式元件；将水稻OsBIMK2基因导入烟草，获得过量表达OsBIMK2基因的转基因植株，这些转基因植株中防卫反应基因PR-1组成型表达，并提高了抗病性。

Ten of them were new sequences and the other 7 were duplicated sequences. These sequences represented respectively: depeptide ABC transporter periplasmic dipeptide-binding protein, permease protein, et al. Conclusion, Gene fragments specific to MTZ-resistant H.

对以上17个差异片段进行单向测序，根据最高同源性比对结果，分别代表二肽ABC载体渗透酶、二肽ABC载体结合蛋白等10个基因的同源基因片段在耐药株中存在高拷贝数。

Indica variety ZYQ8 is an important genetic resource resistant to rice blast disease in rice breeding in North China.in this study,resistance identification of the populations of F1,F2,DH and B1F1of the crosses of ZYQ8×Jingxi17 (JX17) and ZYQ8×Lijiangxintuanheigu was carried out by using a Chinese differential strainZH10-8-14 from North China and a Japanese differential strain Ken54-04 from Japan and the results demonstrated that ZYQ8 had one dominant major gene Pi-zh which had been reported by Zhu L.H., et al., The results from experiments in which the F2 populations of ZYQ8×nine different varieties with known resistant genes were inoculated with strain Ken54-04 indicated that the gene Pi-zh was a new gene and non-allelic to nine known gene loci,namely Pi-i,Pi-km,Pi-z,Pi-ta,Pi-ta2,Pi-zt,Pi-kp,Pi-b and Pi-t.

籼稻品种窄叶青8号是我国北方稻区水稻育种上重要的稻瘟病抗源之一。本文利用我国北方稻区的代表菌系中10-8-14和日本的代表菌系研54-04，对窄叶青8号与感病品种京系17号和丽江新团黑谷的杂交F1、F2、DH和B1F1群体进行抗病性鉴定。根据抗病性的分离，确认窄叶青8号的抗性由1对显性主效基因，即朱立煌等报道的Pi-zh基因控制。利用菌系研54-04接种窄叶青8号与9个具有已知抗病基因的鉴别品种杂交的F2群体，各群体都表现二基因的独立遗传，证明Pi-zh基因与Pi-i、Pi-km|、Pi-z、Pi-ta、Pi-taz、Pi-zt、Pi-kp、Pi-b和Pi-t等9个已知抗病基因间存在非等位关系，是新的抗稻瘟病基因。

与二基因的相关的网络解释 [注：此内容来源于网络，仅供参考]

dihybrid ratio：二基因雜種分離比

二基因雜種 dihybrid | 二基因雜種分離比 dihybrid ratio | 二基種;具有二不同染色體組的種 dibasic species

gene mutation：基因突變 基因突变

笫二节 基因突变 基因突变(gene mutation)简称突变,是变异的一种,指生物细胞遗传物质 DNA 分子结 构突然发生了稳定的可遗传的变化.它是生物进化的一个重要因素.一,细菌变异的类型 细菌的变异可分为非遗传性变异和遗传性变异.前者基因无改变,

homozygote：同型合子

同型合子(homozygous)生命的构造如果在二条相对染色体上的对偶基因是相同的,称为"同型合子(homozygote),如:RR与rr;若是不相同,则称为"异型合子(heterozygote)",如:Rr与Yy;在相对染色体上二个对偶基因型的组合,就是该基因的基因型(genotype).

diallel：交换繁殖的

diakinesis 终变期,浓缩期 | diallel 交换繁殖的 | diallelic 二对等位基因的

dibasic species：二基種;具有二不同染色體組的種

二基因雜種分離比 dihybrid ratio | 二基種;具有二不同染色體組的種 dibasic species | 二甲(基)胺 dimethylamine

digenetic：异殖生活史的

\\"世代交替(异殖性)\\",\\"digenesis\\" | \\"异殖生活史的\\",\\"digenetic\\" | \\"二基因的\\",\\"digenic\\"

digenic：二基因的

\\"异殖生活史的\\",\\"digenetic\\" | \\"二基因的\\",\\"digenic\\" | \\"消化(作用)\\",\\"digestion\\"

digenic：二基因型的

diffusion potential 扩散电位 | digenic 二基因型的 | digestant 消化药

polygenic disease：多基因病

(二)多基因病 多基因病(polygenic disease),也称多因素病(multifactorialdisease)或复杂性状病(complexdis?ease),即由一个或多个基因与一种或数种环境因素共同作用产生的疾病,没有严格的孟德尔传递规律,表现为由遗传因素决定的个体对环境因素作用的易感性,

DOZ. DOZEN：一打,十二个

DNA deoxyribonucleic acid脱氧核糖核酸(基因的基本成分) | doz. dozen一打,十二个 | E east东