重疊基因 的英文怎麼說
中文拼音 [zhòngdiějīyīn]
重疊基因
英文
overlapping genes-
Form. taxus chinensis var. mairei is protecting plant in the first class, which is a precious and endangering plant in china in this paper, the quantitative characterics of form. taxus chinensis vsr. mairei population including age structure, spatial distribution pattern, growth dynamics of tree basal area, niche characterics, fractal dimension and competition between specises were studied using methods of mathematics ecology from the angle of population ecology of form. taxus chinensis var. mairei, then the prent state and the endangering causes were analysed. this research offers gist to protecting and enlarging the crude resourse of form. taxus chinensis vsr. mairei population, afforesting plantation and sustainable utilize for us
本文從南方紅豆杉種群生態學的角度、主要應用數學生態學的方法探討南方紅豆杉種群的數量特徵,包括南方紅豆杉種群年齡結構、種群空間格局(探討分佈格局動態規律與生境相互關系) 、不同立地條件下種群優勢度增長趨勢、生態位寬度、生態位相似比例、生態位重疊、空間占據能力及種間競爭等,分析其目前現狀及瀕危原因,期望為南方紅豆杉野生資源的保護和擴大、營造人工林及可持續利用提供理論基礎,也為瀕危植物種群生態學的研究提供參考。The preface compendiously discusses the relation between international trade and b / l dissension, comes to this conclusion : the sea transport is one of the links of present international trade. and it is overlaped and entangled with the others, and b / l dissension arise from the process of international trade, as a result. we should deal with them in the whole process of international trade. and give full consideration to these links while cognizance carrier ' s responsibility
導論部分,對國際貿易與提單糾紛從總體上作出簡要的論述,提出海上運輸是以海運作為運輸方式的國際貿易的一個環節,這一特定的環節是同國際貿易的其它環節重疊交叉、相互聯系的。提單糾紛案件是基於海上運輸這一國際貿易環節所產生的爭議,因此,將提單糾紛放在國際貿易流程中認識與把握是必須的。In summary, we constructed and characterized a bac library of silky, a unique chinese native breed of chicken. the library has high genome coverage ( 13 - fold ), chimerism ( 6 % ) and overlapped bacs, which made it a valuable resource to complete chicken physical map, study functional genes and construct bac contigs. we analyzed the whole genomic sequence and snps of tyrp1 and found that silky tyrp1 is different with other breeds both in microsatellite and transcription regulation site
中國農業人學博卜學位論文摘要本研究構建了中國特有雞種絲羽鳥骨雞基因組bac文庫並進行了文庫質量鑒定,它所具有的13倍高基因組覆蓋率、 6 %的嵌合率和部分重疊的克隆使其成為完善雞的基因組圖譜、研究基因功能和構建bac重疊群的優質資源。According to the deposit mained lithologic trap, lithologic - structure complex trap, the sedimentary system research is the base of reservoir assessment and prognosis. the gas concentration of shanxi group and xiashihezi group of permain system in tabamiao area was mainly constrolled by sedimentary facies belt. therefore, it is an important content in this geological research area that study sedimentary systems character of object layers, research combined character of subfacies and microfacies, and its regular between vertical evolution and reservoir sand bodies
對于以巖性圈閉、巖性?構造復合圈閉為主的氣藏,開展沉積體系的研究是進行儲層評價和預測的基礎,和鄂爾多斯岔地其它地區一樣,塔巴廟區塊二疊系山西組和下石盒子組氣層的富集主要受沉積相帶的控制,因此,區內目的層段的沉積體系特徵、亞微相組合特徵、垂向演化規律和有利儲集砂體分佈規律的研究就成為該區地質研究的一項重要內容。The nucleotide ( nt ) sequence of the insert in phz1754 is 2299bps in size. computer assisted analysis of the sequence revealed an open reading frame ( orf ) with a g + c content of 70. 3 % that would encode a protein of 552 amino acids ( aa ). the nt seque nce comparision revealed that the orf in the sequenced region exhibits 85 % dna sequence homology with the cholesterol oxidase gene choa of streptomyces sp
對phz1754進行外切核酸酶( exonuclease , exo )順序缺失,獲得單向長度漸減重疊的系列突變體,核苷酸序列測定顯示出該ecor - sal片段的精確大小為2299bps , frameplot程序分析揭示出該區域一個完整的開放閱讀框( orf )的存在,其大小為1656bps , g + c含量為70 . 3 ,編碼552個氨基酸,利用blastsearch程序將orf的核苷酸序列及推導的氨基酸序列與因特網上基因及蛋白質數據庫進行綜合比較,發現無論在核苷酸水平還是在蛋白水平上,該orf均與膽固醇氧化酶表現出同源性,而且與鏈黴菌膽固醇氧化酶同源性最高,說明該orf編碼膽固醇氧化酶基因。Alkali basite, which came from upper mantle or lower crust, invaded through those structure, which not only bring cu et al mineralizing elements, but also the most important is that thermal energy. it cycled the formation water ( yinmin fonnation and luoxue formation ), and form alkali - rich, middle - high temperature and salinity fluid mixed with alkali - rich magmatic water. there were high rate of percolation and well voidage in the contact zone between yinmin purple stratum and yinmin rubblerocks, which is in favor of the transposition and mineralization of minerogenetic fluids
因此,總結東川稀礦山式銅礦成礦模式為沉積( fe 、 cu ) ?熱液疊加( cu )改造:晉寧-澄江期,小江深大斷裂發生走滑運動,在東川礦區造成右行旋扭及其派生構造,形成「 z 」字形落因破碎帶,同時來自深源(下地殼或上地幔)堿基性巖漿侵入,不僅帶來了大量cu等成礦物質,更重要的是提供了熱源,促使地層水(落雪組白雲巖和因民組紫色層)循環,與富堿( na和k )巖漿水混合,形成富堿中高溫高鹽度流體。Z which involve in melanin, tyrosinase related protein 1 gene ( tyrpi ) and dermal melanin inhibitor gene ( id ). the genomic structure of tyrp1 was determined and its correlation between melanin accumulation and tyrp1 expression was studied. moreover, we constructed a bac contig near id locus which was on a region short of dna marker in chr. z
利用構建的bac文庫對z染色體上黑色素相關基因酪氨酸酶相關蛋白1基因( tyrp1 )的基因結構以及該基因的表達與黑色素沉積的關系進行了研究,同時構建了位於z染色體上缺乏標記區段的表皮黑色素抑制因子基因( id )的bac重疊群。Therefore, blys, its receptor or related antagonists may find medical utility in the treatment of b cell disorders associated with autoimmunity, neoplasia, or immunodeficiency syndromes. in this study, epo signal peptide sequence and hsblys gene were linked by soe method. the fusion product was cloned into eukaryotic plasmids. pcdna3, pcdna3. 1, pefneo, respectively. meanwhile, the epo signal peptide sequence was mutated so as to form a restriction enzyme cut site : bin i. thus the recombinant plasmid can be used as secreting plasmid expressing other gene
本實驗通過3 』端互補,進行引物延伸合成epo信號肽序列:信號肽和hsblys基因採用重疊延伸拼接法形成融合基因;融合基因分別插入pcdna3 . 0 、 pcdna3 . 1 、 pefneo真核載體:引物延伸合成信號肽時,利用亮氨酸同義密碼,將信號肽基因的倒數第二個密碼突變,在重組載體上的信號肽序列之後,形成bln酶切位點,使三種載體成為分泌表達載體。To pick up the convergence speed of traditional genetic algorithm, a modified genetic algorithm is presented, which is based on subsection integer coding, combining stable - state selection strategy with inequality individual and scaling, adaptive recombination according to gene sufficiency, self - adaptive variable step and multi - gene mutation
將兩幅圖象重疊區域的歸一化差圖象作為搜索空間,定義一個與圖象高相等維數的向量作為染色體,染色體的基因表示每一行圖象中的最優拼接點,採用常用的最小值搜索適應度函數作為視差圖像拼縫搜索的適應度函數。The cloned segment a contains 3259 nucleotides in full - length and includes two partially overlapping open reading fragments ( orf1 and orf2 ) flanked by 5 " and 3 " noncoding regions ( ncr ). the two strains shared high sequence homology with each other either at nucleotide or deduced amino acid level
序列測定結果表明,兩株病毒的基因組a節段全長共3259個核苷酸,包括5 』 、 3 』端的非編碼區( ncr )和兩個部分重疊的開放閱讀框( orf1和orf2 ) 。They inhibits the growth of fungi ( filamentous fungi especially ) while are non - toxic to plant cells. the main results were as follows : 1. obtaining of spcema ( signal peptide modified cema ) spcema ( 187bp ) was amplified with two long complementary primers ( p2 and p3 ) and two primers ( pl and p4 ) containing restriction enzyme recognition site
帶信號肽cema基因的pcr合成以兩條部分重疊長鏈引物p _ 2和p _ 3延伸產物為模板, p _ 1和p _ 4為正、反引物進行pcr擴增,獲得了改造的抗菌肽基因spcema ( 187bp ) 。The new series has year 2000 as the base year. in the new series, indices for periods prior to 2000 are obtained by re - scaling the previously published series, which has 1990 as the base year, using a conversion factor derived from the levels of the old and new series in the overlapping period of 2000
二零零零年以前的新系列指數是將以往發表的舊系列指數(以一九九零年為基期)按比例換算得來,所用的換算因子是根據新舊系列在二零零零年重疊期間的數值而計算的。It has made the strong basis for further studying mechanism of replication, virulence and determinant, attenuation, pathogenesis, functions of genetic products, specific diagnosis, cell and host tropism, development of dna vaccine and marker vaccine of csfv, and provided an excellent tool for molecular virology. main research contents include : based on published nucleotide sequences of csfv and by the help of computer analysis software, high conservative regions and single restriction enzyme sites of genome were selected. utilizing rt - pcr and nested - pcr techniques, 7 overlapping cdna fragments covering the full genome of csfv c - strain were successfully amplified
中國豬瘟兔化毒(脾淋毒)基因組cdna文庫的構建、序列分析:根據已發表的豬瘟病毒( csfv )核苷酸序列,藉助計算機軟體分析,選擇高保守區段和基因組中的單一限制性酶切位點,利用rt - pcr及nested - pcr和helf - nestedpcr技術,成功地擴增出了覆蓋c -株全基因組的7個cdna重疊片段f1 f7 ,分別克隆到pmd - 18t或pgem - teasy載體進行測序后,拼接出了其核苷酸序列。The work on physical mapping of the chromosome of s. nanchangensis ns3226 was initiated. nearly a full set of chromosomal asei - bamhi fragments of s. nanchangensis ns3226 were cloned and used as probe to hybridized against its genomic library. thirty four asei linking cosmids were observed from 162 hybridizing cosmids and 20 of them showed no obvious overlapping each other by bamhi digestion, suggesting distinct identifications
此外,還開展了南昌鏈黴菌ns3226染色體物理圖譜構建的前期研究工作:基本克隆到了南昌鏈黴菌ns3226染色體上全套的ase - bamh片段,以它們為探針從南昌鏈黴菌ns3226的基因文庫中釣到164個陽性克隆,並從中篩選到34個ase linkingcosmids ,用bamh進行初步的酶譜分析,結果表明其中有20個cosmids的bamh酶譜相互間沒有明顯的重疊性。But the absorption efficiency, stokes efficiency, quantum efficiency and the superposition efficiency between pump mode and cavity mode is less than one respectively, so the local heat absorption of the crystal is quite strong, and its thermal effect is quite obvious. two measures were taken
但是,由於量子效率小於1 ,斯托克斯頻移,泵浦光與基模的非完美空間重疊以及激光晶體的偏振吸收等因素積聚在晶體內的熱量隨泵浦輻射而變化,出現更為復雜和明顯的熱透鏡效應。Thus, the base of the mas ' s cooperation is the communication among agents in mas. because these agents have different backgournd and knowledge, they have different or overlapped or not identical concepts ^ structs and methods
Mas的協作基礎是agent之間的相互通信。然而由於各個agent擁有不同的知識以及背景,因而都有或是不同,或是重疊,或是不一致的概念、結構或者方法。For example, it is difficult to ensure the reasonability of schedule risk analysis object and topn schedule risk factors, the optimization of schedule plan is always broken by schedule risk management measures, and few researches fully considered activity iteration and overlapping in r & d project. to solve these problems, this thesis takes schedule risk analysis process integration as guidelines, presents a r & d project schedule risk analysis method based on process integration ( srabpi ), which provides a new way and new methods for schedule risk analysis of r & d project. the main contents and fruits of this thesis are outlined as follows : firstly, srabpi idea is presented and srabpi framework is constructed from several aspects such as body, connotation, processes, methods, management organization, and relations between srabpi and project risk management
本文針對經典進度風險分析方法中存在的進度風險分析對象的合理性難以保證、 topn進度風險因子選擇難和進度風險管理措施影響進度計劃最優性等普遍性的問題,綜合考慮研發項目活動迭代和重疊等特點,以進度風險分析的過程集成為指導思想,研究提出一套基於過程集成的研發項目進度風險分析( srabpi )方法,為研發項目進度風險分析提供了新的途徑和新方法,論文的研究內容和主要貢獻如下:首先,提出研發項目srabpi思想並從主體、內涵、過程、方法、組織管理及其與項目風險管理的關系等多個方面構建了srabpi框架。Another reason to separate the aps is that coverage overlap between aps operating on the same radio channel ( known as co - channel overlap ) degrades performance
之所以拉開存取點,還基於另一個原因:採用相同無線電頻道的存取點所覆蓋的范圍若有重疊(也就是同道重疊) ,會降低網路的效能。Hsp70, a kind of molecular chaperone, has the main functions of taking part in protein folding, protein degredation and reparation of dna damadge and has important effects on the constructure and function of mitochondria. it has already been proved that there is a close correlation between hsp70 and the development of plants and animals. this paper deals with integrating sense and antisense cdnas of hsp70 into tobacco dna by constructing an expression vector of sense and antisense cdnas of hsp70 and gene - transforming methods - genegun bombarding and agrobacterium mediation. provided expression of hsp70 gene is inhibited by sense and antisense cdnas of hsp70 we can get male sterile plants so as to prove that antisense cdna of hsp70 leads to male sterility 1
Hsp70是一種分子伴侶,主要功能是參與細胞有關蛋白新生肽的折疊、亞基組裝、細胞內運輸、蛋白質降解及dna損傷的修復,對線粒體結構和功能發揮重要作用,已有研究證明hsp70與動植物的發育有密切的關系,本研究將hsp70正、反義cdna構建成表達載體,並運用基因槍和農桿菌介導法將hsp70正、反義cdna導入煙草,試通過hsp70反義cdna抑制hsp70基因的表達從而創造雄性不育株,以證明hsp70反義cdna能創造雄性不育系。In building fuzzy decision tree, each expanded attribute ca n ' t classify the class label clearly like decision tree, but the cases covered with the attribute - values have some overlap. so the entire process of building trees is based on a significant level a, the import of a can reduce such overlap in some degree, decrease the uncertainty of classification and improve classification result
在模糊決策樹的產生過程中,用模糊熵選擇的擴展屬性不能像經典決策樹那樣將類清晰的分開,而是屬性術語所覆蓋的例子之間有一定的重疊,因此樹的整個產生過程在給定的顯著性水平的基礎上進行,參數的引入能在一定程度上減少這種重疊,從而減少分類的不確定性,提高模糊決策樹的分類結果。分享友人