質變體 的英文怎麼說
中文拼音 [zhíbiàntǐ]
質變體
英文
modification of quality-
This paper introduced the application of biotechnology in rice genetics and breeding, including tissue culture, cell mutants selection, protoplast fusion, apomixis, molecular mark assisted breeding and genic transformation
簡要綜述了生物技術在水稻遺傳育種中的應用,主要包括組織培養、細胞突變體的篩選、原生質體融合、無融合生殖以及分子標記輔助育種和轉基因技術等方面。In this section, applying the method, from abstract to specific and from history to present, it analyzes the operation mechanism of urbanization economy affected by market mechanism ; puts forward four theories of urbanization economy from economic perspective, including agriculture surplus and comparison advantage ; non - agricultural industry ; agglomeration economy and spillover effect, on this basis of the theories, it, on one hand, analyzes two kinds of internal mechanism in the chronologic operation of urbanization economies : increasing mechanism of urbanization economies in urban output industry ; and changing mechanism from specialization to integration, which are the representations of the evolution of " mart " development ; on the other hand, it analyzes two internal mechanism of dimensional operation of urbanization economy : internal spatial enlargement mechanism of urbanization economies from monocentric city to multi - center city, and external spatial enhancement mechanism which represents city - regionalization and city - chain connection, the later two mechanism represent the evolution of " polis " development
這一部分,按照由抽象到具體和由歷史到現代的研究方法,分析了市場機製作用下的城市化經濟運行機理,從經濟學角度提出了農業剩餘與比較優勢、非農產業、聚集經濟、外溢效應四大城市化經濟定理;在此基礎上,一方面分析了城市化經濟運行沿時間增長的兩個內在內容提要機制:城市輸出產業的城市化經濟增長機制和從專業化到綜合化的城市性質變遷機制,它們主要表現為「市」發展的延續;另一方面分析了城市化經濟運行沿空間增長的兩個內在機制:從單中心到多中心的城市化經濟運行的內部空間擴展機理和表現為城市區域化、城市連綿體的城市化經濟運行的外部空間擴展機理,它們主要表現為「城」發展的延續。Using the young seedlings of wild type ( wt ) and four mutants ( phya, phyb, phyaphyb and hy4 ) of arabidopsis thaliana as plant materials, the effects of light quality and kinetin ( kt ) on some photomorphogenesis responses such as cotyledon enlargement, hypocotyl growth inhibition, accumulation of chlorophyll and anthocyanin were investigated in the present study. photoreceptor functions and interaction of light and kt in the responses was examined and discussed
本文以擬南芥( arabidopsisthaliana )野生型( wt )和四種光突變體phya 、 phyb 、 phyaphyb和砂hy4為材料研究不同光質與細胞分裂素( kt )對幼苗子葉擴大、下胚軸伸長、葉綠素和花色素苷積累的影響,分析光受體參與的反應以及探討光與kt在調節各種反應中的相互關系。Elementary geochemical study on the roles of fluids during metamorphism
變質流體作用的元素地球化學研究Objectie. we ealuated the effects of intradiscal administration of substance p - saporin, a toxin selectie for cells expressing substance p receptors
研究設計.應用免疫組織化學和逆行神經示蹤方法,檢查支配鼠腰椎間盤的背根神經節細胞中p物質受體的變化。Biotic or abiotic stimuli can first cause the alteration in apoplastic signaling system ; on the other hand, apoplast provides a convenient pathway for cell - cell communication, and therefore plays a key role in regulation of cell differentiation, organ genesis, and growth development of plants
當植物遭受生物或非生物環境刺激時,可能首先引起質外體信號系統的變化;同時質外體作為植物細胞之間最方便的通道,在細胞間信號傳遞和信息交流上起重要作用,從而成為協調植物細胞分化、器官形成和整體生長發育的決定性因素之一。To get in vivo evidences that apoplast calmodulin con 1d regulate plant growth and development process, a chimeric secretion form of calmodulin binding peptide, which contains a signal peptide, a calmodulin binding domain and a c - myc epitope was constructed. the chimeric gene was introduced into arabidopsis. it was expected that the overexpression of this chimeric protein could be secreted into cell wall and bound to apoplast calmodulin, which could reduce the apoplast calmoduin concentration to make an apoplast camodulin " antisense " plant. by observing the potential phenotype change of apoplast calmodulin " antisense " plant, the in vivo function of apoplast calmodulin on plant growth and developmental process could be speculated
但這些多是採用生理學手段和藥理學方法而得出的體外( invitro )實驗結果,為了取得質外體cam在植物生長發育過程中發揮重要作用的invivo實驗證據,根據動物中的一些研究方法,本實驗設計並構建了帶有信號肽、 cam結合肽( can小肽) 、 epitope ( c - myc )融合基因的載體,並將融合基因通過真空滲入法轉入擬南芥,預期過表達的融合蛋白將會被分泌到細胞外並與質外體cam相結合,這樣就會抑制質外體cam的功能,從而可以構建質外體cam的「反義」植株,通過觀察質外體cam 「反義植株」的表型改變,就可以推斷質外體cam在植物生長發育過程中的功能。Dominant negative alleles of gpil7p were produced by random pcr mutagenesis of three conserved fragments of gpi17p : 1 ) having generated the plasmid library which contains 100000 plasmids harboring gpi17 mutants then screened from 8000 clones, we got 25 strong and 3 very strong dominant negative alleles
對gpi17p可能的三個保守區進行了pcr隨機誘變,並最終獲得顯性負性等位基因: 1 )組建了gpi17p突變體質粒庫,其所含質粒數約為100000 。The main results are as follows : 1 effects of light quality and kt on cotyledon enlargement 5 - d - old seedlings of arabidopsis wild type and mutants were harvested and the cotyledons were cut to use as excised cotyledon or the whole seedlings were used as intact cotyledon. excised and intact cotyledons were incubated in the medium ( ph 6. 0 ) with or without kt under white light ( wl ), red light ( rl ), far - red light ( fr ) and uv - b at 21 ? ? for some periods of time before cotyledon area were determined by a delta - t area measurement system
主要結果如下:一、光質和ky對于葉擴大的影響白光、紅光、藍光明顯促進5天齡幼苗離體和連體子葉擴大,遠紅光對子葉的擴大效應較弱, uv - b對子葉的擴大有抑制;對突變體的研究表明,紅光下光敏色素b 、遠紅光下光敏色素a 、藍光下隱花色素1對子葉的擴大起主要調節作用。Secondly, the construction employers should change its management mode in which they only hear the report of their project management organization. they should develop the incentive and restrictive mechanism and upgrade their professional level. the construction enterprises should strengthen the training on standard introduction, improve internal management, enhance the production capacity and the personnel competence and eliminate the impact of the outdated thinking
第二,建設單位應改變只聽取項目管理人員匯報的管理模式,應建立激勵機制和約束機制,並且提高其專業知識水平;第三,施工企業應加強對貫標的培訓,苦練內功,努力提高生產力水平和全體員工的素質,克服舊思想的影響,並建立財務評價等方法,不斷改進和完善其質量體系。The study on the variety of the non - physical education undergraduate ' s constitution states after spring festival
春節前後非體育專業大學生體質變化的研究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。Systematic cluster analysis was carried out on hu sheep in china in comparison with the same data of 9 asia sheep populations and 5 european sheep ( breeds in japan ) populations. 15 populations can be clustered in terms of gene frequency of 10 loci and 33 allele in blood enzyme and other protein variations
摘要以中國湖羊為研究對象,搜集國內外9個亞洲綿羊群體和5個在日本的歐洲綿羊群體的相同資料作為對照,根據控制血液酶和其他蛋白質變異的10個基因座位共計33個等位基因的頻率,進行系統聚類分析。By tracing back to the origin of the temple fair, an essential part of the chinese traditional culture, and the bazaar as the by - product from it, the paper analyzed the quantitative change based on the emergence of the " bazaar ", and the first time of the qualitative change of the temple fair during its evolvement, finding the internal configuration of the market spaces " temple - bazaar " from the example of the juehai temple ' s canhua temple fair of huzhou, we can say thaf ' temple plus bazaar " is the right pattern after its first qualitative change
論文通過回溯廟會這一中國傳統文化的精華的起源及集市作為廟會活動的衍生物的產生,分析廟會在漫長的演變過程中通過「市」的介入開始發生量變,直至廟市的形成完成第一次質變的過程,找到廟市空間的內部結構「廟?市」 。並通過對湖州新市覺海寺蠶花廟會進行構成要素整理,得出「廟?市」結構體在第一次質變完成後的表現: 「廟+集市」模式。Study on deformation and motion characteristics of blocks in deep rock mass
深部巖體塊系介質變形與運動特性研究As far as its essence is concerned, the international trade in education presents a process of interaction between nationalization and internationalization of education and a common desire from people who want to share high quality education in order to enrich their countries. it is an essential developmental stage of international education assistance as well
就其實質而言,現代國際教育貿易彰顯的是教育本土化和國際化的雙向流變過程,體現了知識經濟時代人們積極追求優質教育資源共享、實現國家富強的一種美好和強烈的願望,同時,它也是國際教育援助發展的部分質變。Mass spectrometry of synthetic hw - ma and rgd - hw are in full agreement with those speculated theoretically, which proves the success of peptide synthesis and refold. on isolated mouse phrenic nerve - diaphragm preparations, hw - ma can block the neuromuscular transmission in 35 minutes or so ( l 10 - 5 g / ml ), its biological activity shows 73 % decrease comparing with biological activity of native hwtx - i. it proves t hat the protein engineering of synthetic chimera hwtx - i has gained success to some extent, although it did not achieve our expectations. thus it proved that hwtx - i can be using as natural scaffold for protein engineering. and also emphasized the importance of " local stereo circumstances " of activity site when the foreign activity site was transferred into a natural scaffold
濃度為1 / 1059 / ml的hw一ma突變體能可逆阻斷小白鼠隔神經書高肌的接頭傳遞,阻斷時一間為35min左右,與天然hwtx一i比較,生物學活性下降3一4倍,說明合成的突變體改造獲得了一定的成功,盡管與我們預期的目標有一定的差距,從而證明hwtx一i可以作為蛋白質工程研究的天然分子骨架,同時也強調了往天然分子骨架中轉移外源活性位點時維持活性位點「局部立體環境」的重要性。Main conclusion and content of this paper is as follows : ( 1 ) the research methods of modern crustal motion from rigid body to elastic and fluid body are generalized systemically, and its progresses are reviewed ; furthermore, the insufficiencies and unsolved questions of geological method researching modern crustal motion are presented, and gps techniques play an important role in the research of modern crustal motion
研究成果和內容具體包括: ( 1 )系統歸納現代地殼運動研究方法從剛體領域轉變為彈性體和流變體的研究,並評述其研究進展;闡述了地質方法研究現代地殼運動的缺陷及其存在問題,指出gps技術在現代板塊構造運動研究中扮演重要角色。 ( 2 )研究和完善現今板塊運動學模型。Abstract : plant responses to salt stress via a complex mechanism, including sensing and transducing the stress signal, activating the transcription factors and the corresponding metabolizing genes. since the whole mechanism is still unclear, this review emphasize the biochemical events during the plant adaptation to salt stress referring to an index of importance : the homeostasis in cytoplasm, the biosynthesis of osmolytes and the transport of water. most of these biochemical events were elucidated by study of halophyte and salt - sensitive mutations, also many important genes involved were cloned and used to generate stress - tolerance phenotypes in transgenic plants. on the other hand, about the molecular mechanism in signal transduction, the research of arabidopsis mutations and yeast functional complementation provided helpful traces but not full pathway
摘要植物對鹽脅迫的耐受反應是個復雜的過程,在分子水平上它包括對外界鹽信號的感應和傳遞,特異轉錄因子的激活和下游控制生理生化應答的效應基因的表達.在生化應答中,本文著重討論負責維持和重建離子平衡的膜轉運蛋白、滲調劑的生物合成和功能及水分控制.這些生理生化應答最終使得液泡中離子濃度升高和滲調劑在胞質中積累.近年來,通過對各種鹽生植物或鹽敏感突變株的研究,闡明了許多鹽應答的離子轉運途徑、水通道和物種特異的滲調劑代謝途徑,克隆了其相關基因並能在轉基因淡水植物中產生耐鹽表型;另一方面,在擬南芥突變體及利用酵母鹽敏感突變株功能互補篩選得到一些編碼信號傳遞蛋白的基因,這些都有助於闡明植物鹽脅迫應答的分子機制。In the cold geotechnical engineering, when the rock containing a mount of water was frozen, the inner water swells, and the freezing swollen force is emerged, in turn the rock became a multi damage material containing water, ice, air, rock
在寒區巖土工程中,巖體中含有一定量的水,凍結后,水冰相變體積膨脹,產生巨大的凍脹力,巖體成為水、冰、巖,氣的多相損傷介質。分享友人