質體基因組 的英文怎麼說
中文拼音 [zhítǐjīyīnzǔ]
質體基因組
英文
plastom-
Degenerate oligonucleotides to highly conserved regions of cucumis melo 1 - aminocyclopropane - 1 - carboxylic acid ( acc ) oxidase gene were used to prime the amplification of fragment of 128bp by ploymerase chain reaction ( pcr ) in samples of genomic dna from fruit of cucumis melo l. cv hetao flesh, which was cloned into plasmid vector pmd - 18 - t. the clon of antisense orientation were selected, and it was inserted downstream of camv35s promoter and enhancer " " of tmv into the plant expression vector pbinyxw, antisence expression vector pbinya was constructed. at the base that pollination and fertilization of cucumis melo l. cv hetao was studied, using pollen tube pathway transformate cucumis melo l. cv hetao, 76 fruit had been obtained, moreover, hardness and content of sugar were analysed
本實驗以河套蜜瓜果肉基因組dna為模板,用甜瓜acc氧化酶基因特異寡核苷酸鏈為引物進行pcr擴增,得到128bp的擴增產物。將得到的擴增產物克隆到質粒載體pmd - 18 - t上,篩選反向克隆,然後將其反向構建到植物表達載體pbinyxw的camv35s啟動子和tmv增強子「 」的下游,構建成反義表達載體pbinya 。並在對河套蜜瓜授粉受精生物學研究的基礎上,通過花粉管通道法轉化河套蜜瓜,共獲76顆瓜,並進行了硬度和含糖量的分析。The study results of this paper can serve the two scientific subjects of our teaching and research group as basic data calculation and elementary exploration. the two subjects are : constructing high activity - amylase genes by dna shuffling technology and studying on the evolution in vitro by mutational pcr ( with 5 - br - dutp as substitute partly ) and dna shuffling technology. - amylase ( ec 3. 2. 1. 1 ; 1, 4 - a - d - glucanohydrolase ) can catalyzes the hydrolysis of - 1, 4 - glycosidic bonds of starch from middle and liberates - maltose, - glucose and - limit dextrin stepwise
本試驗根據genbank已公布的黃單胞菌-澱粉酶基因的核苷酸序列由引物設計軟體premierprimer5 . 0輔助設計了一對引物( primer & primer ) ,以pbluescript ks +和puc18 / puc19質粒為載體,用常規的pcr方法從xanthomonascampestrispv . malvacearum ( smith ) dye等七株黃單胞菌( xanthomomasspp . )的基因組dna中克隆得到8個基因片段,分別命名為zhyf001 zhyf008 。Etioplasts have the capacity to synthesize plastome-coded proteins.
黃化質體也有能力合成質體基因組所編碼的蛋白質。The topics include : structure and function of genes, chromosomes and genomes, biological variation resulting from recombination, mutation, and selection, population genetics, use of genetic methods to analyze protein function, gene regulation and inherited disease
主題包括:基因、染色體與基因組的結構和功能;來自於基因重組、突變和篩選的生物變異;族群遺傳學;運用遺傳學的方法分析蛋白質的功能,基因的調控和遺傳性疾病。Different amount of copies in different tissues attribute to the different density of positive signals. the result of the experiment suggested that the transgenic animals can be produced by spermatozoa - mediated gene transfer after the entrapment of liposome. and because the exogenous dna occurs losing the segments. partly integration, or existin g outside of genome dna, the rate of chimerism is relatively high
結果表明: ( 1 )脂質體包裹外源基因轉染精子的方法,可將外源基因導入受精卵中,能夠獲得轉基因動物,並得到了較高的轉基因陽性率; ( 2 )精子攜帶的外源dna的整合過程是隨機的,在受精過程和胚胎早期分化過程中可能發生了片段丟失、不完全整合或游離于基因組存在而產生嵌合體。In order to investigate the genomic organization of the single - nucleocapid nucleopolyhedrovirus of helicoverpa armigera, the ecori - n fragment located at 54. 8 - 59. 3 kbp of the viral genome was sequenced. the fragment contained 3762 bp helicase gene potentially encoding a protein with a molecular mass of 146 kda
對棉鈴蟲單核衣殼核多角體病毒( helicoverpaarmigerdsingle - nucleocapsidnucleopolyhedrovirus , hasnpv )基因組中ecori ? n片段進行序列分析,獲得了完整的解螺旋酶基因( hel ) ,其開放閱讀框大小為3762bp ,編碼一個分子量為146kda的蛋白質。According to above consideration, experiments was carried out as below : first, targeted gene - human serum albumin ( hsa ) gene was obtained via pcr technology. secondly, the hsa gene was liganded with a plasmidprla22 whose two arms carry dna sequences necessary for crossing with the human a - lactalbumin yac to form an integration vector prla - hsa, then the integration vector plasmid was co - transformated into the right yac - bearing yeast with another plasmid plrh33 which carrys a selective gene
因此,本試驗首先擴增出整合在酵母基因組里的人血清白蛋白( hsa )基因作為目的基因,並將人血清白蛋白基因插入到一個含有人-乳白蛋白yac同源序列的重組型質粒載體,以構建整合型載體,再與另一個帶篩選基因的質粒共轉化入含人-乳白蛋白yac的酵母細胞體內。All the result showed that ndv f48e9 strain has its own speciality compared with other five ndv strains, and there were many difference between velogenic strains and lentogenic strains. so the infectious cdna of rnesogenic strains and lentogenic strain was far from enough to understand the replication, pathogenicity of ndv and the interaction between ndv and host cells, and the infectious cdna of velogenic strains ( eg. f48e9 ) was required to explain the relationships between structure and function
本研究成功地獲得了ndvf48e9 t因組的核昔酸序列,並構建了表達ndvf48e9基因組cdna的低拷貝表達載體休f48e9 ,為構建新城疫病毒強毒株f48e9株的感染性cdna奠定了物質基礎,進一步研究ndv的生物學特性、結構與功能的關系;進一步探討影響ndv毒力的因素、以及研製新型疫苗載體提供了可靠保證。The 496 bp fragment of the orf of p22 gene and a 561 bp fragment were amplified from the genomic dna of zs strains of toxoplasma gondii. both 496 bp and 561 bp fragments were successfully cloned into the plasmid pthiohisa, b, c and pbudce 4. 1 respectively. 2
從弓形蟲zs株基因組中擴增出p22編碼基因的一長496bp ,另一長561bp的片段,並成功構建含p22編碼基因的原核質粒重組體pthiohisa , b , c / p22 ,及真核重組表達質粒pbudce4 . 1 / p22 。In hong kong researchers are using the hapmap for studies on diseases including schizophrenia, osteoporosis, degeneration of the intervertebral discs, diabetes, hypertension and cancers
在香港,人類基因組單體型圖已被廣泛應用於精神分裂癥骨質疏鬆癥椎間盤退化癥糖尿病高血壓及癌癥等常見疾病的研究。Two strains of prrsv were isolated from the swine infected with prrsv in shangdong province and daqing area, in order to clarify the source and genetic background of porcine reproductive and respiratory syndrome virus ( prrsv ) from different parts of china, thus providing theoretic basis for the study of vaccine against it. the prrsv was cultured on mark - 145 cells for 5 ~ ~ 6 passages. when the cpe was obvious, the virus was harvested and purified
為了弄清我國不同地區prrsv的來源以及其遺傳學背景,為疫苗學研究提供理論根據,本研究在ch - 1a株完整的基因組獲得以後,從流行於我國山東( sd )和黑龍江大慶( dq )地區疑似prrs的豬體內分離到prrsv ,在mark - 145細胞上盲傳5 6代,細胞出現明顯病變以後,收獲病毒液,然後提純,提取全病毒rna ,經過反轉錄、 pcr擴增獲得結構基因orf2 7的目的基因片斷,然後與pmd - t載體連接,轉化,得到陽性質粒后進行測序,並將其與ch - 1a株進行了比較分析,同時對這兩個毒株的結構基因組的理化性質進行分析。Understanding the mechanism by which the clpg1 mutation alters these phenotypes would improve our basic knowledge of factors involved in muscle growth, carcass leanness, and meat quality, as well as delineate unique forms of genomic imprinting regulation
對于clpg1突變影響callipyge表型機理的認識不但可以提高我們對肌肉生長,屠體性狀和肉質的了解,而且可以幫助我們闡明基因組印記調控的機理。The technology and methods of the study on molecular mechanism of cytoplasm male sterility ( cms ) are introduced in regard to mitochondrial genome, mitochondrial gene, mitochondrial rna, mitochondrial protein, transformed plants and abortion of pollen
摘要本文從線粒體基因組、線粒體基因、線粒體轉錄rna 、線粒體蛋白、轉基因植物以及花粉敗育機理六個方面詳細介紹了植物細胞質雄性不育分子生物學研究的技術和方法。Finally, a tranfer vector named as pltk - ha was constructed based on pltk - uni with insertion of ha gene of h3 subtype srv. the pltk - ha and prv bartha - k61 genomic dna were co - transfected into 50 - 70 % confluent vero cells in 6 - cm dishes. based on the expression of lacz gene, recombinant prv were selected and purified by blue - colored virus plaque
利用脂質體介導的方法,將pltk - ha與prvbartha - k61基因組共轉染于亞單層vero細胞,依據報告基因lacz在細胞中的表達,篩選藍色蝕斑的重組病毒,經數次蝕斑純化后, pcr鑒定、 western - blot分析。One is as signal transducers outside of the nucleus, named nongenomic action. the other is as transcription activators in the nucleus, named genomic action. the two ways may coexist, cooperate and coregulate in the development and maturation of oocyte
類固醇激素受體在卵母細胞中可能通過兩種途徑發揮作用,一種是存在於胞質中,作為信號轉導因子的非基因組調控機制;另一種是存在於核中,作為核轉錄活性因於,改變基因轉錄活動的基因組調控機制。A human lymphotoxin deletion gene fragment which lacking n - terminal 27 amino acid residues of the protein was pcr amplified using a pair of designed primers and cloned into expression vector pet36b ( + ) to construct a fusion protein with cbd tag, resulting a recombinant plasmid pet36b - lt 27. the recombinant plasmid was transformed into host e. coli bl21 ( de3 ) plyss
採用pcr的方法擴增出人淋巴毒素n端缺失27個氨基酸的缺失體基因片段,將此基因片段克隆至表達載體pet36b ( + )上,與t7lac啟動子控制下的cbdtag構建成表達融合蛋白的重組質粒pe736b - lt 27 。This hypothesis provide a new thinking on the action of steroid hormone on neurons, and is both a challenge and a supplement to the traditional genomic theory, which held that the action of steroid hormone is solely mediated by its intracellular cytosolic receptor within the cell nucleus
年代首次在國際上提出糖皮質激素作用於神經元的快速、非基因組機制或膜受體假說。這是對傳統崽體激素基因機制或細胞學說的挑戰與補充,受到國際學術界的高度評價,曾應邀在第The library was rescued with phage m13k07 in order to display scfv on the surface of the phage and to form the recombinant phage antibody library. one of positive scfv clones, named pcsal, was selected with phage - elisa after panning and screening by bull sperm three times. scfv fragment, amplified from pcsa1, was ligated to pmd18 - t vector for sequencing analysis
取陽性重組噬菌體抗體克隆株pcsa1 , pcr擴增其scfv基因,篩選重組子進行序列測定,發現其序列符合小鼠抗體基因的一般特徵,並且與幾株抗磷酸膽堿的抗體重鏈和輕鏈可變區序列的同源性達80以上;推測pcsa1scfv針對的抗原是磷酸膽堿類物質。Because there are many copies of chloroplast dna and the chloroplast has a strong tolerance to accumulation of the products expressed by the introduced foreign gene, a high level of expression is often happened in chloroplast transformation. in addition, because of prokaryotic property of the chloroplast, the prokaryotic gene can be expressed in chloroplast without any modification and multigene can be simultaneously transferred in " polycistron ", which is impossible in nucleic transformation
另外,由於葉綠體基因組的原核性質,對來自原核生物的外源基因無需改造就可以在葉綠體內高效表達,而且可以將多個外源基因採取「多順反子」的原核表達形式同時引入,並由共同的啟動子控制,既方便操作又可避免由於存在多個相同啟動子所帶來的「共沉默」 。It is used as the bait to screen azospirillum brasilense sp7 genomic plasmid library which was constructed by fusing 0. 5 - 3kb fragments of a. brasilense sp7 genomic dna to the dna - activation domain in the pgad plasmid vectors
Brasilensesp7的nifa全序列構建在pgbd - c2載體上,得到重組質粒pgbd - nifa ,以其為誘餌,篩選sp7質粒基因組文庫(構建在pgad系列質粒上) 。分享友人