新基因型 的英文怎麼說
中文拼音 [xīnjīyīnxíng]
新基因型
英文
neogenotype-
Two spider silk protein genes ( avfl and avf2 ) screened from the library are characterized in a lot of repetitive motifs, a high guanosines or cytidines content, a strong preference for adenosine or thymidine in the third position of a codon and rich residues of glycines or alanines in the proteins translated
試驗結果,該文庫容量為4 . 9 10 ~ 6 。從文庫中篩選到avf1和avf2蛛絲蛋白新基因,具有典型重復序列多, g c含量高,密碼子第三個堿基偏愛使用a t及編碼蛋白中含有大量gly和ala殘基等特點。D - amino acids as unnatural chiral products are important intermediates in the synthesis of products, such as - lactam semisynthetic antibiotics, antiviral agents, artificial sweeteners, pesticide, peptide hormones, and pyrethroids, etc. though bioconversion of d - amino acids using microbial cells has been realized in industrialization for decades, some limited factors hinder the development of d - amino acid production, and ultimately result in shortage of the raw material in the related industrial fields
目前,用微生物菌體轉化生產d -型氨基酸的工藝路線已經產業化,但天然菌體轉化工藝存在一些限制因素,阻礙了d -型氨基酸的擴大生產,導致產品短缺。因此,利用基因工程菌生物轉化d -型氨基酸已成為世界氨基酸產業的新潮流。Prepare the oligonucleotide probes designed 16 probes as four groups according to hla - dqa1 sequence in genbank and modify each probes by ammonia at 5 ' - end. then resuspended the lyophilized probes in ph = 9, 0
寡核苷酸探針的制備根據genbank數據庫新近公布的hla - dqa1等位基因序列,設計四組共16條特異性寡核苷酸分型探針,並在各5 』端做氨基修飾。I wanted to find a way to break the cycle and began to look at experimenting with outcrossing to a new bloodline to give our domestic gene pool a chance to refresh itself
我想要找一種打破這種循環的方法,我開始著眼于通過異型雜交而產生一種新的血統的實驗,從而給我們這個大家庭的基因庫一次更新它們自己的機會。In order to benefit from this new technique without any dangers, on the basis of the arguable contents, the paper put forward a series of principals with the knowledge of systematical philosophy, mathematics and ecological. agriculture : welfare principal, invariable principal of gene, non - spread principal of gene, equal principal of substance and informed perfectible principal. and then we establish a model of evaluating the social effects of gmo
為了從這種新技術成果中獲得好處,同時又不會帶來風險,本文以爭論的內容為基礎,從轉基因作物能比傳統農作物帶來更多的社會效益的角度出發,運用系統哲學、生態農業和數學的一些知識,提出了轉基因作物研究和推廣中遵循的一系列原則:福利原則、基因穩定性原則、基因不擴散原則、實質等同性原則、以及知情選擇原則,並進而建立起評價具體的轉基因作物的社會效益的模型。Now it has been one of the most important aquatic products in the freshwater cultivation. however, this prawn ca n ' t survive at a water temperature lower than 14c, which has seriously limited its cultivation expanding. in order to obta in a new breed of this prawn with increased cold - resistance, we investigated the cloning of a synthetic gene ( sbwafp ) based on the primary sequence of the mature spruce budworm ( choristoneura fumiferana ) antifreeze protein ( sbwafp ) and the integration of sbwafp into the embryo genomes of giant freshwater prawn by spermatophore - microinjection ( smi ), a sperm - mediated gene transfer technique
本研究的特色和創新之處在於,針對羅氏沼蝦不耐低溫,但體型相對較大,精莢明顯的特點,首次將目前已知具有最強抗凍活性的雲杉卷葉蛾( sprucebudworm , choristoneurafumiferana )抗凍蛋白( sbwafp )基因( sbwafp ) ,通過精子介導的轉基因技術整合到羅氏沼蝦的胚胎中,以期培育出耐低溫的羅氏沼蝦新品系。So gaining vp7 gene and its expressing product is key to the preparaion of the new type vaccine and specific diagnosis anigen
因此,該基因的克隆及表達,對于制備新型疫苗和特異性診斷抗原具有重要意義。Here we report that the genetic identification of h9n2 influenza viruses from those newly forming poultry in this region, partridge and chukka. our results suggest that those h9n2 influenza viruses isolated from these types of terrestrial poultry are not sorted into the following two genotypes, i. e., qa / hk / gl / 97 - like and dk / hk / y280 / 97 - like virus lineages. genetic analysis revealed that some of them are reassortment viruses between above two lineages
結果表明, h9n2亞型流感病毒在這些新種群中廣泛流行,並且檢測到多個基因型的存在,進化樹分析證實有多個基因型與同期在水禽類中分離到的基因型相近:這表明h9n2亞型流感病毒很可能通過發生跨種屬傳遞從水禽感染這些小種群陸基禽類。But the extensive cross - reactivity and the lacks of the ideal antisera make it difficult in technique and the false result. furthermore, the lack of the standard antisera also cause the " blank " result in a few newly discovered alleles
但血清學方法不僅存在著廣泛的交叉反應和難以找到理想的抗血清而出現技術上的困難和分型判斷誤差,還會有許多新發現的等位基因卻缺乏相應的標準抗血清,導致個別基因型無法檢出。Studies of genes related to heart development in drosophila contribute to reveal the mechanisms of human heart development and the congenital heart diseases. to clone and identify new genes that control the heart development, by a way of chemical mutagen, ems, we have established 1, 200 balanced - lethal lines on chromosome 2 and 3. with the screening the 330 stocks with immunochemical method using heart - specific antibody, mab. no. 3, we detected 60 lethal lines showing heart mutant phynotype
為了克隆和鑒定控制心臟發育的新基因,本研究利用化學誘變劑甲磺酸乙酯大規模地誘變果蠅,並且建立了1200個第二和第三染色體的平衡致死系,利用心臟組織特異抗體mab . no . 3對其中330個品系進行免疫化學方法篩選,觀察到有60個致死系表現出心臟突變表型, 20個品系的心臟突變表型有待進一步證實。Using the vaiety egg ' s color limition of siverworm from romania and the black egg qingsong and by the crossbreeding, the egg ' s color and the egg number of f1, f2, f3 generations, as well as female and male proportion in black or white egg wene nvtigated after the quantity statistical analysis the gene and the gene heredity rule of egg ' s color limition, wene deriked the new system of white egg was kfained
摘要利用羅馬尼亞引進的卵色限性品種與黑卵品種菁松,通過雜交育種,調查f1 , f2 , f3代的卵色及卵數,以及黑、白卵中的雌雄比例,經統計分析確定基因型,查明了卵色限性基因的遺傳規律,並獲得了新的白卵系。This research use high sensitive, special in situ pcr technology to determine the material which is treated by the paraffin wax and formalin fixation of different time, by detecting the genotype of mn blood group of the organizes slices. at the same time, we study the research of main influence factors, such as protease digestion, etc. we hope to set up a kind of steady, practical methods to detect the genotype of the material treated by paraffin wax and formlin, offer a kind of new detecting means for the forensic appraises and iditificition with individual material evidence
本研究應用靈敏度高、特異性好的原位pcr技術,測定福爾馬林固定不同時間的石蠟切片組織mn血型的基因型,並對蛋白酶消化時間等主要影響因素進行了初步的研究,以建立一種穩定、實用的檢測石蠟組織切片dna遺傳標記的方法,為法醫物證鑒定和個人識別提供一種新的檢測手段。All the isolates in the study of genotype vii could be recoganized by the new cutting site at nt 872 by re hinf i which is absent in the genetic supgroups viia, viib, and group vi. the amino acid sequences of the coding region of the f gene were deduced
由核昔酸序列推導了f蛋白高變區1一125位氨基酸( aa ) ,通過分析比較發現了新的基因型和基因亞型與其他基因型毒株的差異還體現在aa位點的變化上。This strain ' s virulence was judged by mean death time of chick embryos ( mdt ), intracerebral pathogenicity index in day - old chicks ( icpi ) and intravenous pathogenicity index in 6 - week - old chickens ( ivpi ) and it was found to be the virulent strain. at last, it was tested by the recurrent infection and found that it was the newcastle disease virus ( ndv ), and it was named hbg - 1 strain. in order to find the difference of the cleavage site of this strain with f48e9 and ? 30 strain, a part of the cleavage site of fusion protein gene fragment was amplified by rt - pcr using a primer and sequenced. the sequence analysis showed this strain had low homology with f4ge9 and cso. a phylogenetic tree based on the published sequences of ndv reference strains was constructed and showed the isolated strain hbg - 1 belonged to the genotype w ndv, a novel genotype ndv
為了進一步探尋分離株與標準株的異同,又採用rt - pcr方法,擴增獲得分離株f _ o裂解位點附近的基因片段,經測序后與國際上已發表的新城疫病毒的核酸序列進行比較,結果表明其與標準株和疫苗株之間的同源性較低,僅為82 86之間。經系統發育進化樹分析后,判定該分離株為新城疫病毒( ndv )基因型。運用計算機軟體對其裂解位點處的氨基酸序列進行預測和分析,結果表明該分離株為新城疫病毒強毒株並具有基因型的典型結構特徵。The krupple type zinc finger motif found in many transcription factors is thought to be important for nucleic acid binding and / or dimerization. here we have identified and characterized two novel zinc finger genes named znf323 and znf360 using degenerate primers from an early human embryo heart cdna library
本文利用kr ppel型( cys _ 2 his _ 2型)鋅指基因順序上的保守特徵,設計簡並引物從人類早期胚胎cdna文庫中初步篩選克隆出四個kr pple型鋅指蛋白新基因,經國際基因命名委員會批準命名為znf323 、 znf360 、 znf359和zfp28 。In this article, we review isolation methods, developmental status and genetic characteristics of microsatellites, and their applications in studies on population study, pedigree analysis, assessment of genetic diversity, and construction of genetic maps in the marine mollusks, and analyzed the causes resulting to null allele, stutter bands, short allele dominance and allelic dropout, and their effects on genotyping of microsatellite
本文對海洋貝類微衛星分離方法、開發現狀、遺傳學特性以及在種群遺傳、家系分析、遺傳多樣性評價等方面的最新研究進展進行了綜述,並分析了微衛星分析中無效等位基因、 「結巴」帶、短等位基因顯性和等位基因「擴增丟失」現象的產生原因以及對微衛星基因型判讀帶來的影響。In recent years, there is occurrence nd continuously in the nd la sola vaccine immunity and high antibody chicken, some scholars reported its reason relation with not only immunity method, path, vaccine etc., but also poison and different genotype. one virus isolate was obtained from the diseased chicken flocks in jilin province using spf chicken embryos
近年來,在新城疫lasota疫苗免疫雞群及高抗體雞群中不斷有新城疫的發生,有學者報道,其原因不僅與免疫方法、途徑、疫苗等有關,更重要的是與新城疫毒株的變異,不同基因型的出現有關。In a handful of reports published thursday in the u. s. - based journals " science " and " nature genetics, " the researchers say they have identified at least seven new genes that could increase a person ' s risk to develop type two diabetes
在星期四齣版的美國科學和自然遺傳學雜志的若干文章中,研究人員說,他們已經確認出至少7種可以增加人類患二型糖尿病風險的新基因。Recent snps analysis tools are transforming the traditional genotyping and resequencing in the same way as expression arrays
有關單點核苷酸多型性的新進分析工具,將傳統的基因型?定資料與微陣列基因表現資料做同樣的轉換。The new molecular biology methods applied for genotyping medical fungus
新的分子生物學方法用於真菌基因型鑒定分享友人