離子突變 的英文怎麼說
中文拼音 [lízitūbiàn]
離子突變
英文
ion jump- 離 : Ⅰ動詞1 (離開) leave; part from; be away from; separate 2 (背離) go against 3 (缺少) dispens...
- 子 : 子Ⅰ名詞1 (兒子) son 2 (人的通稱) person 3 (古代特指有學問的男人) ancient title of respect f...
- 突 : Ⅰ動詞1 (猛沖) dash forward; shoot out 2 (高於周圍) protrude; bulgeⅡ副詞(突然) abruptly; sud...
- 離子 : [物理學] ion
- 突變 : 1 (突然急劇的變化) sudden change; change suddenly; transilience; accident; saltation; revulsion...
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They went on to isolate a series of revertants from several secondary mutants.
它們進一步從幾個第二次突變型中分離出一系列的回復子。The distribution fractions of mutants with higher avermectin titer than the original had correlation with implantation dose. after ion implantation mutation there were many types of morphology of colony, we stdudied the relationship between the colony shape and the ability of yielding, found that gray and protuberant colony had the highest titer
離子注入后阿維鏈黴菌的菌落形態發生了很大的變化,其中灰色,邊緣整齊,中間突出有開裂的菌落和為灰色,邊緣波浪狀,中間突出有放射狀開裂的菌株產量較高。Mutation spectrum analysis oftransglutaminase gene in streptomyces fradiae after irradiation by n ion
氟氏鏈黴菌離子束注入突變譜的分析The ast ( anthocyanin spotted testa ) mutant, which was induced by carbon ion beam, was a single recessive gene mutant of arabidopsis thaliana and involved in the anthocyanin biosynthesis
擬南芥ast ( anthocyaninspottedtesta )突變體是由碳離子束誘導產生的與花青苷生物合成有關的突變體,受單隱性核基因控制。The experimental method includes selecting pure complexes of histidine - containing or cysteine - containing materials, from c - and n - terminal group of these amino acids to link to a group which have color or fluorescence or ultraviolet absorption, elucidating their binding affinity, fluorescence or uv - visible spectrum properties with zinc at physiological concentration and to elucidate their structure in the solid state via infrared spectroscopy. with the help of the concerned the data, the analysis was done to prove whether it can be applied to the zinc detection, in other words, whether it can be used as a new fluorescence probe for zinc detection
本實驗首次選用在生物體內與zn ~ ( 2 + )鍵合能力很突出的物質? ?組氨酸和半胱氨酸,採用類似於多肽合成的方法,在其羧基或氨基分別嫁接上一個帶有標記的基團,生成穩定的共價鍵化合物;在此化合物中模擬生理濃度條件加入鋅離子,通過紅外圖譜、紫外圖譜或熒光圖譜的變化分析鋅離子對標記基團是否產生影響,再結合有關數據分析其是否適合檢測鋅離子,即是否可能作為新的鋅離子熒光探針。A neurotoxic peptide ( named huwentoxin - v ) was purified from the venom of the spider by a combination of ion exchange chromatography and reverse phase hplc. hwtx - v has 35 amino acid residues, with the molecular mass 4111. 4da. the amino acid sequence has been determined as nh2 - ecrwylggcsqdgdcckhlqchsn - yewcvwdgtfs - cooh, which consists of 6 cys, formed three pairs of disulfide bridges
本文報道從虎紋捕鳥蛛( selenocoimahuwena )粗毒中,結合陽離子交換和反相高效液相色譜分離純化出一種昆蟲毒素,命名為虎紋捕鳥蛛毒素- ( huwentoxin - , hwtx - ) ;其天然突變體( themutantofhuwentoxin , mhwtx - )也同時純化出來。This is minimal change disease ( mcd ) which is characterized by effacement of the epithelial cell ( podocyte ) foot processes and loss of the normal charge barrier such that albumin selectively leaks out and proteinuria ensues
微小病變性腎小球腎炎,特點是:臟層上皮細胞(足細胞)的足突消失,正常的離子屏障喪失,表現為選擇性白蛋白漏出,接著出現蛋白尿。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。Mutations in ion channels are likely to be inoled in epilepsy, chronic pain, neurodegeneratie diseases and muscular diseases, and ion channels are the target of many drugs
癲癇,慢性疼痛,神經變性疾病,和肌肉疾病可能都涉及到離子通道的突變,並且離子通道是許多藥物的靶點。He reasoned that harmful mutations which have their effect before the menopause ( or, in the more sophisticated version, before the last child has fled the nest ) will be eliminated by natural selection
他推理說,自然選擇可以消除那些在婦女絕經期到來前(或者,在更為復雜的理論中,在最小的孩子離家之前)發生作用的有害突變。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。Over - expression of yggg retarded the cell cycle, on the point after dna partition, resulting in accumulation of diploid as bacteria stop division and sequentially went to death. this appearance is similar to that of the era mutants, including the partially defective in era gtpase activity or the reduced in the synthesis of wild - type era which bacteria become arrested in the cycle at the predivisional two - cell stage
在熒光顯微鏡下細菌形態的變化,以及dapi染色和透射電子顯微鏡觀察, yggg的表達與era突變(使era功能降低時)對細菌分裂的影響有類似之處,即細菌dna合成,子代dna分離后;分裂停滯,形成細菌繁殖受阻時, 2 - 4倍體的出現。Cystic fibrosis is caused by mutations in the gene encoding an ion - transport protein, the cystic - fibrosis transmembrane conductance regulator ( cftr ). defective secretion of anions is the primary cause of many of the clinical manifestations of cystic fibrosis, including pancreatic insufficiency
囊性纖維化是由作為陰離子通道的跨膜電導調節器( cftr )的基因突變所致,而陰離子分泌缺損是囊性纖維化的多種臨床表現(包括胰腺功能缺陷)的主要原因。The research team of prof chan hsiao chang, director of the epithelial cell biology research centre, in collaboration with zhejiang academy of medical sciences, demonstrated that cystic fibrosis transmembrane conductance regulator cftr is involved in transporting bicarbonate into sperm, and thus, is vital to sperm fertilizing capacity and male fertility. cftr is an anion channel, mutations of which cause cystic fibrosis, a disease characterized by defective cl - and hco3 - transport with clinical manifestations in a number of organ systems
由陳小章教授領導的香港中文大學上皮細胞生物學研究中心的研究人員,與浙江醫學科學院合作,證實囊性纖維化跨膜電導調節器( cftr )負責輸送碳酸氫根進入精子,對精子授精能力及男性生育能力非常重要; cftr是一個陰離子通道,其基因突變會導致囊性纖維化,因為氯離子和碳酸氫根( hco3 - )分泌缺陷,引發一系列器官病徵。This research began with detecting the rpob gene mutations of 37 mycobacterium tuberculosis clinical isolates by polymerase chain reaction - single strand conformation polymorphism ( pcr - sscp ) to study the application value of this method as a new molecule testing method for drug susceptibility
本研究首先通過聚合酶鏈反應?單鏈構象多態性分析技術對37株結核分枝桿菌臨床分離株的rpob基因進行突變檢測,目的在於探討pcr - sscp作為新的分子藥敏試驗方法的應用價值。We got some significant results regarding m - centrin by chemical methods. the titration of m - centrin by terbium ions was monitored by uv different spectrum and fluorescence spectrum
利用紫外光譜和熒光光譜的方法探討了中心蛋白突變體和金屬離子及蜂毒素之間的相互作用。All of above main results suggested that ga was involved in pollen germination and tube grown by regulating cytosilic free calcium level, whereas gp was not, and extracellular cam might regulate pollen germination and tube growth through ga. the heterotrimeric g proteins had participated in several other development processes in arabidopsis
從野生型和突變體花粉細胞中游離鈣離子水平對外源鈣調素的反應能力看, g蛋白參與了花粉萌發過程中外源鈣調素的跨膜信號轉導,且進一步通過其下游的鈣信使來調控。Development and character observation of autotetraploid polyembryonic mutant rice induced by ion beam implantatioon
離子注入后同源四倍體多胚苗突變水稻的篩選及其遺傳穩定性2 ) measured the survival curves for the cells overexpressing mutant alleles of gpil7p and chosed the proper cu2 + concentration in the medium for inducing
2 )測定過表達了突變gpi17p細胞的存活曲線,並確定了培養介質中誘導物銅離子的適宜濃度。Researchers at the chinese university of hong kong have made another big step forward in the study of male fertility with the discovery that an epithelial ion channel, the defect of which has been previously shown to result in female infertility, was also present in sperm and affecting male fertility
中大研究人員發現與男性不育相關的基因突變香港中文大學的研究人員在精子發現一個上皮細胞離子通道,可能影響男性生育能力。他們之前的研究證明,同樣的離子通道表達于女性生殖道,如果有功能缺陷,會導致女性不育。分享友人