誘發突變 的英文怎麼說
中文拼音 [yòufātūbiàn]
誘發突變
英文
induced mutation- 誘 : 動詞1. (誘導) guide; lead; induce 2. (使用手段引人隨從自己的意願) lure; seduce; entice
- 發 : 名詞(頭發) hair
- 突 : Ⅰ動詞1 (猛沖) dash forward; shoot out 2 (高於周圍) protrude; bulgeⅡ副詞(突然) abruptly; sud...
- 誘發 : bring out; induce; cause to happen
- 突變 : 1 (突然急劇的變化) sudden change; change suddenly; transilience; accident; saltation; revulsion...
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However, the advance of intracellular labeling techniques enables us not only to visualize more complete dendritic arbor for qualitative analysis, but also to examine the relation between changes in the dendritic arborization and the evoked fast postsynaptic curents - 3 - ( fpscs ) in the same neurons during the postnatal development the aim of this study was to systematically examine the postnatal changes in the configuration of fpscs evoked by the focal stimulation of the stratum radiatum of the ca1 region, and the relationship between the dendritic arborization and evoked fpscs in the rat hippocampal ca1 pyramidal neurons using whole - cell blind patch recording technique combined with biocytin intracellular labeling during the postnatal development ( postnatal day 2 - 70, p2 - p70 )
但是,細胞內染色技術的進步使我們不僅能觀察到更完整的樹突分支來用於定性研究,而且也可以在同一神經元上研究在發育過程中樹突分支的變化與誘發的快突觸后電流( fastpostsynapticcurrents , fpscs )之間的關系。因此,本研究應用盲法腦片膜片鉗記錄並結合biocytin細胞內染色方法,對發育過程中(生后2 70天)局部刺激大鼠海馬ca1區輻射層在錐體神經元誘發的fpscs的成分變化,以及ca1錐體神經元的樹突分支與誘發的fpscs的關系進行了較為系統的研究。However, citrinin, produced in the growth process of monascus, is a mycotoxin and will induce teratogenicity, carcinogenicity and mutagencity
桔黴素是一種真菌毒素,作用的靶器官是腎臟,可以致畸、誘發腫瘤、突變等。Through a series of mutagen tests, a mutant strain of monascus spp ( m 12 - 69 ) from ml2 was acquired, which can produce much higher monacolin k than m12, and almost same citrinin level as m12
以之為出發菌株,通過誘變篩選,獲得一株monacolink產率有明顯提高而桔黴素產率僅為0 . 13ng g ( elisa )的突變株,編號為m12 - 69 。Spontaneous and induced mutation occur with animals viruses.
動物病毒的突變有自發突變和誘發突變。Conclusions show the post and telecommunications " inductivity is least which means this industry is most likely a bottleneck to nation economy ; analysis of the production inducing coefficient shows that the post and telecommunications is a consumption - relying industry ; the change of production value of post and telecommunications spreads most to the second industry, then the tertiary industry, the primary industry ; the change of price of post and telecommunications spread most to the tertiary industry, then the secondary industry, the primary industry
得出郵電業感應度系數最小,其瓶頸地位最突出;對生產誘發系數的分析得出郵電業是消費依賴型產業;郵電業的產值增長,對第二產業的產值波及程度最強,其次是第三產業,第一產業;郵電業價格的變化對第三產業的價格波及程度最大,其次是第二產業,第一產業。見第五章。Environmental mutagens can also induce mutations at undamaged sites and result in the so - called nontargeted mutation
環境誘變劑引起的突變也可發生在非dna損傷部位,我們稱之為非定標性突變( nontargetedmutagenesis ) 。However, environmental mutagens can also induce mutations at undamaged sites and result in the so - called nontargeted mutagenesis
但是環境誘變劑引起的突變也可發生在非dna損傷部位,它被稱之為非定標性突變( nontargetedmutagenesis ) 。Phenanthrene is one of three - aromatic pahs and distributes in environments widely, which causes diseases of human respiration system and skin, and induces mutation, aberrance and carcinogen of fish and other animals
菲為一種廣泛分佈於自然環境的三環芳烴,能導致人類呼吸系統和皮膚的病變,可誘發魚類和其它生物的突變、畸變與癌變。Effects of uv radiation on biological characters, fungicide resistance and pathogenicity of phythophthora sojae were studied by treated the zoospores of phythophthora sojae with uv radiation
摘要以紫外線照射供試大豆疫黴菌游動孢子誘發突變,研究紫外線對大豆疫黴菌生物學性狀、抗藥性、致病性的影響。Expression of either dominant negative or antisense musk in cultured xenopus laveis spinal neurons abolishes agrin - induced neurite outgrowth inhibition and converts chemorepulsive growth cone turning induced by a gradient of agrin into chemoattraction
Musk突變體( dm - musk )或反義musk ( as - musk )的表達,解除了agrin對新生突起生長的抑制,並且把agrin誘導的排斥反應反轉為吸引反應; musk介導發育中神經元突起的生長。Monofunctional alkylating agent n - methyl - n ' - nitro - n - nitrosoguanidine ( mnng ) is a widely spread environmental mutagen and carcinogen that targets dna and proteins to generate adducts. among the adducts, o6 - alkyl guanine is the predominant mutagenic lesion because of its mispairing properties, which can eventually lead to chromosomal aberrations, point mutations, and cell death. this lesion also appears to be involved in tumor initiation, particularly in gastric carcinogenesis
單功能烷化劑n -甲基- n -硝基- n -亞硝基胍( mnng )是一種在環境中廣泛存在的化學誘變劑和致癌劑,它能和dna及蛋白質等生物大分子形成加合物( adduct ) ,其引起的與突變有關的主要dna損傷類型是o ~ 6 -甲基鳥嘌呤,這種損傷與腫瘤尤其是胃癌的發生密切相關。Hprt gene locus mutation of hpv - 18 immortalized human bronchial epithelial cells induced by cigarette smoke condense and its major harmful component
卷煙煙氣及其主要有害成分誘發細胞基因突變的研究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。The author utilizes catastrophe theory to explain the high magnitude mechanism by non - linear resonance model. 5. in order to know the stress distributing of river, the author simulates the field by finite element analysis
為了合理解釋水庫蓄水后,地震頻度增大、地震震級增大的現象,本文將非線性共振突變理論引入,對高震級水庫地震的誘發機理進行了新的探索。Therefore, it is important to study the profiles of gene expression, which will help understand the global cellular stress responses to chemical carcinogens, and further elucidate the mechanisms of nontargeted mutagenesis
所以,從整體上研究烷化劑作用后細胞基因表達譜改變,對于了解化學致癌物誘發的哺乳動物細胞應激反應的全貌和揭示非定標性突變的發生機制具有非常重要的意義。In our laboratory, a unique mutation detection system using a shuttle vector plasmid has been established to demonstrate that a low concentration of mnng ( 0. 2 m ) can induce nontargeted mutation in mammalian cells : the mammalian cells were exposed to 0. 2m mnng for 2. 5h, then a shuttle plasmid pz189 carrying supf trna gene was transfected into cells after 24h culture. we found a 5 - fold higher mutation frequency of the plasmid replicated in pretreated cells than the spontaneous mutation frequency of the plasmid replicated in control cells. this kind of mutation did not occur immediately after mnng exposure
我們實驗室曾用一特殊的突變檢測系統,直接證明dna損傷劑可在哺乳動物細胞誘發非定標性突變:首先用低濃度( 0 . 2 m )的短壽烷化劑mnng (半壽期為1 . 1hr )處理細胞2 . 5h后,繼續培養24h ,將重組有用作突變檢測的靶基因supftrna基因的穿梭質粒pz189轉入細胞復制,發現在未受致癌物直接攻擊的穿梭質粒中有較自發突變率高5倍以上的靶基因突變。Results the mutagenicity of water body displayed a rule of well < river < pool ; the mutagenicity detected in dry season was higher than that in rainy season ; the numbers of micronucleus induced by river and pool water in dry season were found to be positively correlated with the incidence of stomach, esophagus and liver cancer, whereas only pool water showed significant relationship with stomach cancer occurrence in rainy season ; well, river and pool water in taixing city all can cause dna damage in peripheral blood lymphocytes, and water of river cause dna damage heavily
結果:水體致突變性呈塘水河水井水的規律;相同地區水體的致突變性在枯水期比豐水期強;枯水期河水和塘水誘發的微核效應與當地肝癌、胃癌和食管癌發病率有高度的正相關,而豐水期僅塘水微核效應與胃癌發病率有正相關;誘發微核率較高的井水、河水和溝塘水對人淋巴細胞都具有致突變性,其中尤以河水為甚。Among leaf mutants we have obtained, 7 independent lines showed very similar leaf phenotypes to each other : some of the first pair rosette leaves with petiole growth from underneath leaf blade, displaying a lotus - leaf structure
通過ems化學誘變,尋找到一些形態相似,葉發育異常的突變體,遺傳實驗證明這些突變體可以被分成兩類。Application of induced mutation techniques in the double haploid production of higher plants
誘發突變技術在植物雙單倍體生產中的應用Making full use of mutant mice as research models requires correct characterization of the phenotypes that result from induced or spontaneous genetic mutations
要充分利用突變小鼠作為研究模式,則需要誘發突變或自發基因突變之正確基因表現型特徵。分享友人