n cell 中文意思是什麼

n cell 解釋
n維胞腔
  • n : 1. 【羅馬數字】90〈N=90000〉。2. 【化學】=nitrogen. 3. =North(ern)。N =nuclear 核的:N-waste 核廢料。
  • cell : n 1 小室,單室;隔間,艙;〈詩〉茅舍;(單個的)蜂窩,蜂房。2 〈詩〉墓穴,墓。3 (大修道院附屬的...
  1. Begum n, song y, rienzie j, et al. vascular smooth muscle cell growth and insulin regulation of mitogen - activated protein kinase in hypertension j. am j physiol 1998, 275 : c42

    李田昌田青趙冬,等.腎上腺髓質素抑制內皮素的促血管平滑肌細胞增殖作用j高血壓雜志1996 , 4 : 171
  2. Homologues of era have been identified in prokaryotes and eukaryotes. there are two domains in era : the n - terminal gtp - binding domain and c - terminal rna binding kh domain. era plays an important role in cell cycle progression at a specific point in the cycle, after chromosome partitioning but before cytokinesis

    Era是在原核和真核生物以及植物中普遍存在的g蛋白,是一個結構上既具有gtp結合結構域又有rna結合結構域、不同於ras的獨特的新的g蛋白亞家族。
  3. We treat the porcine skin by 0. 25 percent trypsin, 0. 125 % trypsin, 2. 5 u / ml dispase, hypertonic saline or hypertonic saline - trypsin / dispase. we find that after the skin has been incubated in 0. 125 percent trypsin for 24h at 4 ?, the cells in the skin are all disintegrated. there are no significant differentiation between the acellular matrix treated by 0. 125, 0. 25 perlent trypsin, 2. 5 u / ml dispase and hypertonic saline - trypsin / dispase. but the cell ca n ' t be removed by using the hypertonic saline - sds

    本研究通過對0 25胰酶不同脫細胞時間處理、不同濃度胰酶處理、 dispase脫細胞法、 im 、 zm高滲鹽水脫細胞法、高滲鹽水和胰酶或dispase混合脫細胞法的比較確認採用0 12盼胰酶, 4 , 244 。
  4. N. veissid, p. nubile, a. f. beloto, a. m. andrade, 1990, “ the solar cell experiment of the first brazilian complete space mission satellite ”, ieee, pp. 1184 - 1187

    陳建富等, 1999 , 「單相三線式光伏能量轉換系統之研究」 ,電力電子技術,第50期,頁93 - 101 。
  5. 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。
  6. Stefanini p, carboni m, patrassi n, et al. beta - islet cell tumors of the pancreas : results of a study on 1 067 cases. surgery, 1974, 75 : 597 - 609

    陳元方.胰腺的內分泌腫瘤.見:呂新生,韓明,總主編鐘守先,主編.胰腺外科.長沙:湖南科學技術出版社, 1997 568 - 594
  7. " our studies indicate that the factors pointing cells toward division can be turned and even reversed, " said lead researcher gary gorbsky of the oklahoma medical research foundation. " if we wait too long, however, it does n ' t work, so we know that there are multiple regulators in the cell division cycle

    負責本次研究工作的加里戈爾博斯基表示: 「我們的研究表明,那些促使細胞分裂的因素是可以被改變甚至是逆轉的」 , 「我們已經知道在細胞分裂的循環周期中有多種調節因素參與其間。
  8. 4. a 2 - d and 3 - d euler equations and n - s equations are solved using the cell - centered finite volume method and four - step runge - kutta scheme on the cartesian grids with standard convergence acceleration techniques such as local time stepping, enthalpy and implicit residual smoothing

    使用jameson中心有限體積法和runge - kutta時間推進方法,求解了關於二維、三維復雜流場的euler 、 navier - stokes方程,採用了當地時間步長、隱式殘值光順等多種加速收斂方法。
  9. In this paper, the upwind scheme and the central scheme are presented for solving 3 - d n - s equations using the cell - center finite volume spatial discretization and four - stage runge - kutta time stepping scheme, with standard convergence acceleration techniques such as local time stepping and implicit residual smoothing

    在n - s方程的數值計算上,採用了中心差分格式和迎風格式,用格心格式的有限體積法進行了空間離散,用四步龍格?庫塔法作顯式時間推進,並採用了當地時間步長和隱式殘差光順等加速收斂措施。
  10. There was no difference in other biologic characteristic of mscs between the two separation method, such as cell anchorage ratio and clone formation ratio. ( 2 ) plga film presented uniformity frame with no protuberance and fissure under scanning electron microscopy ( sem ). big aperture with smooth wall and average 400 m i n size running - through each other was observed in porous plga substrate, around the big aperture there were many round micropores about 5 m size. all of the structure were equal and uniform, which satisfied the further research work. ( 3 ) mscs adhesion at earlier time was promoted by biotiegenrafter 3h, cell number was ( 1. 5 0. 18 ) 105 in the plga film coated with biotiegen group, which was significantly higher than that in plga film group ( p < 0. 01 ) and higher than that in coverslip group ( p < 0. 05 ), which cell number was ( 1. 04 0. 21 ) 105. after 6h and 12h biotiegen could not promote cell adhesion, and cell proliferation and alkaline phosphatase ( alp ) activity were not promoted dramatically during 9 days. ( 4 ) cell adhesion was promoted by fibronectin or collagen type i

    G ) i型膠原、纖維粘連蛋白促進細胞增殖,細胞接種后3 、 6 、 gd三個檢測時間點,實驗組細胞均明顯高於對照組。與1型膠原相比,纖維粘連蛋白刺激作用更強。 ) i型膠原、纖維粘連蛋白尚能誘導mscs細胞向成骨細胞分化,不僅表達成骨細胞標志物ocn 、 alp 、 opnmrna ,而且堿性磷酸酶活性明顯增高,堿性磷酸酶及鈣結節7第四軍醫大學博士學位論文一染色均強陽性, i型膠原組mscs細胞堿性磷酸酶活性較fn組更高,有顯著性差異;同時,兔疫組化染色表明,經纖維粘連蛋白作用的mscs1型膠原表達陽性。
  11. In the paper we mainly researched space gainp2 / gaas / ge high efficiency tandem cells " making process by home - made low pressure mocvd technology and new solar concentrators. firstly, we presented reseached and development of solar cells in china and foreign countries ; secondly, on the basis of fundamental priciples and theories, we discussed some factors of influcing conversion efficiency of solar cells, and analysed the i - v output feature of two - junction tandem cells ; then the design concept of gainp2 / gaas / ge two - junction tandem cells was discussed, the detailed aspects of gainp2 / gaas / ge tandem cells epitaxy growth by low pressure mocvd was studied, and some questions on epitaxy growth ( such as crystal qualities, interface stress, element interdiffusion, n - and p - type doping et all ) were solved ; after that, the cell fabrication process was described ; finally, we reseached the hot pressing and mould process technology of an arched line - focus fresnel lens made by pmma, designed and fixed new solar concentrators

    本文致力於用自製的低壓mocvd裝置進行cainp _ 2 / gaas / ge空間用高效級聯太陽能電池製作的工藝以及聚光太陽能電池組件的研究。首先,介紹了國內外太陽能電池的研究現狀及應用情況;其次,運用太陽能電池基本原理討論影響電池轉換效率的因素,分析了級聯電池的伏安特性;隨后,討論了cainp _ 2 / gaas / ge雙結級聯電池的結構設計理念,研究了採用低壓mocvd技術生長cainp _ 2 / gaas / ge級聯太陽電池材料的工藝過程,解決了異質材料生長的結晶質量、界面應力、材料互擴散以及材料n 、 p型摻雜等一系列問題;然後總結了級聯電池的后工藝製作;最後,研究了以pmma為材料的菲涅耳線聚焦透鏡的熱壓成型工藝及其模具的加工工藝,設計並安裝完成新型聚光太陽能電池組件。
  12. These results indicate that the alteration of cell proliferation and dna synthesis caused by different gnt - v cdna transfection may at least partly result from the modification of n - glycan structure and function of egfr. it seems that the increased 1, 6 glcnac branch on the n - glycans of egfr may benefit to its binding with egf and the resulting tyrosine auto - phosphorylatio n, while the decrease of this branch may prevent these processes

    用特異性抗體結合westemblot結果發現,正義或反義gnt一vcdna的轉染並不引起pkb 、 p44 / 42mapk和mek蛋白質表達的變化,而gntv一s / h 」 21細胞pkbt308 、 5473位點磷酸化和免疫沉澱pkb的酪氨酸磷酸化以及以gsk召a /日磷酸化為指標的pkb的活性都較mock細胞增加, gntv一as / h7721細胞中這些指標的變化則相反。
  13. Therefore, the structural modification of n - glycan and the functional changes of egf receptor ( egfr ) in different transfected cells were investigated. it was found that the 1, 6 glcnac branch on the n - glycans of immuno - precipitated egfr on gntv - s / h7721 cells was increased while it was reduced in gntv - as / h7721 cell despite the unaltered expression of egfr protein

    因此本文對不同轉染細胞egf受體( egfr )的糖鏈結構及功能的改變作進一步研究,結果發現,不同轉染細胞中,免疫沉澱egfr的蛋白量沒有改變,但gntv - s h7721細胞egfr上n -糖鏈中1 , 6glcnac分支比mock細胞增多,而gntv - as h7721細胞相反。
  14. It is toxic for most mammalian cells since ricin a chain ( rta ) is an rna specific n - glycosidase that removes a specific adenine residue in a highly conservative region from among over 4000 nucloside residues present in 28s rrna, and causes protein synthesis inhibition and cell death

    Rta具有n -糖苷酶活性,可催化28srrna在4234位脫去腺嘌呤,使核糖體60s亞基失活,從而抑制蛋白質合成,導致細胞死亡。 b鏈( rtb )是結合鏈,能和細胞表面半乳糖受體結合,協助a鏈進入細胞內。
  15. The hwtx - i gene was chemically synthesized according to its known cdna sequence, the gene was inserted into vector ppic9k which contained aoxj promotor and the sequence of a secreting signal peptide - a - factor, the cloning ppic9k / hwtx - i was constructed and confirmed by two - step pcr and dna sequence analysis, then it was transformed into host strain gs115, a his + muts cell line was screened and multicopy transformants were screened by various g418 concentrations, the multicopy transformant was named gh1. gh1 was cultivated in flasks. after 6 days of induction by 0. 5 % methanol, the supernatant was checked by 16. 5 % tricine - sds page, which showed there was a band in the position of 3. 5 - 6. 1kd, then it was isolated and desalted by ultrofiltration followed by ion exchange of cm column, after reverse phase hplc of ci8 and vacuum drying, the purified rhwtx - 1 was obtained which was proved to be correct recombinant hwtx - i by tricine sds - page, maldi - tof mass spectrometry, amino acid composition analysis, the n - terminal amino acid sequence and its biological activity, the final field of the purified rhwtx - i was about 80mg / l, accounting for 23. 6 % of it total secretory proteins

    將帶有hwtx -基因的ppic9k經blgii線性化后,轉化酵母宿主菌gs115原生質體后經篩選陽性克隆並經表型鑒定為his ~ + mut ~ s酵母菌,進一步用遺傳毒素g418篩選多拷貝的轉化菌株,命名為gh1 ;將gh1甲醇酵母菌用0 . 5的甲醇誘導表達,發酵上清經90飽和度的( nh _ 4 ) _ 2so _ 4沉澱, yw - 3 ( mwc03000 )的超濾膜超濾,再經cm陽離子交換, c _ ( 18 )反相hplc純化得到分子量為4kd左右的組分,其中4289 . 05的組分經質譜鑒定,氨基酸組成分析和序列測定為正確的表達產物,生物學活性表明其活性為天然毒素活性70 % ,表達量為80mg / l 。
  16. In order to improve the diagnostic precision of cardiac disease and understand the effect on the body surface ecg of myocardial cell and ionic activity, the experimental method can be used, but it needs long time, high cost and big fatalness, so ca n ' t make people content

    為了提高心電圖診斷水平,深入了解心肌細胞及其離子活動對體表心電的影響,可以採用人體或動物實驗的方法,但是,這些方法存在周期長、代價高、危險性大等問題,很難令人滿意。
  17. The sensor operation speed can be 64ms / frame ~ 2ms / frame. in the research of photoelectric cell, device physics structure of pixels have been optimized. deep junction depth photodiodes, such as p + / n - well / p - sub structure, have been used and the photo - response of the sensor has been greatly enhanced

    復位信號為sv時的單幀感光動態范圍為60db ,採用改變復位信號頻率的二次掃描方式可將傳感器的總的感光動態范圍擴大到84db ,可對0石10 , 000lx光照強度的信號進行傳感。
  18. The condition of profiles in outer station did n ' t change much in spring cruise, but showed more variable in near - shore stations when observed in different time. fluorescent characteristic per cell can be obtained by flowcytometric analysis. based on fluorescence data of synechococcus of all stations, two distinctly pigment - containing cell types coexisting can be found in some stations of east china sea, which located in all depth of p3, mixlayer of e7, 40 - meter depth of e6 of autumn cruise and in mixlayer of p2 of spring cruise

    通過對流式細胞計測量的細胞熒光結果來看,在秋季的p3 、 e7整個混合層、 e6站40米層,春季的p2站均發現有兩群不同色素含量的聚球藻( high一pe和low一pe )共存現象,極有可能分別屬于不同品系,春季共存站位位置比秋季時更靠外,表明在秋季p3 、 e7等站位的共存是季節性現象,可能與此季節黑潮次表層水沿陸架坡涌升入侵到中陸架有關,水團的運動及混合使從外海遷移而來的high一pe與近岸的low一pe得以共存,在春季,由於長江沖淡水的日漸強盛,在中陸架區的共存區域有所外移。
  19. A cell line of colossoma brachypomu / n ( cb1 ), which has nontolerant of cold - stress, was used to study the death mechanism under low temperatures at the level of cytobiology

    本研究利用已建立的淡水白鯧細胞系,從細胞生物學水平對非耐寒魚類淡水白鯧細胞在低溫下死亡的機理進行分析。
  20. The complex scattering matrixes measured for each resolutio n cell were gotten by polarization synthesis and made an estimate to co - polarized scattering characteristics and cross - polarized scattering characteristics

    國內外學者發表了許多精彩的學術論文,這些研究文章從理論上解決了insar三維成像的技術難點,使insar三維成像具有完備的理論。
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