活性反應 的英文怎麼說
中文拼音 [huóxìngfǎnyīng]
活性反應
英文
active reaction- 活 : Ⅰ動詞1 (生存; 有生命) live 2 [書面語](救活) save (the life of a person):活人無算 (of a goo...
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 反 : Ⅰ名詞1 (方向相背) reverse side 2 (造反) rebellion 3 (指反革命、反動派) counterrevolutionari...
- 應 : 應動詞1 (回答) answer; respond to; echo 2 (滿足要求) comply with; grant 3 (順應; 適應) suit...
- 活性 : [化學] activity; active; activated活性肥料 active fertilizer; 活性酵母 active dry yeast; 活性粘土...
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Dendritic cells are characterized by their ability to efficiently present antigen, and are uniquely equipped to stimulate naive t cell responses. immature dendritic cells acquire antigens from throughout the peripheral body, then migrate to t - lymphocyte - dependent areas of lymph nodes. thus, dendritic cells act as bridges, operating at the interface of innate and acquired immunity
作為機體免疫系統中功能最強的專職性抗原提呈細胞( antigen - presentingcells , apc ) ,樹突狀細胞( dendriticcells , dc )能高效地攝取、加工處理和提呈抗原,具有較強的遷移能力,並能顯著地激活初始型t細胞以啟動t細胞免疫應答反應,此外, dc與b細胞以及nk細胞等也存在著相互作用,可見, dc在連接天然免疫和獲得性免疫之間起著非常重要的作用。It has been demonstrated that complement activating and cr2 cross - linking on b lymphocytes set up a bridge between innate and acquired immunity. the interaction of c3 and cd21 on b lymphocytes will benefit initiating immune response and regulating primary antibody response. cd21 / cd35 is important in the process of antibody avidity maturing, this is critical to b lymphocyte activation especially in the state of low antigen concentration
現己證實補體的活化以及b細胞表面crz的交聯在先天和獲得性免疫之間架起了重要的橋梁,表現為c3與b細胞cdzi的相互作用有利於啟動抗體應答反應,並對初級抗體應答反應有調節作用: cdzi cd35對于抗體的親和性成熟具有重要作用,在抗原濃度低的情況下,對于活化b細胞是至關重要的,而且mlgm (交聯有利於特異的低親和性b細胞對t細胞依賴性抗原和t細胞非依賴性抗原產生免疫應答。Activated charcoal is known to be an excellent catalyst for many reactions.
已知活性炭對很多反應是一種極好的催化劑。In this experiment, seedlings of arabidopsis thaliana ( col ) were observed after being treated by verlicillium dahliae ( vd - toxin ), exogenous salicylic acid ( sa ), nitric oxide donor ( snp ) and nitric oxide synthase inhibitor ( nna ), then we investigated the changes of endogenous h2o2 content, the activity of the antioxidant enzymes catalase ( cat, ec : 1. 11. 1. 6 ) and ascorbate peroxidase ( apx, ec : 1. 11. 1. 11 ) and mrna levels of cat3 in different stress conditions, we also identified the localizations of h2o2 and no accumulated in the leaves of arabidopsis
本實驗研究了棉花黃萎病菌?大麗輪枝菌毒素( vd - toxin )與擬南芥幼苗互作反應中外源sa 、 no供體snp 、 no合酶抑制劑nna等不同處理對擬南芥幼苗h _ 2o _ 2含量、 cat和apx活性及cat基因mrna表達量的影響,並對no 、 h _ 2o _ 2的積累部位進行染色檢測。These atoms are highly reactive.
這些原子有較高的反應活性。Asymmetric autocatalysis intrinsically has the following advantages : chiral amplification of production, high reaction efficiency, easy purification of the products, consecutive reaction, which is a new aspect of chiral synthesis
不對稱自催化具有手性自動放大、反應活性較高、產物處理較易、反應體系連續等特點,是不對稱化學的一個新的領域。Such as when the substrates was benzidine and a - naphthol, the absortion peak was 450nm after catalyticed by dna, and 501nm after catalyticed by pod, if changing substrate to benzidine and pyrocatechol, the absortion peak was 503nm after catalyticed by dna and 603nm after catalyticed by pod. the second difference was the different result after hplc : the result of hplc ( substrates : benzidine and a - naphthol ) showed that the products under the affect of dna and pod had different value on the peak and the area
然後對以聯苯胺與-萘酚為底物,以h _ 2o _ 2為氧化劑,進行高效液相色譜分析,分析結果表明dna與過氧化物酶作用后的產物在峰面積和峰高上有不同數值;同時,不同形式的dna對該反應都有催化活性,表明只要是生物來源的dna (非特異性dna )都具有一定程度的催化活性。Study of " ph memory " and activity water ( aw ) in processing of immobilization indicates that former factor has much effect on transformation and the latter just has little effect. permeabilization treating of baker ' s cell with alcohol and ultrasonic leads to lower transformation rate, which illustrates that permeabilization procedure has negative role on biotransformation with whole cell as biocatalyst in organic solvent. in simple dynamics research amount of biocatalysu concentration of substrate and reaction course are considered and all of them have remarkable effect on transformation
Ph記憶、水活度及通透性處理的實驗結果表明, ph記憶對轉化有明顯的影響,水活度對模型反應的影響不大;作為完整細胞生物催化,細胞的通透性可能是傳質阻力的重要組成部分,利用不同濃度的乙醇和超聲波對細胞進行處理,結果表明,在有機相完整細胞生物催化中,通透性處理對轉化產生的是負面影響。Carbonium ion - an active intermediate in organic chemistry reaction
一種有機化學反應中的活性中間體The laser weapons have many unique characters, such as short response time, high hit target precision etc. and become the ideal weapons to countermine the ir imaging guided weapons
激光武器以其反應時間短、靈活性強、命中精度高、對付多目標等獨特的性能,可能成為對抗紅外成像制導武器的理想武器。Abstract : several - aromaticamino ketones, which were designed according to some hypothetical models of the cyclooxygenase and 5 - lipoxygenase active sites, were synthesized by an amino exchange reaction. the structures of the eight new compounds were confirmed by ir, 1h - nmr and elemental analysis. the results of the pharmacological tests showed some of the investigated compounds had significant anti - inflammatory activity on croton oil - induced ear edema of mice
文摘:根據環氧化酶、 5 -脂氧化酶活性中心結構模型設計了一組-芳胺酮類化合物,並用胺交換反應合成了這些化合物.經紅外光譜、核磁共振氫譜及元素分析證實了8個未見文獻報道的化合物的結構.藥理實驗結果顯示.部分受試化合物在巴豆油誘發小鼠足趾腫脹模型中表現出一定的抗炎活性The deleted mutant pap gene was also cloned into yeast secreted expression ppic9k vector to form ppic9k ~ 3, then the vector was transferred into pachia pastoris gs115 strain. the specific expression protein was secreted into the medium after inducing with methanol and the protein amount reached about 50 - 60 u g per millilitre measured by uv - absorbed methods in the supernatant of the medium via high density fermentation. sds - page results showed that there was one protein band in the gel which molecular weight was about 34ku
將缺失型pap基因克隆于酵母分泌型表達載體ppicgk構成重組載體,然後導入畢赤酵母( p8chianastoris )菌株gslls細胞中,在甲醇的誘導下,經過酵母高密度發酵進行pap的表達,經sds page分析,結果表明,在培養基上清液中含有一明顯的特異性蛋臼條帶,大小為34ku ,經western blotting分析,該蛋白與法國pap抗血清有特異性反應,體外活性檢測表明該蛋白對tmv的侵染性具有高度的抑制性,說明該pap基因在畢赤酵母gs中也得到了正確表達。2. the structure of chinese children aged 3 - 9 is a multifactor, which involves five aspects : emotionality, activity, reaction, social inhibition and attention. 3. there is a distinct age difference in development of children ' s temperament
我國兒童氣質結構可以用五維度相關模型進行表徵:情緒性、活動性、反應性、社會抑制和專注性五個維度構成兒童氣質的內在結構,而五個維度存在相關關系。The activity of different solid acids and influences of reaction temperature, molar ratio of benzene and nitrating agent on benzene nitrofication were discussed
討論各種固體酸催化劑對苯硝化的催化活性、反應溫度、苯與硝化劑物質的量比等工藝條件對硝基苯基本收率的影響。The concept is that method and process for gaining conclusion are manifold, and that emphasizes to seek differences, and to pursue individuality, and to tolerate others, and to encourage innovation. it is opposed to singleness and autocracy in teaching, as well as argues to seek common ground and unity unconditionally
它主張教學的多樣性、靈活性和應變性,提倡結論的多樣性和獲得結論的思維方式和認知過程的多樣性,強調求異、追求個性、寬容另類、鼓勵創新,反對教學的單一性、專制性以及無條件的求同和以循舊性和強制性為前提的統一性。Title ascular endothelial growth factor - a is a surial factor for retinal neurons and a critical neuroprotectant during the adaptie response to ischemic injury
血管內皮生長因子- a是一種視網膜神經元的存活因子並在局部缺血損傷的適應性反應中起到關鍵的神經保護作用。These are programmed reflex responses to adapt to the cnss perception of the intent of the stimulus, for example to increase decrease glandular activity, alter blood flow into the structure, and so on
這是一種人體中樞神經系統對于外環境變化產生適應性反應作出調節的程序,例如加強降低結締腺體組織的活動,調節流入這些組織的血流量等等。The result indicated that some of the synaptic areas assumed distinct gaba - immunoreaction. although many vesicles existed in some synaptic areas, only a small part of vesicles appeared gaba - immunoreaction. maybe gaba is cotransmitter, that is to say, there are some other neural transmitters to modulate the neural activity altogether
有的突觸中存在大量的突觸小泡,但只有一小部分小泡呈gaba陽性反應,說明此處gaba可能是共遞質( co transmitter ) ,還有其他神經物質存在,共同調節神經活動。Finally, this paper analyzed reservoir characteristic of turbidite lithologic reservoir and the control iactors of oil and gas enrichment and high production and figure out that the major factors of influence and control reservoir are pressure, temperature, microfacies types, sand thickness, the action of fault, and the non - uniform feature of reserve by anatomizing typical reservoir
最後,對濁積巖的儲層敏感性反應和濁積巖巖性油藏的成藏特點及其富集高產的控制因素進行了討論,認為砂體所處的壓力和溫度條件、沉積微相類型、砂層厚度、斷層的活動及儲層的非均質性等是其主要影響和控制因素。Create reagents that chemically modify a portion of a molecle without protecting and later having to deprotect , other reactive sites on the molecule that we do not want to modify
合成能夠只對分子的一部分進行選擇性反應的化合物,從而不必在反應前先對分子中不想改變的活性位點進行保護並在反應後去保護。分享友人