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- double strand polymer 雙股鏈聚合物
- It has linear double strand DNA,icosahedral-capsid and envelope. 其核酸結構為線(xiàn)狀雙股DNA,衣殼為二十面體對稱(chēng),有囊膜。
- The results showed that BK chromosomes reveal a multiple double strand helical structure . 觀(guān)察到BK染色體具有多級雙股螺旋結構。
- The feeding system from coil of this model ,for single or double strand, by means of two motorized and braked pay-offs, is controlled by computer to adjust the feeding speed. 上料系統：本機型配有兩個(gè)放線(xiàn)架，可適合于單線(xiàn)和雙線(xiàn)加工，由計算機控制、電機驅動(dòng)和制動(dòng)來(lái)調節放線(xiàn)速度。
- In this experiment, DNA double strand breaks induced by heavy ions in the early period were investigated with atomic force microscopy (AFM). 本實(shí)驗旨在用原子力顯微鏡(AFM)研究重離子輻射后早期的DNA雙鏈斷裂。
- The double strand probe was hybridized with DNA of liver, bone marrow, and spleen, stomach, small intestine, colon. and sera. PCR結果與雙鏈探針的雜交結果一致,肝、骨髓、脾、胃、小腸和大腸組織及血清均陽(yáng)性,都有TTV的感染。
- It appeared isometric with a diameter of 25 nm,had its coat protein with MW 24 700 dalton,contained three double strand RNA species that is 3.8 kb,1.4 kb,1.1 kb respectively. 病毒呈二十面體 ,直徑約 2 5nm ,有空心和實(shí)心 2種粒子 ,具有分子量為 2 4 7kd的外殼蛋白和長(cháng)度分別為 3 8kb、1 4kb、1 1kb的 3個(gè)雙鏈RNA組分。
- The NBS1 is a component of the MRE11/RAD50/NBS1 complex (MRN) and plays a critical role in the DNA double strand break (DSB) repair and the maintenance of chromosomal integrity. NBS1作為MRE11/RAD50/NBS1復合物的組分之一,是細胞應答DNA損傷的一個(gè)關(guān)鍵蛋白質(zhì),在DNA雙鏈斷裂修復和維持基因組穩定中發(fā)揮重要的作用。
- Immunohistochemical double staining showed that BrdU positive cells could costain with TUNEL, a marker of double strand DNA breaks, and 8-oxoG, an oxidative damage marker. 這提示BrdU+TUNEL雙標細胞并不是新生神經(jīng)元，這反應了缺血早期的BrdU摻入主要標記體內DNA的修復，且Bcl-2在缺血腦組織中的過(guò)表達可以影響體內的DNA修復能力。
- The effect of single and double strand breakage a nd itstransforming ac tivity of in vitro plasmid DNA was analysised by 30Kev N+、Ar+ ion beam radiatio n respectively. 利用30Kev的N+、Ar+離子輻照離體質(zhì)粒DNA，分析了不同離子對DNA單雙鏈斷裂及轉化活性的影響。
- Radiosensitization effect of 3-aminobenzamide( 3-AB), a specific inhibitor of ADP-ribose transferase( ADPRT), on cell colony formation and DNA double strand break (DSB), repair of human tumor cells was studied. 目的：從細胞的克隆形成能力和細胞DNA雙鏈斷裂及修復幾方面探討了ADP－核糖基轉移酶（ADPRT）的特異性抑制劑3－氨基苯甲酰胺（3－AB）對人卵巢癌細胞株HOC8的放射增敏效應。 結果表明，3－AB能降低受照細胞的克隆形成能力；
- Using plasmid pGEM-3Zf(-) and M13mpl8 RF DNA, this thesis studied the DNA damage (DNA single strand break (SSB) and double strand break (DSB)), and gene mutation spectra induced by 30keV N+, C+ ions. 本文以質(zhì)粒、噬菌體為實(shí)驗材料，主要研究30keV的N~+、C~+引起的DNA分子損傷(單雙鏈斷裂)和它誘發(fā)基因突變的特點(diǎn)和規律。
- Objective To construct DNA double strand break(DSB) repair protein hKu70 deficient cell strain and to observe its biological characters for studying the functions of hKu 70 gene and the effects of occupational harmfulness factors on DSB repair. 目的 建立并鑒定DNA雙鏈斷裂 (DSB)修復蛋白hKu70缺陷細胞株 ,并觀(guān)察該缺陷細胞的某些生物學(xué)效應 ,用于hKu70基因功能及職業(yè)有害因素對DNA雙鏈斷裂修復影響的研究。
- HR can repair the DNA double strand breaks (DSBs) which is the most severe damage of DNA. It is not known whether Hp induce the occurrence of GCa by inhibiting the functions of BER genes and HR genes? HR是真核細胞修復DNA雙鏈斷裂(DNA double strand breaks, DSBs)的一個(gè)重要途徑, HR相關(guān)基因的缺陷可引起DSBs修復減少,腫瘤發(fā)生率顯著(zhù)增加。
- Pulsed field gel electrophoresis has been applied to compare the sensitivity of B16 cells and their DNA molecules in the induction of DNA double strand breaks (DSB) by 50 MeV/u 12 C 6+ beam. 用倒轉脈沖場(chǎng)凝膠電泳 (PIGE)比較研究了 50 Me V/u1 2 C6 +輻照小鼠 B1 6黑色素瘤細胞及其脫蛋白 DNA分子 ,從而誘導 DNA雙鏈斷裂 (DSB)的輻射敏感性。
- The results showed that the residual double strand DNA percentages (dsDNA%) in dune reed (DR) were significantly higher than those in swamp reed (SR) treated with either 20% or 30% PEG 6000. 結果表明：無(wú)論是20%25還是30%25PEG6000脅迫處理，耐旱性強的沙丘蘆葦的DNA損傷都比耐旱性弱的沼澤蘆葦較輕。
- Main compositions: double strands quaternary amine salt, solubilizing agent, softener and natural antibacterial essential oil. 主成份:新型無(wú)毒抗菌劑雙鏈季胺鹽、增溶劑、柔軟劑、天然抗菌芳香精油。
- Interferon is human body gets virus or double stranded the exciting generation immunity of RNA exciter is respondent, by the cell synthesis reachs excretive gens protein kind. 干擾素是人體受到病毒或雙股RNA刺激物的刺激產(chǎn)生免疫應答，由細胞合成及分泌的一族蛋白質(zhì)類(lèi)。
- With the help of more than a dozen specialized proteins, the single-stranded end is inserted into the double strands upstream for protection. 在超過(guò)一打以上特殊蛋白質(zhì)的協(xié)助之下，這段單股構造的末端插入了上游的雙股部位，以尋求保護。
- He is working double tides to finish his essay. 他日夜苦干，趕寫(xiě)他的文章。
