純化度 的英文怎麼說

中文拼音 [chúnhuà]
純化度 英文
degree of purification
  • : 形容詞1 (純凈; 不含雜質) pure; unmixed 2 (純粹; 單純) simple; pure and simple 3 (純熟) skil...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • 純化 : purification; purifying; depuration; edulcoration; purify
  1. The he was strongly inhibited by sbti and apmsf, and very sensitive to pmsf, lbti, and tlck, while not sensitive to chymostatin, bestatin, leupeptin, tpck, pepstatin, nem and iam. all these results imply that brine shrimp he was most probably a trypsin - type serine protease. the he could be strongly inhibited by edta in a dose - dependent manner, and 50 mmol / l edta exhibited more than 56. 5 % inhibition

    對孵樣品進行生性質和酶性質分析發現,鹵蟲孵酶的最適反應溫約為40 ,最適ph為8 . 5左右;該孵酶對p - apmsf 、 sbti極為敏感,對pmsf 、 lbti和tlck也非常敏感,但對chymostatin 、 leupeptin 、 pepstatin 、 bestatin 、 tpck 、 nem和iam不敏感,表明該酶極可能是一種屬于胰蛋白酶類型的絲氨酸蛋白酶。
  2. The quality of an enzyme immunoassays depends very much on the purity of the antigen or hapten used for conjugation, the specificity of the antibody and the choice of a suitable enzyme label

    酶免疫分析技術的質量依賴于抗原的、抗體的特異性、合適標記酶的選用,其靈敏取決于標記酶的高和高轉率。
  3. Gs115 can grow in a high density and produce heterologous proteins by secretion, which are in a high - level and easy to be purified

    其可高密生長,外源蛋白呈分泌性表達,具有外源蛋白產量高、相對容易的優點。
  4. Female mice serum and vaginal secretion antibodies, their fertility and the pathological changes were determined. on the other hand, the effects of the anti - serum against synthetic peptide on the sperm - egg interaction during ivf and the location of p3 peptide in sperm were watched. the main results and conclusions were as follows : 1 ) the new antigen p3 peptide which harvested from the 430a peptide synthesizer were verified by the mass spectrograph and hplc, that the ratio of mass / charge of the synthetic peptide was equal to the molecular weight in theory and its purity was above 95 %

    本研究的主要結果和結論如下:一、經抗原分子設計,在430a自動肽合成儀上合成的新抗原p3 ,經質譜儀分析證明其荷質比與理論一致;后,其大於95 ;將新抗原與klh偶連后免疫小鼠,經westernblot證實其誘導的特異性抗體可識別小鼠、大鼠、人睪丸組織中分子量約為22kd和55kd左右的蛋白質。
  5. This dissertation proves that a single m - partite entangled mixed state in the system whose dimension of each subsystem is two cannot be purified to an m - partite entangled pure state. in general, a single m - partite entangled mixed state whose density matrix has higher rank cannot be purified to an m - partite entangled pure state. for a class of entangled mixed states, its fidelity cannot be increased under locc

    論證了在局域操作和經典通信下,單個多體糾纏混合態(每個子系統的維數都為2 )不可能被;密矩陣有著較高秩的混合態也不可能被;給出了一類多體糾纏混合態,在局域操作和經典通信下,對某一糾纏態的忠實不能增加。
  6. The purification and assay methods for pectic enzymes are differed with various strains

    由於不同菌種產生的果膠酶成分復雜程不同,分離手段和分析方法也不相同。
  7. This modification includes : ( 1 ) selecting two important molecules as candidates, ( 2 ) choosing a promiscuous t - cell epitope, and two b - cell epitopes or conserved amino acid sequences from the two important molecules, ( 3 ) connecting them adequately through analysis by the molecule designing software. therefore, the synthetic new antigen may interfere with the process of fertilization by multiple ways and its contraceptive effects may be enhancing. based on the molecule designing methods, the b - lymphocyte cell epitope of sperm / testis specific protein sp17 and cyritestin which interfere with fertilization in mouse, as well as the promiscuous th cell epitope of the ribonuclease ( rnase ) in bovine were selected

    本研究以蛋白質分子設計的理論和方法研究避孕疫苗,將sp17和cyritestin關鍵表位和牛核糖核酸酶非選擇性th細胞表位合理組合,獲得新抗原- 35肽序列;並在合成、後分別與弗氏佐劑、免疫刺激復合物( iscoms )混合后免疫不同遺傳背景的雌性小鼠,觀察血清和生殖道內的特異性抗體滴的動態變、生育力的改變以及免疫后小鼠重要臟器的組織病理學改變:以及在ivf下,新抗原的特異性抗血清對精卵相互作用的影響及抗原在精子表面的特異性定位。
  8. The purity was detected by sds - page, and only igg ' s heavy chain and light chain protein tope were showed up. the activity of igg was tested by technique of immune credeschs gold

    用sds - page進行igg的檢驗,電泳結果出現兩條蛋白帶,是igg的重鏈和輕鏈,說明的程較高。
  9. In this paper, by shorting the length of deae - cellulose column and increasing the ph of elution solution, one kind of go isozyme was purified rapidly from green leaves of spanictu brassica parachinensis bailey and vigna unguiculatew. ssp. sesquipedalis ( l )

    本文通過一種改進后的方法,即通過縮短deae - cellulose - 52柱的長,以及提高洗脫液的ph ,可在9h內從菠菜、菜心和豆角綠葉中go同工酶。
  10. The substance with antibacteria action which had high purity was tested with escherichia coli, staphylococcus aureus, bacillus pyocyaneus and yeast by the antibacteria test to decide the minimal inhibitory concentration as 6. 37umol. l - 1, 3. 18umol. l - 1, 6. 37umol. l - 1, 6. 37umol. l - 1 25. 48umol. l - 1

    的抗菌活性物質通過對大腸桿菌、金黃色葡萄球菌、枯草桿菌、綠膿桿菌、酵母菌做抑菌試驗,最低抑菌濃分別為6 . 37 mol
  11. Integrating melting, purification and solidification, the system has convenient control, strong ability to mix and oxidize and higher efficiency, and can produce pure and high - class materials with unidirectional microstructure

    該工藝將真空感應熔煉和連續定向凝固技術結合在一起,集熔、提、凝固於一體,控制方便,攪拌、脫氧能力強,生產效率高,能生產高、性能好的定向凝固材料。
  12. The his - tagged peacl - gfp purified from the supernatants could polymerize into green fluorescent filamentous structures with diameter, length and shape being identical to that of muscle f - actins, which could be labeled by tritc - phalloidin ( a specific agent for staining actin microfilaments ), and were identified as having a 9 nm diameter by negative staining, corresponding with that of the muscle f - actins ( 7 - 10 nm ). under polymerization conditions, his - tagged peacl - gfp polymerized with kinetics similar to those of skeleton muscle actin, that is, an obvious lag nucleation period at the beginning of polymerization and an s - like typical polymerization curve could be obtained. the critical concentration is 0. 75 umol / l near to that of chicken muscle actin ( 0. 56 umol / l ) under the same condition

    熒光標記結合熒光顯微觀察表明:從可溶性上清中的his - taggedpeac1 - gfp聚合形成的微絲不僅可以直接在熒光顯微鏡下觀察,也可被微絲的特異標記物鬼筆環肽所標記,而且其直徑、長以及形態上與已知的聚合肌動蛋白熒光絲一致;電鏡負染的結果進一步證實其直徑為9nm ,與傳統微絲直徑相當( 7 ? 10nm ) ;聚合曲線有明顯的停滯期,為典型的s型聚合曲線,聚合臨界濃為0 . 75 mol l ,這一結果與已有報道相似。
  13. Gfral was high expressed in e. coli after iptg induction. by ni2 + chelation affinity chromatography, the purified recombinant gfral protein were obtained. based on the evolutionary trace method, multiple sequence alignment and dendrogram construction were then carried out by the clustalx program and constructed a phylogenetic tree from a multiple sequence alignment for a protein family

    2 . gdnf的表達及其對pc12基因工程細胞的影響用本教研室已構建好的表達質粒pet一gdnf轉大腸桿菌bl21 ( de3 ) ,經lmmipto誘導gdnf表達,並在niz氣nta柱上進行,稀釋復性后,達90 %以上。
  14. The 2nd pair of primers was designed according to the sequence of strain th - 98 collected in genbank. concentration of tp was analyzed after amplification invitro by rt - pcr, purified by low melt agarose and labeled by digoxigenin

    根據genbankth - 98株序列設計第2對引物,應用rt - pcr方法體外擴增該片段(命名為tp ) ,瓊脂糖凝膠后測定其濃,進行非放射性地高辛標記。
  15. According to the comparation among the three kinds of crude extraction methods including acid dissolve, enzymolysis and neutral salt solution. the method of enzymolysis combined with hplc was chosen to prepare cp i. the physico - chemical property of, cp i was identified

    以豬皮為材料,比較酸溶法、酶解法、中性鹽溶液法三種粗提方法,選擇得率和都較高的酶解法為最佳粗提法,結合高效液相色譜進行cp的分離
  16. In order to detect the effect of human sperm mannose - ligand receptor on the fertilization ability, in the study reported here mannose - ligand receptors ( mrs ) were purified from human sperm by modified mannose - agarose gel affinity chromatography coloumn and determined protien concentration by lowry, preincubated zona - free hamster oocytes with four purified mannose - ligand receptor ( pmr ) concentrations before sperm penetration assay ( spa ) to test the pmrs cell biology nature of inhibition to fertilization

    本研究用改良后的親和層析法分離mr , lowry法測定其蛋白質濃,在精子穿透試驗( spermpenetrationassay , spa )模型中定量研究其對精卵融合能力的影響並檢測其細胞生物學活性;以已知濃的pmr ( purifiedmannose - ligandreceptor )干預精子半透明帶試驗,觀察用pmr預處理半透明帶對精子與透明帶結合的影響。
  17. A strain of bloom cyanobacterium ( blue - green alga ), microcystis aeruginosa, which dominated in an eutrophic pond, was isolated and purified for physiological study in laboratory conditions. various environment factors, like light, temperature, nutrient, cu2 +, ect were tested for growth and lexicological effects of m. aeruginosa

    培養的基礎上,我們開展了光照、溫、營養鹽及cu ~ ( 2 + )對該銅綠微囊藻生長及毒理學影響的研究。光照、溫及營養鹽對銅綠微囊藻生長影響1
  18. . from the direct mutant of spirulina platensis ( sp - d ), we got high purity and activity phycobiliprotein which could grow crystals. the algae fluorescent probe prepared by coupling the above polyclonal antibody to phycobilipotein not only keeps the property of stronger anti - fluorescence quenching but also has the lower fluorescent background when it was used for labeling stoma cells of pea tendril

    以原核表達的peac1為抗原制備了免疫活性較好的抗豌豆肌動蛋白的多克隆抗體,從螺旋藻中了高、高活性、能結晶的藻膽蛋白,將兩者偶聯制備的藻熒光探針,不僅保持了藻膽蛋白很強的抗熒光淬滅能力,而且用於豌豆卷須氣孔細胞熒光標記時有更低的熒光背景。
  19. The percentage of polymorphic sites, degree of genetic polymorphism and genetic distance were compared and the phylogenetic tree was constructed by neighbor - joining method. the partial mitochondrial 16s rrna gene was amplified by polymerase chain reaction ( pcr ) and the pcr products were directly sequenced after purified. these sequences, together with the homologous sequences of another trichiuridae species lepidopus caudatus obtained from genbank were used to analyze nucleotide difference and to establish a upgma phylogenetic tree by means of biological informatics

    汝us價ay1830 )各12個個體進行rapd分析,對比多態位點比例、遺傳多態以及遺傳距離,並構建neighbor - join噸系統樹;通過pcr擴增出線粒體165rrna基因,后直接測序,利用生物信息學方法進行序列分析和核昔酸變異比較,結合ge紅bar止中大西洋叉尾帶魚( lepid (護腳caud玫tuseuphrasen1788 )同源序列構建u甲cm叭系統樹。
  20. 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線性后,轉酵母宿主菌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 。
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