molecular activity 中文意思是什麼

molecular activity 解釋
分子活動性
  • molecular : adj. 分子的,由分子形成的,分子內[間]的。adv. -ly
  • activity : n. 1. 活動;活躍;動作;活動力;能動性。2. 活性;放射性。3. 機能,功能。4. 〈美國〉機構。5. 〈pl. 〉 活動范圍。
  1. The degradation of i k b and dissociation from nf - k b complex are essential process for activation of nf - k b. there is no report about whether cck - 8 inhibits nf - k b activity through inhibiting lps - induced degradation of i k b. the present study was designed to observe the regulatory effect of cck - 8 on changes of immune functions induced by lps, the receptor mechanism and signal transduction mechanism involving mapk, stat3 and i k b at different levels including in vivo and in vitro, in order to study its immunomodulatory effect on reversing es and its molecular mechanisms

    Ikb的降解、並從w兒b復合物上解離是w4b激活的必需過程。 ccks是否通過抑制lps誘導的ikb降解,從而抑制nf幾b激活尚未見報道。本研究在整體、細胞及分子水平,觀察了ccke對lps引起的免疫功能改變的調節作用,研究了其受體機制及mapk 、 stat3和ikb的信號轉導機制,以探討cck七抗es時的免疫調節作用及其分子機制。
  2. One of the first series of controlled laboratory studies providing translational evidence for a molecular reason to maintain high levels of daily low - intensity and intermittent activity came from examinations of the cellular regulation of skeletal muscle lipoprotein lipase ( a protein important for controlling plasma triglyceride catabolism, hdl - c, and other metabolic risk factors )

    最初的一系列對照性實驗室研究提供了一些來自於骨骼肌脂蛋白脂肪酶翻譯水平的證據,從分子機制解釋了每日低強度和間歇性運動的細胞調節機制。
  3. Phytoalexins are low molecular weight chemicals that plants produce and accumulate in response to infection especially of fungal origin. sakuranetin is a kind of flavanone phytoalexin isolated from ultraviolet - irradiated rice leaves. recent research work on flavanone phytoalexins represented by sakuranetin is reviewed. interesting novel structures, stucture - activity relationships and synthetic methods are discussed

    植物抗毒素是植物受到外界病原微生物侵擾后所產生並積累的一類具有抗菌活性的小分子物質,櫻花素是從水稻稻瘟病感染組織中分離鑒定的一種黃烷酮類植物抗毒素.對以櫻花素為代表的水稻抗毒素及其類似物的結構與活性、黃烷酮類植物抗毒素合成方法的研究概況進行了綜述
  4. In theory, this may be in part because non - exercise activity thermogenesis ( neat ) is generally a much greater component of total energy expenditure than exercise, or because any type of brief, yet frequent muscular contraction throughout the day may be necessary to short - circuit unhealthy molecular signals causing metabolic diseases

    從理論上來說,這樣的結果部分是由於非運動型活動的產熱作用比鍛煉占據了更多比例的能量消耗,或者是由於長時間短暫、頻繁的肌肉收縮造成短途的不健康的分子通路,後者是代謝綜合征中的必經途徑。
  5. Not only it the integrity retained trepang ' s nutrition ingredient and the biological activity metetial, moreover gained the massive low molecular peptide, enable this to have the absorption to be easier, fully, the nutrtion is more comprehensive, a more highly effective characteristic

    它不僅完整保留了刺參的營養成份和生理活性物質,而且獲取了大量的低分子肽,使本品具有吸收更容易、更充分、營養更全面、更高效的特性能超群。
  6. Thirty - one crystals of polyoxometalates ( 1d, 2d, 3d ) were prepared by means of middle hydrothermal technique, molecular design and self - assembly, and characterized structurally by single crystal x - ray diffraction. the thermal stability, activity of catalysis and magnetism of some compounds were systematically studied. the continuous appearance of p - v - o, p - mo - o, v - mo - o, v - o system with novel structure enrich polyoxometalate chemistry, the reaction characterization and the synthesis law of molybdates, tungstates and vanadates under hydrothermal conditions were explored

    由於p - v - o 、 p - mo - o 、 v - mo - o 、 v - o體系新結構不斷出現,豐富了多金屬氧酸鹽化學,探討水熱條件下釩、鉬、鎢物種的反應特性和生成規律,研究原料的選擇、配比、加料順序、濃度、酸度、反應溫度、反應時間等因素對產物的生成及結構的影響,為新的催化劑、導電材料、磁性材料的研製與開發積累經驗。
  7. 1. a new method to identify _ amylase activity and its producing bacteria : the blue complex was formed by unspecific adsorption, after mixing starch and trypan _ blue. the adsorption weakened when the starch was hydrolyzed to small molecular by _ amylase, and the trypan _ blue was released inside the hydrolyed zone. the starch around the zone which was not hydrolyzed adsorbed free trypan - blue so that the colour of medium became bluer than that of place in hydrolyzed zone

    快速鑒定並篩選-澱粉酶及其產生菌的新方法:錐蟲藍染料和澱粉由於靜電非特異性吸附結合后使澱粉呈穩定的藍色,當澱粉被澱粉酶水解后因分子變小吸附力減弱,而讓錐蟲藍游離出來,游離的錐蟲藍被周圍未水解的澱粉吸附而使顏色加深,澱粉水解區則形成無色、透明的水解圈。
  8. The expolysaccharids ( eps ) was high - molecular weight polymers with complex chemical structure, which used commercial application in a variety of fields including the paper and textile, food, cosmetics, and chemical and pharmaceutical industries. but the most impressive was its antiviral activity against many virus

    紫球藻多糖是一種高分子聚合物,具有多種生物活性可廣泛應用於食品、化妝及醫藥等行業,此外,還具有抵抗多種病毒的作用,已成為近年來研究熱點。
  9. It was found that prophenoloxidase ( propo ), isolated as a monomeric protein, had a molecular weight of 87. 5 kda, and a 77 kda phenoloxidase molecule was often contained in preparations. the 87. 5 kda propo had a very low enzymatic activity on 0. 02 mol / l l - dopa, whereas the 77 kda po had a very high enzymatic activity on it

    實驗發現,酚氧化酶原( prophenoloxidase )的分子量為87 . 5kda左右,在實驗操作過程中極易發生降解或自身降解,變成有活性的大小約77kda的酚氧化酶, 1 sds可使該酶原全部被激活而成為有活性的酚氧化酶。
  10. Techniques of culture of prothoracic gland ( pg ) in vitro, 3h - ecdysteroid - radiounniunoassay, and methods of molecular biology and biophysics, for instance, nuclear magnetic resonance ( nmr ), circular dichroism cd ) and so on were engaged. the biological activity on ecdysteroidogenesis in vitro and in vivo of a group of analog peptides of bom - ptsp synthesized by chemical modifications and the relationship between the structures and functions were studied

    本研究利用~ 3h -蛻皮激素放射免疫分析方法、分子生物學、生物物理學的方法和手段、體外培養和體內導入等技術對bom - ptsp及其一組人工合成的與ptsp結構類似的多肽進行了結構和功能關系的研究,鑒定了它們的生理活性及其與結構的關系,以及它們在家蠶體內的活性及其與結構的關系,還對ptsp及其類似多肽進行了核磁共振和圓二色的研究。
  11. The eiav - pok8. 2 - his was transfected into the donkey leukocyte culture. following an incubation period, reverse transcriptase activity was detected in cell culture supernatants. cytopathic effect was observed by no. six passages post - infection in donkey leukocyte infected by the virus derived from eiav molecular clones eiav - pok8. 2 - his

    提取前病毒dna , pcr擴增p1p4片段,亞克隆至pmd18 - t載體,測序證明前病毒dna含有六個組氨酸,從而在體外獲得了感染性克隆病毒株。
  12. Molecular enzymology, including structure and function of enzymes, kinetics of enzyme action, inhibition, inactivation and activation, regulation mechanism of enzymatic activity, inhibitory mechanism ; exploitation and applications of enzyme products ; folding and unfolding of proteins ; biochrome ; anticancer polypeptide

    分子酶學,包括酶的結構與功能、酶作用動力學、抑制動力學、失活動力學、激活動力學、酶活力調控機理、抑制作用機理;酶產品的開發與應用;蛋白質折疊與去折疊;生物色素;抗癌多肽
  13. Our previous work verified that heterotrimeric g protein was involved in regulation of pollen germination, tube growth and in the transmembrane mechanism of extracellular cam signal. in the present study, we provide further evidence that plc signaling pathway was presented in lily pollen and involved in extracellular cam signal transduction mechanism in pollen by molecular, biochemical and physiological approaches. these evidence included : the pip _ ( 2 ) - dependent plc activity was also detected in purified lily pollen protoplasts

    為了給上述信號轉導過程提供進一步的證據,本文以百合花粉為材料,從plc活性的測定、 plc基因的克隆及其與花粉萌發的關系、以及plc活性被g蛋白和cam調控等方面,為肌醇磷脂系統參與花粉萌發和細胞外鈣調素的信號轉導過程進一步提供了分子生物學和生物化學的證據。
  14. The results showed that hydrothermal cracking occurred while injecting steam, and the catalyst had catalytic activity for hydrothermal cracking of heavy oil at higher temperature ; viscosity and average molecular weight of heavy oil was thus lowered

    實驗結果表明,在注入蒸汽的條件下,遼河稠油可以發生水熱裂解反應,高溫下催化劑對水熱裂解反應具有催化作用。
  15. Quantitative structure - activity relationship is a method building a statistical model. the model can quantificationally predict structure - activity relationship of molecule, and bioactivity of new molecules can be known. structure of molecule, which is described by parameters in physical chemistry, biochemistry and quantum chemistry, includes functional group, minor structure, molecular fragment, chemical composition

    本文提出了一種定量構效關系的處理方法,即應用支持向量回歸方法解決定量構效關系,並且應用這種方法預測了芳香烴化合物生物降解度與喜樹堿化合物抗腫瘤生物活性,取得了比較令人滿意的結果。
  16. It is a very basic, single - chain protein with molecular weight about 14 kd. it shares 33 % sequence identity with bovine pancreatic rnasea and has structurally equivalent counterparts for the two histidines and one lysine that comprise the catalytic residues for ribonucleolytic activity

    它是由123個氨基酸組成的分子量約為14kd的單鏈堿性蛋白質,與牛胰核糖核酸酶有33的同源性,兩個組氨酸和一個賴氨酸殘基組成了血管生成素核糖核酸酶活性中心。
  17. Sepharose affinity chromatography. the apparent molecular weight of purified ghrp - scu - pa - 32k was 33kd by sds - page and mass spectrometry and its specific activity was 150000iu mg protein, according to fibrin plate determination

    經鋅離子螯合親和柱純化的產物, sds - page顯示為單一蛋白條帶,分子量為33kd ,質譜法測定分子量也為33kd 。
  18. The products are polyethers synthesized with new catalyst, characterized by low unsaturation, narrow molecular weight distribution, high activity and high primary hydroxyl content

    本產品系新型催化劑合成的聚醚,其特點是不飽和度低,分子量分佈窄,活性高,伯羥基含量高。
  19. Which may provide the molecular basis for the inberine regulation of ll p - hsdl expression by glucocorticoids. secondiy, the regulation of l l 9 - hsdl expression and redutase activity by glucocorticoids was investigated in the primny cultured human chorionic trophoblast

    整個妊娠過程中胎盤11 - hsd活性以氧化酶為主,使母體gc在進入胎兒循環前大部分被轉化為無活性的17 -羥- 11 -脫氫皮質酮,保證胎兒正常發育所需的激素濃度。
  20. Nickel - based catalysts possess high catalytic activity for olefin polymerization, with single active center and wonderful molecular tailoring properties

    這類催化劑具有高催化活性、單活性中心和良好的分子剪裁性,可以在分子層次上實現烯烴聚合的分子設計與組裝。
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