enzyme activity 中文意思是什麼

enzyme activity 解釋
酶的活性
  • enzyme : n. 【化學】酶。 digestive enzyme 消化酶。 induced enzyme 誘導酶。
  • 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. Effects of ddvp at different period on enzyme activity in german cockroaches

    對德國小蠊酶活性的影響
  2. Rhizosphere soil nutrient and enzyme activity in mixed forest of casurina equisetifolia and pinus elliotti

    木麻黃濕地松混交林的根際土壤養分和酶活性研究
  3. By transformation with the genes. plant disease biocontrol bacteria bacillus subtil is aplls and b. megaterium ap25 were isolated from wheat field soils collected from south australia and tai an. enzyme activity analysis on chitin agar and abp media showed that b. subtilis aplls secreted chitinase and b. megaterium ap25 secreted endoglucanase, respectively

    測序后在genebank上進行序列比較,該基因片段同編號為2634966的枯草芽孢桿菌全序列的2599451到2812870 (功能未知)有85的同源性,但同已發表的13種幾丁質酶的基因(包括枯草芽孢桿菌幾丁質酶基因)的同源性很低,只有30 。
  4. That shows there are some difference in the steroid regulation between the anuras and the urodeles. among three of the steroid, one can convert to the other, and some enzyme activity is concerned with the conversion

    三種類固醇激素存在相互轉化的關系,睪酮可能在雌二醇和孕酮的轉化中起著底物的作用,這種轉化與某種芳香化酶的活性有關。
  5. The expression quantity increased with the induction time by iptg, and accounted for 25 percent of the total proteins after 4 - hour induction. absorption spectrum together with xanthophyll pigments quantification by hplc demonstrated that the expressed vde has its enzyme activity, which can de - epoxidate v into a and z in vitro

    吸收光譜差值a _ ( 502 - 540 )隨反應的進行逐漸增大,反應體系總色素的hplc分析表明, v逐漸降低,而z剛好相反,說明表達的蛋白具有與活體vde酶相同的功能,能在體外將v轉變為a和z 。
  6. Northern blot hybridization showed that leacbf expression had the same tendency with the enzyme activity. and it showed that the transcription factor acbf maybe have some relation with the enzyme activity of pal

    表明在紫外光照射條件下, leacbf編碼的轉錄因子的變化趨勢與苯丙氨酸解氨酶( pal )活性的變化趨勢有一定的相關性。
  7. Northern blot hybridization showed that leacbf has well - distributed expression in different tissues of wild tomato ( pink stage ). treatment the seedling with uv made the enzyme activity of the pal increased gradually and then decreased

    用不同的紫外線照射時間處理番茄幼芽,苯丙氨酸解氨酶( pal )的活性呈先是增加,達到最大值后再減小的趨勢。
  8. The combination of meja and fc did not show significant additive effect on enzyme activity. 3. phosphorylation and dephosphorlation of pm h ^ - atpase after treatments of meja and fc 1 ) in vitro, phosphatase inhibitors, okadaic acid and cantharidin, enhanced meja - induced increase of the enzyme activity to 60 % and 50 %, respectively

    Tllrase過程中可能發生的磷酸化和去磷酸化作用1 )磷酸酶抑制劑斑螫素、崗田酸可以增強meja對酶的刺激作用,崗田酸的效應較強,而斑鰲素的作用略弱,增幅分別為60和50左右。
  9. This paper is a general review of the determination of enzyme activity in cellulose - decomposing bacteria & the development and utilization of wheat bran

    本文就纖維分解菌的酶活測定及麩皮的開發和利用進行綜述
  10. Studies on the main digestive enzyme activity of ctenopharyngodon idellus suffering form enteritis

    患病草魚主要消化酶活性變化的研究
  11. It was found that b - 6 isolated by the method of distinct zone of clearing in cellulose - congo red agar medium combined with measuring the enzyme activity of liquid culture filtrates had comparatively higher cellulase activity. by measuring activity of cellulase of strains growing in medium with different carbon sources and of washed mycelium induced by different carbon sources in certain time, it found that the formation of cellulase was regulated by the nature of the carbon source used for b - 6 and as3. 3711

    真菌纖維素酶是一種誘導酶,碳源同時也是主要的誘導物來源,為了研究碳源對真菌纖維素酶合成的誘導機理,本文利用液體生長培養和洗滌菌絲誘導培養法研究了不同碳源對兩菌株的誘導特性,並用電泳分析法研究了不同碳源的誘導酶譜。
  12. Water quality - method for measuring the erod enzyme activity in freshwater and saltwater fish

    水質.淡水魚和海水魚中erod酶活性的測量方法
  13. Exchangeable aluminium, humic acid component content in rhizosphere soil and non - rhizosphere soil, activity acidity, organic matter content, humus component content, total amount of fifteen types of amino acid, the content of various forms of phosphorus, the amount of three main types of microbes, enzyme activity, and bulk density in non - rhizosphere soil increased

    根際和非根際土壤交換性鋁含量、胡敏酸組分,非根際土壤活性酸、有機質含量、腐殖質組成、 15種氨基酸總量、各磷形態含量、三大土壤微生物數量、酶的活性和土壤容重增加。
  14. Mongolica young stand, secondary natural forest, and the mixed forest of larix olgensis and fraxinus mandshurica rupr. countermeasures for controlling soil degradation were also recommended. the study got following results : ( 1 ) from young stand to mid - age of larix olgensis, with the closure of canopy and the decrease of undergrowth vegetation cover, soil acidity, enzyme activity, total inorganic phosphorus, available k, soil moisture and total porosity decreased significantly ; while soil organic matter content, humus component content, the amount of three main types of microbes, acid phosphatase activity, and bulk density in rhizosphere soil and non - rhizosphere soil increased with the increase of the amount of forest floor litter ; from mid - age stand to near mature stand, with the decrease of stand density and crown cover as well as the restoration of undergrowth vegetation after preliminary thinning, soil organic matter content, fulvic acid, exchangeable acidity, exchangeable aluminium, neutral phosphatase activity, total amount of inorganic phosphorus, the amount of actinomycetes, soil moisture, and total porosity in rhizosphere soil and non - rhizosphere soil apparently increased ; from near matu re stand to mature stand, soil activity acidity, organic matter content, humus component content, available phosphorus, total amount of amino acid, available k, soil enzyme activity, soil moisture, and total porosity in rhizosphere soil and non - rhizosphere soil decreased, but total phosphorus, soil acidity ( in particular, exchangeable aluminium ), and bulk density increased

    結果表明: ( 1 )從落葉松幼齡林到中齡林,隨著林冠的郁閉和林下植被蓋度的急劇下降,林地土壤酸度、土壤酶活性、無機磷總量、速效鉀、土壤水分含量、總孔隙度呈明顯下降趨勢,而根際和非根際土壤有機質含量、腐殖質各組分含量、三大類微生物數量、酸性磷酸酶活性和土壤容重隨著凋落物的增加呈明顯上升趨勢;從中齡林到近熟林,由於撫育間伐,林分密度及郁閉度下降,林下植被蓋度逐步得到恢復,根際與非根際土壤有機質含量、富里酸、交換性酸、交換性鋁、中性磷酸酶、無機磷總量、放線菌數量、土壤水分含量、總孔隙度呈明顯的上升趨勢;從近熟林到成熟林,隨著林齡的增大,根際與非根際土壤活性酸、有機質含量、腐殖質各組分含量、有效磷含量、氨基酸總量、速效鉀、土壤酶的活性、土壤水分含量和總孔隙度呈下降趨勢,而根際與非根際土壤全磷含量、土壤酸度(特別是交換性鋁)和容重呈增加趨勢。
  15. Cloning of the glyphosate n - acetyltransferase gene from soil total dna and its characterization of enzyme activity

    乙酰轉移酶基因的克隆及酶學特性分析
  16. By treatment with both ultraviolet rays and licl, a mutant strain b. s. lx - 19 with high yield of heparinase and stability was obtained, whose enzyme activity increased by 40 % over strain lx - 10

    Lx ? 19 ,其肝素酶產量較出發菌株提高了40 。通過單因素條件研究,發現n源和c源對酶產量影響較大,接種量以10 ,初始ph6 . 5 ,種齡12h為宜。
  17. In addition, the heparinase is stimulated in the presence of ca2 + and mn2 +, but is inhibited by cu2 + and fe3 +. neither pmsf nor edta significantly affected enzyme activity. by infrared spectrum and proton resonance spectrum analysis, we found smaller polysaccharides, unsaturated bond and reducing sugar, which are specific products by heparinase

    在產物分析中發現,該酶作用於肝素后,還原糖數量明顯增加,通過紅外色譜及質子譜的分析發現,產物中出現了含不飽和雙鍵的還原寡糖,這是肝素酶作用於肝素后的特異性產物,從而可以進一步證明該菌確實產生肝素酶。
  18. The soil nutrient, microorganism and enzyme activity are studied and analyzed in pinus sylvestris var. mongolica plantations in zhanggutai area

    摘要對章古臺不同林齡樟子松人工林土壤養分、微生物及酶活性進行了測定和分析,結果表明:各林地的土壤養分、微生物和酶活性均表現出差異。
  19. The relationship between changes of cell wall components, pectin - degrading enzyme activity and texture of postharvest pear fruit

    梨采后細胞壁成分及果膠酶活性與果肉質地的關系
  20. The high - enzyme activity has 2 base changes, resulting in long amino acid sequence with native amylase. this inducing method resolved the problem of non - effective induction as in base analogue induction. and the method we used provide a new measure for this kind of work

    高酶活編碼區位點突變導致c -端序列變化和終止子的后移本誘變方法克服了用堿基類似物在體內誘變由於核酸復制酶等的校正作用而造成誘變無效的難題,為基因的誘變找到了一條新途經。
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