decrease of activity 中文意思是什麼

decrease of activity 解釋
活性下降
  • decrease : n 1 減少，減小，減退。2 減少額，減小量。vt vi 減，減少，減退；（溫度表等）下降。 decrease the num...
  • of : OF ＝Old French 古法語。
  • 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. Certain drugs and chemicals also have been shown to decrease the activity of pseudocholine esterase.

    有些藥物和化學製品也表明能降低擬膽堿酯酶的活性。
  2. Results both ipc and nepc could protect myocardial ultra - structure, ameliorate left heart function, decrease cardiac mda content and protect the activity of catalase

    結果經典缺血預處理和去甲腎上腺素預處理均能改善心功能、保護心肌超微結構、保護心肌過氧化氫酶活性。
  3. To modify lysine with 2, 4, 6 - trinitrobenzene sulphonic acid accompanied with the decrease of haemagglutination and raitogenic activity both

    進一步用hepg2 . 2 . 1 . 5細胞作為乙型肝炎病毒模型，研究了黃精凝集素h的抗hbv活性。
  4. 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。
  5. The maize and neorgelia cawlinae meyendor ffii were treated with uv - b radiation with the intensities of 0uw. cm - 2 ( ck ), 10uw. cm - 2 ( r1 ) and 15uw. cm - 2 ( r2 ), the duration of uv - b treatment were ten hours per day ( from am8 : 00 to pm18 : 00 ). the effect of uv - b radiation on the photosynthesis was studied, and the results showed as follows : ( l ) the effects of uv - b radiation on photosynthesis of maize and neorgelia cawlinae meyendor ffii the results of the experiment show that the photosynthesis of maize seedlings was restrained because of the decrease of chlorophyll contents activity of hill reaction stamotal conductance activity of pepcase and atp content caused by increased uv - b radiation, and it was more restrained under higher uv - b radiation. though the activities of rubpcase and pepcase were decreased, the chlorophyll contents activity of hill reaction stamotal conductance of mature maize were not affected, therefore the photosynthesis of grown - up plant was not affected

    Cm ~ （ - 2 ） （ r2組）的uv - b輻射，每天處理10小時（ 8 ： 00 ? 18 ： 00 ） ，直至玉米成熟，以自然光照為對照（ ck組） ，對增強uv - b輻射條件下玉米和紅彩鳳梨光合作用的響應作了深入的研究和探討，結果如下： （ 1 ） uv - b輻射對玉米和紅彩鳳梨光合作用的影響研究結果表明，因增強uv - b輻射降低了玉米幼苗葉片的葉綠素含量、 hill反應活力、氣孔導度、 pepcase活性和atp含量，從而影響了玉米幼苗的光合作用，使其光合速率下降，且隨uv - b輻射強度的增加其影響程度加大；而玉米成株在增強uv - b輻射環境下其葉綠素含量、 hill反應活力、氣孔導度等未受影響，雖然其rubpcase活性和pepcase活性有所下降，但總體上其光合作用受到的影響不大。
  6. With the intermittent activity of hot fluid containing cc ^, ferrous carbonate minerals dissolved and precipitate repeatedly many times. in addition, dissolution of shells and feldspars, decrease of chlorite and increase of kaolinite could be found

    隨著富co _ 2熱流體多次間歇性入侵導致了含鐵碳酸鹽礦物的反復多次溶解和沉澱、生物介殼大量溶蝕和長石鑄模孔的形成以及綠泥石消失、高嶺石增加等。
  7. A significant suppression of phase transitions and lattice changes during cycling is occurred for ti - doped materials, and a decrease of interface reaction activity between the cathode and electrolyte is also demonstrated for ti - doped cathodes. as a result, the capacity losses, which are originated from structural changes and interface reactions during cycling, decrease and thereby cycling life increases for ti - doped materials

    摻欽后，電極材料的離子分佈形式發生變化，引起材料結構中的化學鍵產生變化，電極材料充放電過程中的結構相變得到有效抑制，結構變化相應減小，電極材料在高電位下的界面反應活性也減弱，從而減小了由結構變化和界面反應引起的容量損失，改善了電極材料的充放電循環性能。
  8. Mass spectrometry of synthetic hw - ma and rgd - hw are in full agreement with those speculated theoretically, which proves the success of peptide synthesis and refold. on isolated mouse phrenic nerve - diaphragm preparations, hw - ma can block the neuromuscular transmission in 35 minutes or so ( l 10 - 5 g / ml ), its biological activity shows 73 % decrease comparing with biological activity of native hwtx - i. it proves t hat the protein engineering of synthetic chimera hwtx - i has gained success to some extent, although it did not achieve our expectations. thus it proved that hwtx - i can be using as natural scaffold for protein engineering. and also emphasized the importance of " local stereo circumstances " of activity site when the foreign activity site was transferred into a natural scaffold

    濃度為1 / 1059 / ml的hw一ma突變體能可逆阻斷小白鼠隔神經書高肌的接頭傳遞，阻斷時一間為35min左右，與天然hwtx一i比較，生物學活性下降3一4倍，說明合成的突變體改造獲得了一定的成功，盡管與我們預期的目標有一定的差距，從而證明hwtx一i可以作為蛋白質工程研究的天然分子骨架，同時也強調了往天然分子骨架中轉移外源活性位點時維持活性位點「局部立體環境」的重要性。
  9. Phase i : 1950s 1980s. in this phase, humans ’ limited cognition of nature laws, increasing demands caused by population explosion and unreasonable utilization of natural resources lead to the sharp decrease of runoff volume and shrink of the lake area. the ebinur lake area change converses from the condition subordinate to nature to human activity

    即第一階段: 20世紀50 80年代末，此階段由於人類對自然規律認識的局限性，以及人口增長造成的需求增長，不合理利用水土等自然資源，導致入湖水量劇減，艾比湖呈現急劇縮小的趨勢，湖面變化從受控于自然條件向受控於人類活動方向轉變。
  10. 3. calcitonin gene - related peptide attenuates glutamate - induced inhibition of pulmonary surfactant lipid synthesis ( d cgrp could reverse the decrease of [ 3h ] - choline incorporation induced by glu with dose - dependence ; ( 2 ) cgrp could block the decrease of the content of cct a mrna induced by glu in lung tissue ; ( 3 } cgrp could reduce the impairment of the ultrastructure of at ii cells induced by glu ; ( 4 ) cgrp could reverse the increase of mda content and decrease of sod level induced by glu in cultured lung explants, respectively ; ? grp had no significant effect on nos activity and increase of no production induced by glu

    降鈣素基因相關肽減輕谷氨酸所致肺表面活性物質脂質合成抑制的保護作用降鈣素基因相關肽grp ）可顯著減輕0所致肺組織h一膽堿摻入pc量的降低，並且呈劑量依賴保護效應； cgrp可逆轉gill所致cctqinrna含量的降低； cgrp可減輕o所致肺11上皮細胞超微結構的損傷； cgrp可逆轉o所致肺組織勻漿中mda含量增多、 sod水平降低的效應，並可逆轉q所致肺組織ldh釋放增多的效應； cg販對gill引起的nos活性和no含量的升高均沒有顯著性影響。
  11. When inadequate n was added, the chloroplast structure in mesophyll cell was damaged in ear leaf, the amount of carbohydrate decreased in mestome sheath, and excessive n - redistribution and n - transportation to grain from vegetative mass appeared, which resulted in earlier leaf senescence. excessive n application led to too high activity of nitrate reductase, excessive vigorous nitrogen metabolism and too much exhaustion of carbohydrate in ear leaf, which resulted in the lack of enough carbohydrate in the lower leaf, meanwhile, the expansive chloroplast grana lamellae in leaf mesophyll cell and starch grain without nuclear in mestome sheath cell was observed, which led to the decrease of chlorophyll content and photosythetic capacity in maize leaf, then the early senescence occured

    氮肥用量不足導致穗葉葉肉細胞葉綠體結構性差，維管束鞘細胞碳水化合物累積減少，營養體氮素再分配率大而引起葉片早衰；而過量供氮則導致生長後期硝酸還原酶活性過高，氮素代謝過旺，消耗了大量碳水化合物，以致下位葉不能得到充足的碳水化合物供應而提早脫落，同時葉肉細胞葉綠體片層結構膨脹，呈「肉汁化」特徵，維管束鞘細胞澱粉粒大量消耗，無核澱粉粒出現，從而葉片葉綠素含量下降，光合能力降低而出現早衰。
  12. The results above suggested that water absorbing was limited by the inhibition of root activity. photosynthesis and the production of the photosynthesis was limited by the decrease of chlorophyll

    . . 52 . 54 % .青篙浸提液可通過抑制根系活力來影響水分的吸收，通過降低葉綠素的含量來影響光合作用及光合產物的生成與積累。
  13. The decrease of organic matter and the increase of alkali - hydrolyzable nitrogen of the hydrogen treatment were higher than the control, and urease activity, nitrogen fixation arnmonification had the same tendency, and amino acids had also changed. hi addition, comparing the control, ph of hydrogen treatment was increase and eh was decrease, and microbe mass was also too

    與對照相比，氫處理培養有機質減少量小、堿解氮的增量高，脲酶活性、固氮能力、氨化作用都較強，並且不同種類的氨基酸也表現出各自相應的差異來。此外，土壤經氫處理后，土壤的ph上升， eh下降，土壤微生物生物量也呈減少趨勢。
  14. 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。
  15. The enzyme retained full activity after being treated at room temperature for 1 hour at ph between 4. 0 and 11. 5. the enzyme can be incubated at 50 for 4h with only less 50 percent loss of activity and is stable in the frozen state. when streptomyces griseus atcc14811 was cultured in 10. 3 % sucrose yeme liquid medium, production of extracellular cholesterol oxidase increased for 5 days before decrease

    利用硫酸銨鹽析及deae -纖維素離子交換柱層析提取純化灰色鏈黴菌atcc14811發酵上清液中的膽固醇氧化酶，理化性質研究表明酶作用晟適ph為8 . 0 ，最適溫度為45 ， ph穩定范圍在ph4 . 0 - 11 . 5之間，在50條件下保溫4h ，仍保留54酶活力。
  16. It has marked apoptotic induction on mouse spleen cells tested by dna agarose gel electrophoresis analysis and flow cytometric assay in certain degree. it also can decrease the activity of lactate dehydrogenase ( ldh ) outside of mouse the spleen cells and increase the quantity of reduced gsh inside the mouse spleen cells

    而且一定濃度范圍內可引起小鼠脾淋巴細胞dna發生特徵性降解，出現dnaladders ，引起染毒組細胞凋亡率顯著性升高，但細胞凋亡率與劑量不呈直線相關關系。
  17. On the other, the decrease of spad and the soluble sugar content and the activity of nr of the hyperaccumulators appeared significant difference

    但各種供試富集植物的aba含量一直呈上升趨勢，且差異顯著。
  18. Moreover, the sio2 / tio2 composite thin film showed the lowest pl intensity due to a decrease in the recombination rate of photo - generated electrons and holes under uv light irradiation, which further confirmed the film with the highest photocatalytic activity at 700 c. when the calcination temperature was higher than 700 c, the decrease in photocatalytic activity was due to the formation of rutile and the sintering and growth of tio2 crystallites resulting in the decrease of surface area

    同時，此時sio _ 2 / tio _ 2復合薄膜的熒光光譜顯示最低的熒光強度，這表明此時薄膜中的光生電子和空穴的復合速率最低，因而更有利於物質的光催化降解。當熱處理溫度高於700時，武漢理工大學碩士學位論文薄膜的光催化活性下降，這是由於薄膜中晶相二氧化欽的燒結和成長導致樣品的表面積下降以及金紅石相的形成。
  19. Three sub cloned recombinants were gained and named as ppa7 - 1 ppa7 - 2 ppa7 - 3 each has different inserting fragments. all the three sub cloned recombinants have the same kanamycin resistance about 600u g / ml. the result shows that the pa7 - 2 fragment still has promoter activity. the absence of 0. 9kb from 3 " end had no influence on the promoter activity, while the absence of 0. 7kb from 5 " end led the decrease of kanamycin resistance, which indicates that this 0

    卡那黴素抗性測定發現三種次克隆重組子的抗性相似，為600 g ml左右，證明ppa7 ? 2所克隆的5 』端899 - 1120bp片段在大腸桿菌中具有啟動子的功能， 5 』端1120bp后的片段缺失對啟動子沒有影響。 5 』端0 . 7kb片段缺失明顯影響啟動子活性，推測該片段可能對啟動子具有增強的作用。
  20. Depression is generally a mood state characterized by a sense of inadequacy, a feeling of despondency, a decrease in activity or reactivity, pessimism, sadness and related symptoms

    抑鬱，是情緒悲觀、生存意志低沉的狀態。抑鬱的人對生活的趣味冷漠，而且處事的調適能力虛弱。
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