spectrum of activity 中文意思是什麼

spectrum of activity 解釋
抗菌譜
  • spectrum : n. （pl. -tra ）1. 【物理學】譜，光譜；波譜；能譜，質譜。2. 【無線電】射頻頻譜；無線電（信號）頻譜。3. 【心理學】（眼睛的）余像；殘像。4. 〈轉義〉范圍，幅度；（連續的）系列。
  • 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. The enzyme 5 - enolpyuvyl - 3 - phosphoshikimic acid synthase ( epsp synthase ; ec2. 5. 1. 19 ), encoded by anoa locus, is a key enzyme present in microorganisms and plants where it has a function in the biosynthesis of aromatic amino acids. glyphosate ( n - phosphonomethyl - glycine ) is an effective non - selective, broad spectrum, postemergence herbicide, which has been shown to inhibit epsp synthase activity in a competitive manner. glyphosate tolerant plants can be mediated by either overproduction of the target enzyme or by the presence of an altered enzyme

    植物和微生物芳香族氨基酸生物合成過程中的一個關鍵酶? ? 5 -烯醇丙酮莽草酸- 3 -磷酸合成酶（ epspsynthase ； ec2 . 5 . 1 . 19 ）由aroa基因編碼，該酶受廣譜滅生性、內吸傳導型除草劑草甘膦的競爭性抑制，將epsp合成酶基因轉入植物中可獲得草甘膦耐受植株。
  2. The chemical structure, antibacterial spectrum and antibacterial activity of the developing cephalosporin antibiotics are reviewed

    就研發中的頭孢菌素類化合物的結構、抗菌譜和抗菌活性作一簡要綜述。
  3. The change of agglutinating activity, cd spectrum and fls of lra in different temperature, ph and different chemicals indicated that lra had partial hemagglutinating activity at ph2. 0 ( 50 % ), a temperature above 100 ( 60 % ) and after modified by n - bromosuccinimide ( mbs ), the activity lost completely, modified by depc, the lra had a little activity, the other groups modified such as arg, tyr, glu, asp did n ' t effect the hemagglutinating activity of lra. the result indicated that trp residues were essential to the hemagglutinating activity and were involved in carbohydrate - binding site

    研究不同溫度、 ph和基團特異性化學修飾后lra凝血活性和促淋巴細胞有絲分裂的變化、圓二色譜和熒光光譜的變化，當溫度達80以上時，活性開始下降，到100時活性有60 %保留:當ph為2時，活性保留50 % ， ph為4一12對活性的影響不大;用nbs修飾trp后， t即的旦一叫睬基的破壞使活性完全喪失，表明trp對凝血活性是至關重要的， arg 、 tyr 、 glu 、 asp被修飾后， lra的凝血活性並未受到大的影響，但tyr修飾后lra的促有絲分裂活性降低
  4. Halocin c8 appeared to have a very wide activity spectrum, including most haloarchaea and even some haloalkaliphilic rods, but it showed no inhibitory activity against bacterial strains tested. when a sensitive strain of halorubrum saccharovorum atcc29252 was exposed to halocin c8, the treated cells swelled at the initial stage, the cell wall appeared to be nicked and the cytoplasm was extruded out afterwards, and the whole cell was eventually completely lysed

    將敏感菌株halorubrumsaccharovorumatcc29252的細胞用嗜鹽菌素c8處理后，採用電鏡觀察，發現處理2小時后細胞開始腫脹、膨大，接著在細胞的兩端出現裂口，細胞內容物開始向外溢出，隨著時間延長，裂口越來越大，發生這種變形的細胞也越來越多，最後，幾乎所有的細胞完全裂解。
  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. The biological functions testified include : enhance iron ion assimilation of epithelial cell of intestine and equilibrate body iron concentration ; broad spectrum of antiviral activity, antibacterial activity and antifungal activity ; modulate marrow cell production and growth ; help to mature and regulate a number of immune cells throughout the body, thus boost body immune ability ; prevents " free iron " from forming free - radicals ; supress tumour growth and prevent tumour formation in animal models

    乳鐵蛋白是一種糖蛋白，為轉鐵蛋白家族的一員，在人和哺乳動物的許多器官與組織中廣泛分佈。乳鐵蛋白具有多種生物學功能，這些功能包括：促進人體腸道對鐵的吸收及調節體內鐵的平衡；廣譜抗菌（細菌和真菌） 、抗病毒感染作用等。
  7. Surfaces should be cleaned with broad spectrum disinfectants of proven antiviral activity

    表面應用具抗病毒效用的廣效殺菌劑清潔。
  8. The room should be cleaned by staff wearing ppe using a broad spectrum disinfectant of proven antiviral activity

    房間應由穿戴個人防護裝備的工作人員以具抗病毒效用的廣效殺菌劑清潔。
  9. 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。
  10. Thirdly, the changes of peroxidase ( pod ) activity and the analysis of the enzyme spectrum in the morphological different stage in the arabidopsis thaliana were tested. the result indicated that the relation of dose and the activit y was consistent with that of dose and the injury rates of the nutrient organs

    通過對離子注入后擬南芥過氧化物同工酶活性的測定和酶譜的分析表明，其活性的大小、酶譜譜帶的有無及深淺與劑量的關系和苗期性狀指標與劑量的關系是一致的。
  11. The survey team conducts surveys along pre - designated survey routes in the northeast part of the new territories. it measures ambient gamma dose rates, surface activity concentrations of beta emitters at ground surface and in - situ gamma spectrum of land soil

    流動巡測隊會沿新界東北部預先選定的測量路線，在不同位置量度環境伽馬輻射劑量率、地面的貝他放射體的表面活度濃度和原位置土壤的伽馬能譜，以及收集大氣飄塵、放射性碘、擦拭及其他環境樣本。
  12. It is toxic to almost all forms of life including humans. it has broad - spectrum insecticidal activity

    外毒素對幾乎所有生命形式包括人有毒。具有廣譜殺蟲活性。
  13. Because of its high toxity activity and complementary inseticidal spectrum with bt. endotoxin which is now being used universally, the cholesterol oxidase is acknowleged as one of the representitive of the insecticidal protein of the second generation

    因為它的毒殺能力強，而且其殺蟲譜又與現在廣泛使用的bt .毒蛋白具有一定的互補性，所以被認為是繼bt .毒蛋白之後的第二代殺蟲蛋白的代表之一。
  14. Piezoelectric sensing technique has been applied to many fields, including analytical chemistry, life science, environmental monitoring and surface sciences because of it ' s small size, high sensitivity, simplicity, low power consumption and broad sensing spectrum. piezoelectric immunosensors possess high selectivity provided by antibodies or antigens and sensitivity response directly to the mass change of proteins. immobilization technologies of biomolecules are of paramount importance in order to preserve their biological activity

    壓電免疫傳感技術利用壓電晶體與抗原抗體特異性免疫反應結合的特徵，通常在壓電石英晶體表面先固定抗原（抗體） ，響應溶液中抗體（抗原）引起的質量、密度和粘度等性質的變化，它兼具有壓電質量響應的高靈敏性和生物化學反應的高特異性。
  15. The result shows that the soluble part of human trail expressed by gtr48 have the native function of trail. antibacterial peptide is a kind of small peptide found in animals and plants and has a broad - spectrum antibacterial activity

    抗菌肽是一種在動植物體內發現的一種具有廣譜性抗菌作用的小分子多肽，它們在體內的免疫防衛系統中起到重要的作用。
  16. The antimicrobial secretion could be divided into three sections, every section had antimicrobial activity. the first could be extracted by petroleum ether, the second could be extracted by ethyl alcohol, the third could dissove in water and could be separated by sephadex g - 50, g200 gel filtration chromatography and carbornmethyl cellulose - 1 anion - exchange chromatography and detected by a256, . the antimicrobial secretion had wide spectrum and had strong inhitory activity against germs and fungi, they could inhibit sixteen kinds of plant pathogenic germs, eight kinds of animal germs and eight kinds of plant pathogenic fungi

    粗提物經石油醚萃取可得第一個活性部分，剩餘部分經無水乙醇萃取可得第二個活性部分，剩餘物質再經凝膠sephadexg - 50後有兩個峰，第二峰有活性，再經凝膠sephadexg - 200後有三峰，第二峰有活性，將其經過陽離子交換柱cm - 1後有兩峰，此兩峰均有抑菌活性。
  17. In conclusion, the results of checking of physiochemistry items, uv spectrum data, chromatographic fingerprints test and safty evaluation indicated that gpif avivity evaluation samples were eligible. through the comparison of methods for evaluating immunobiologic activity and the choosing of optimum methods to evaluating immunobiologic activity, we created assay methods evaluating immunobiologic activity for quality standard of gpif. the research of dose - effect of gpif can also supply theoretical materials for pharmacology. that the experiments on the factors which affect the immunobiologic activity of gpif and the comparison with similar drugs demonstrated that gpif was a kind of cellar immunoregulating drug with stable and high immunobiologic activity

    綜上所述，通過對gpif免疫生物活性評價實驗樣品材料的準備，顯示由該工藝制備的實驗樣品材料理化性質穩定，活性成分含量充足，安全可靠，可以用來作為gpif免疫生物活性的評價;通過對gpif免疫生物活性評價方法的比較篩選及評價方法的優化，為gpif質量標準建立了較優免疫生物活性評價手段;同時gpif免疫生物活性劑量效應的發現，為該產品的免疫生物活性深入研究奠定了基礎，也為gpif藥效學研究提供了理論資料;對gpif免疫生物活性影響因素的探討及與同類藥品免疫生物活性的對比，證實gpif是一種免疫生物活性穩定、且具有高免疫生物活性的細胞免疫增強劑;同時，本研究也為同類產品免疫生物活性評價提供了方法學參考。
  18. With its broad - spectrum and non - specific potent antibacterial activity, cationic antibacterial peptide has the potential to be widely used in plant disease resistance genetic engineering. however, cema was refrained in plant genetic engineering application due to its toxic to plant cells. the modification of cema will facilitate its wide application

    由於其抗菌譜廣、殺菌力強等優點，在植物抗病基因工程中有廣闊的應用前景，但由於對植物細胞有毒害作用， cema在植物遺傳轉化中的應用受到很大的限制。
  19. Defensins are cationic peptides, isolated from mammals, insets and plants and they serve as effect molecules of innate immunity, providing and efficient defense against infections pathogens. a novel antimicrobial peptide, human - defensin 3 ( ), was isolated and demonstrated a salt - insensitive broad spectrum of potent antimicrobial activity against many potentially pathogenic microbes

    人-防禦素3 （ humanbeta - defensin3 ， h d - 3 ）是新近被克隆出來的第三種人源性-防禦素，它表現出了與其它幾種人-防禦素不同的特性和優越性，被認為具有獨特的研究和開發價值。
  20. Two angiogenesis inhibitors have been developed that have a broad spectrum of anticancer activity, yet virtually no side effects

    目前，已有兩種具有廣譜抗腫瘤活性且無明顯副作用的血管生成抑制劑面世。
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