step chromatography 中文意思是什麼

step chromatography 解釋
臺階色譜法
  • step : vi （ pp ）1 走；跨步。2 踩，踏上 （on）。3 跳舞，輕快地走，合著步調走。4 跨入，踏進。5 走上。vt ...
  • chromatography : n. 【化學】層析，色層（分離）法。
  1. Calmodulin - dependent cyclic nucleotide phophodiesterase was prepared from bovine brain by two - step deae - cellulose column chromatography

    摘要通過兩次離子交換柱層析，從牛腦中制備鈣調素依賴性的環核苷酸磷酸二酯酶。
  2. Results galangin was obtained by on - step column chromatography of polyamide only once

    結果運用聚酰胺柱層析次分離，獲得有效成分高良姜素。
  3. 3. 2. 1. 4 ) which was prepared by precipitation of the water extract of the culture of aspergillus niger with ammonium sulfate and desalted by sephadex g - 25, and was further fractionated by two steps of deae - toyopearl 650m and one step of poros 20pi chromatography. the other was a p - glucosidase ( ec. 3. 2. 1. 21 ) which was prepared by the above g - 25 fractions and was further fractionated by two steps of deae - toyopearl 650m chromatography. the specific activity of the endoglucanase with sodium carboxymethyl cellulose was estimated to be 433. 38 hj / mg

    -葡萄糖苷酶對水楊素的比活力為597 . 12iu mg ，並對其專一，不能水解棉花和羧甲基纖維素鈉；分子量為117 . 5kda ，加dtt後分子量不變；該組分最適ph和溫度分別為4 . 5和70 ，在ph5 . 0 、 50下對水楊素鈉的米氏常數km為3 . 73mg ml ，最大反應速度vm為0 . 088mg葡萄糖（ ml ? min ） ；與文獻中從黑麴黴中分離的-葡萄糖苷酶比較后發現，該組分是一個新的-葡萄糖苷酶。
  4. In this study, a novel strategy to inhibit the activation of the complement system has been developed. to get the purified clq as the target molecule for biopanning, the first step of our purification was to isolate the clq from clr2cls2 by affinity chromatography on igg - sepharose 4b column

    本研究另闢蹊徑，以補體經典激活途徑始動分子c1q為靶標，採用噬菌體肽庫技術，親和篩選能與c1q結合的噬菌體克隆，研製可抑制補體激活的c1q模擬短肽。
  5. After purification using glutathione sepharose 4b affinity chromatography and digestion with thrombin, the recombinant ntfs were found to be biologically active in the pc 12 cells neurite outgrowth assay. the assays demonstrated that the purified ntfs proteins exhibited normal activity, which is the first step in developing a comprehensive gene therapy for nerve diseases of the giant panda and the crested ibis

    最後，對重組表達蛋白經glutathlonesepharose4bmicrospincolumn親和純化后，進行大鼠腎上腺嗜鉻瘤細胞（ p2 ）神經營養因子的活性鑒定，發現其能夠誘導神經細胞分化產生突觸，即具有預期的生物學活性，表明所獲表達蛋白為大熊貓nt
  6. Gas chromatography analysis, one - step synthesis process of - mfrom ethylene epoxide and hydrogen sulfide was studied. the products were well isolated through gc, and this method was repeatable

    摘要探討了以硫化氫、環氧乙烷為原料，一步法合成- m的方法，並主要對其氣相色譜分析進行了研究，通過氣相色譜技術得到了良好的分離效果，並且該法有較好的重復性。
  7. By two - step chromatography, rhigf - i was purified to 90 % of purity. western blot indicated that the recombinant protein could react with antibodies against higf - i

    蛋白純度用tris - tricinesds - page鑒定， westernblot檢測純化的重組蛋白的免疫學活性。
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