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- The coupling ratio values of hapten to BSA and OVA by active ester reaction and diazotizition reaction were 12,2 and 30,1 respectively. 结论全抗原偶联成功,活性酯法和重氮化法使氯霉素半抗原与BSA,OVA的偶联比值分别为12,2; 30,1。
- McAb 3A5, a rat monoclonal antibody, was linked to norcantharidin (NCTD),an antitumor drug currently in clinical use, by active ester method. 用大鼠单克隆抗体3A5与去甲斑蝥素(NCTD)制备偶联物。
- A mixture of formic acid and acetic anhydride was found to be effective for the formation of an oxazolone, which was converted to an active ester in situ in the presence of a phenol or an N-hydroxide. 实验发现甲酸和醋酐混合物对恶唑酮的生成非常有效,恶唑酮在苯酚或N-氢氧化物存在的条件下在原位转化为酯。
- Fipronil(F) and one of its analogy(FH)were adopted as haptens0 The former was coupled to carrier protein by both EDC and GD, and the later was coupled to carrier protein by active ester. 本文采用氟虫腈(F)及其一种类似物(FH)作为半抗原,分别通过碳化二亚胺法(EDC)和戊二醛法把氟虫腈偶联到载体蛋白上,通过活性酯法把FH偶联到载体蛋白上,作为人工抗原。
- In particular, the resulting active ester with pentafluorophenol facilitated the subsequent reaction with an amine and the hydrazine derivative to yield the C-terminal amide and hydrazide, respectively. 特别是与五氟苯酚生成的酯对后续的与氨或肼衍生化分别生成C端酰胺或酰肼非常有利。
- Bovine serum albumin(BSA) and ovalbumin(OVA) were used as protein carriers respectively to couple with hapten ENR by an active ester method, and complete antigens ENR-BSA and ENR-OVA were prepared. 通过N-羟基琥珀酰亚胺活性酯法(NHS法)将半抗原ENR分别与蛋白质载体牛血清白蛋白(BSA)和卵清蛋白(OVA)偶联成为全抗原ENR-BSA和ENR-OVA。
- The burglar alarm was activated by mistake. 防盗铃误响了。
- A salt or an ester of boric acid. 硼酸盐一种硼酸盐或硼酸酯
- Appilication: N-hydroxy succinimide and its derivatives are important materials for the synthesis of peptides, antibiotics, amino acids, proteins, active esters ect. 用途: N-羟基丁二酰亚胺及其衍生物是合成肽、抗生素、氨基酸、蛋白质、活性酯等的重要中间体。
- A natural or synthetic ester of glycerol and fatty acids. 甘油酯以甘油和脂肪酸天然存在的或合成的酯
- A salt or an ester of lactic acid. 乳酸盐或乳酸酯
- A salt or an ester of titanic acid. 钛酸盐钛酸的盐或酯
- A salt or ester of hypochlorous acid. 次碳酸盐一种次碳酸的盐或酯
- The recording device has activated. 录音装置已开动起来。
- His spirit has greatly activated the audience. 他的精神大大地激励了听众。
- Ester asked for time to think all this over . 埃斯特拉要求给她时间好好想一想。
- Ester asked for time to think all this over. 埃斯特拉要求给她时间好好想一想。
- The smoke activated the fire alarm. 烟雾了触发了火警报警器。
- A salt or an ester of malic acid. 一苹果酸的盐或酯
- The canister is filled with activated charcoal. 蒸气回收罐中充满了活性炭。