| 单词 | 乙酰化 | ||||||||||||||||||||||||||||||||||||||||||||||||||
| 释义 | 乙酰化 noun —acetylation nSee also:乙酰—acetyl (chemistry) 乙—ethyl • winding • bent • letter "B" or roman "II" in list "A, B, C", or "I, II, III" etc • second in order • turning stroke (in Chinese characters) • radical in Chinese characters (Kangxi radical 5) 酰—acid radical • -acyl (chemistry) 化—transform • make into • -ization • ... -ize • change into
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核心组蛋白的乙酰化和甲 基化可以通过染色质的免疫沉淀确定。 labome.cn | Acetylation and methylation of core histones [...] can be determined by chromatin immunopercipitation. labome.com |
结果表明：老龄小鼠卵母细胞中组蛋 白 乙酰化 和 组 蛋白 去 乙酰化 酶 表 达出现了异常变化 [动物学报53(6): 1069– 1075, 2007]。 actazool.org | These results indicate that both histone acetylation and the expression of HDACs show an anomaly in the oocytes of old mice[Acta Zoologica Sinica 53(6):1069 –1075, 2007]. actazool.org |
在这里，我们重点介绍识别蛋白质修饰的一般方法，质谱；识别磷酸化的特异性方法，磷酸盐标记；识别泛素化的方法；在染色质重塑过程中识别组蛋 白 乙酰化 和 甲 基化的方法；识别蛋白质糖基化的方法（表1和图1B）。 labome.cn | Here we focus on the mass spectrometry as a general approach for identifying protein modification, and specifici methods for phosphorylation, such as [...] orthophosphate labeling, for ubiquitination, [...] for histone acetylation and methylation [...]in the context of chromatin remodeling, [...]and for protein glycosylation (Table 1 and Fig 1B). labome.com |
B, 翻译后修饰，作为细胞内信号（磷酸化），蛋白稳定性的调控（泛素），转录调控（组蛋 白 乙酰化 和 甲 基化），细胞表面信号（糖基化）等多种多样的细胞功能中发挥重要作用。 labome.cn | B, Post-translational modifications play important roles in diverse cell functions as intracellular signaling (phosphorylation), regulation of protein stability [...] (ubiquitination), regulation of [...] transcription (histone acetylation and methylation), [...]and cell surface signaling (glycosylation). labome.com |
保守的核心组蛋白H2A，H2B，H3，和H4的表观遗传修饰（如磷酸化，泛 素 化 ， 乙酰化 和 甲 基化）在基因表达中发挥重要的调节作用 [15] 。 labome.cn | Epigenetic modifications (such as phosphorylation, ubiquitination, acetylation and methylation) of the conserved core histones H2A, H2B, H3, and H4 play an important regulatory role in gene expression [15] . labome.com |
而在美国，现重点是煤炭用于发电， 但对用于联产化学品，尤其是乙酰基 产 品也存在许多发展机遇。 unesdoc.unesco.org | However, in America, the coal is [...] currently mainly used to generate electricity, for [...] other byproducts, especially acetyl products there exist many [...]opportunities. unesdoc.unesco.org |
多種由食物及飲品衍生的物質，包括氰化氫、尿素、瓜氨酸及其 他 N-氨基甲酰化合物，可產生氨基甲酸 乙 酯。 cfs.gov.hk | Ethyl carbamate can be formed from various substances derived from food and beverage, including hydrogen cyanide, urea, citrulline and other N-carbamyl compounds. cfs.gov.hk |
在大部分情況下，氰酸酯會是最終前體， 與 乙 醇 發 生 化 學 作 用產 生氨基甲酸酯。 cfs.gov.hk | Cyanate is probably the [...] ultimate precursor in most cases, reacting with ethanol to form the carbamate ester. cfs.gov.hk |
作 为“定向打击贩运活动区域交流、知识专长和培 训二”行动的一部分，2009 年，毒品和犯罪问题 办公室记录缉获了非表列化学品，其中包括在巴 基斯坦缉获 5 吨乙酰氯；在阿富汗缉获 2 吨氯化 铵、23.5 吨咖啡因和 2.2 吨碳酸钠，以及在中国缉 获 1,500 升乙酸。 incb.org | As part of TARCET II, UNODC recorded seizures of nonscheduled chemicals in 2009, including 5 tons of acetyl chloride in Pakistan; 2 tons of ammonium chloride, 23.5 tons of caffeine and 2.2 tons of sodium carbonate in Afghanistan; and 1,500 litres of acetic acid in China. incb.org |
可抑制新合成 DNA 的甲基化，DNA 甲基化对测定细胞对组蛋白去乙酰酶 抑制剂的凋亡敏感性是很重要的。 scbt.com | 5-Aza-2′-Deoxycytidine inhibits methylation of newly synthesized DNA by specifically inhibiting Dnmt. scbt.kr |
1）信息电子 去除蜡、助焊剂 去除毛刺 电子零部件的清洗 [...] 半导体零部件的清洗 制造锂二次电池零部件用溶剂 [...] 半导体用光阻剂的稀释剂 彩色滤光片用光阻剂的稀释剂 2）汽车 成型模具的清洗 金属（零部件）清洗 3）化学 萃取剂（乙炔、BTX、丁二烯） 合成树脂表面涂层溶剂 反应溶剂（PPS、聚酰亚胺等） 设备清洗 4）光学 制造塑料镜片用的模具、夹具的清洗 5）医药、农药 水溶性溶剂 清洗 [...] 萃取 《储存及操作处置》 适用危险品第4类第3石油类（规定数量4000L）水溶性、危险等级Ⅲ。 m-kagaku.co.jp | NMP is replacing 1,1,1-trichloroethane in metal cleaning applications due to the world-wide environmental pollution problems associated with chlorinated solvents. 1) Electronics Wax, flux removal Burr removal Electronic parts cleaning Semiconductor parts cleaning Solvent for lithium battery manufacturing Semiconductor photo-resist thinner Color filter photo-resist thinner 2) Automotive Mold [...] cleaning Metal (parts) cleaning 3) Chemical Extract agent (acetylene, BTX, butadiene) Synthetic resin surface coating solvent Reaction solvents (PPS, polyimide, etc.) Equipment washing 4) Optical Plastic lens manufacturing equipment cleaning 5) Pharmaceutical and Agricultural Chemicals Water-soluble solvent Cleaning Extraction [Handling and Storage] NMP is classified under the Japanese Fire Services Act as a hazardous material, Class 4, Petroleums No.3 (4,000 liter quantity specified), water soluble, Hazardous Rank III. [...] m-kagaku.co.jp |
跨骏工程塑料制品公司（Quadrant EPP）材料的本粘合剂使用手册中提及了许多用于表面处理或溶剂粘结的 化学品：二甲基乙酰胺、 二甲基甲酰胺、二氧杂环已烷、乙醇（酒精）、甲酸、六氟丙酮半水合物、异丙醇、 二氯甲烷、全氯乙烯（四氯乙烯）、苯酚、磷酸、重铬酸钾、p-甲苯-磺酸、间二苯酚、重铬酸钠、硫酸、1,1,1三氯乙烷和三氯三氟乙烷。 quadrantplastics.com | Plenty of chemicals, to be used for surface pre-treatment or solvent cementing, are mentioned in this guide for adhesive bonding of Quadrant Engineering Plastic Products’ materials: dimethylacetamide, dimethylformamide, dioxane, ethanol (ethyl alcohol), formic acid, hexafluoroacetonesesquihydrate, isopropyl alcohol (isopropanol), methylene chloride, perchloroethylene (tetrachloroethylene), phenol, phosphoric acid, potassium dichromate, p-toluene-sulfonic acid, resorcinol, sodium dichromate, sulphuric acid, 1,1,1-trichloroethane, trichlorotrifluoroethane. quadrantplastics.com |
聚丙烯酰胺不含毒性，一般 會被用作處 理食水及污 水、製 造 化妝品或 食品包 裝材料等。 legco.gov.hk | Polyacrylamide is non-toxic and generally used for water and sewage treatment, manufacture of cosmetic products or [...] food packaging materials, etc. legco.gov.hk |
任何在結構上可從 3-苯乙酰基吲哚通過在吲哚環之氮原子上以烷基、鏈 烯基、環烷甲基、環烷乙基或 2-(4-嗎啉基)乙基取代所生成之化合物 （該 化合物 現時不包括在《危險藥物條例》（第 134 章）附表 1 第 I 部第一 段(a)分段中），而不論生成物有否再在吲哚環或苯環以不限數量取代。 legco.gov.hk | Any compound (not being a compound for the time being specified in paragraph 1(a) of Part I of the First Schedule to the Dangerous Drugs Ordinance (Cap.134)) structurally derived from 3-phenylacetylindole by substitution at the nitrogen atom of the indole ring with alkyl, alkenyl, cycloalkylmethyl, cycloalkylethyl or 2-(4-morpholinyl)ethyl, whether or not further substituted in the indole ring to any extent and whether or not substituted in the phenyl ring to any extent. legco.gov.hk |
以乙腈为提取溶剂,固相萃取柱净化, 微 波 辅助衍 生 化 , 用 双 (三甲基硅烷基)三 氟 乙酰 胺 (BSTFA)与甲基氯硅烷(TMCS)(体积比为99 :1)的硅烷化试剂在吡啶存在下进行衍生化反应。 chrom-china.com | The microwave-assisted derivatization of the target components with N,O-bis(trimethylsilyl)trifluoroacetamide [...] (BSTFA) and trimethylchlorosilane [...](TMCS) (99:1, v/v) using pyridine as solvent was performed, and then the derivatives were analyzed by GC-MS. chrom-china.com |
以核果烈酒為例，果 核所含的氰甙經酵素作用可分解為氰化物，氰化物 氧 化 後 成 為氰酸酯， 再與乙醇發生化學作 用而產生氨基甲酸乙酯。 cfs.gov.hk | For example, in stone fruit spirits, cyanogenic glycosides from the stones [...] may be degraded through enzymatic action to [...] cyanide which is then oxidised to cyanate and reacts with ethanol to form EC. cfs.gov.hk |
瓦克生物技术以先进的生物技术工艺为基础， 为生命科学行业提供满足客户具体需求的创新型解决方案和产品， 产品包括药物蛋白、 环糊精和发酵法半胱氨酸， 此外也供应乙酰丙酮 和高品质的聚醋酸乙烯酯固体树脂等标 准 化 学 产 品。 wacker.com | The BIOSOLUTIONS [...] portfolio is also complemented by catalog chemicals, such as acetyl acetone and high-quality polyvinyl [...]acetate solid resins. wacker.com |
对乙酰氨基 酚对于那些不能服用布洛芬的患者或许有用，它同时具有镇痛和降热的作用，但是不利于消除炎症（肿胀）。 shanghai.ufh.com.cn | Acetaminophen is useful for [...] both pain and fever for those unable to take NSAIDS but does not help inflammation (swelling). shanghai.ufh.com.cn |
如果每個類別的食品和樣本數目增加 ， 化 驗 檢 測工作便能 夠更全面地涵蓋香港市面供應的發酵食物，以及更準確地評估這些食物 的氨基甲酸乙酯含量範圍和平均值。 cfs.gov.hk | Increasing both the number of food items and the number of samples per individual food commodity for laboratory analysis could provide a more comprehensive coverage and a more precise estimate of the range and average EC concentration of fermented foods in the Hong Kong market. cfs.gov.hk |
欧盟代表团对以下农药/商品组合的最高残留限量表达了保留意见：戊唑醇（莴苣 头）；乙酰甲胺 磷/甲胺磷（稻米）；噻螨酮（干啤酒花，绿茶，红茶(红茶，发酵茶和干 茶)）；戊唑醇（鲜食葡萄，干葡萄，桃(包括欧盟层面的油桃)，苹果，梨，青椒，樱桃 和杏）；吡唑醚菌酯（柑橘，油籽(除花生外)）；螺虫乙酯（可食用内脏(哺乳动物)）； [...] 啶虫脒（青葱和梅子）以及吡唑萘菌胺。 codexalimentarius.org | The Delegation of the European Union expressed its [...] reservation on a [...] number of MRLs proposed for the following pesticide / commodity combinations: tebuconazole (lettuce, head); acephate / methamidophos [...](rice); hexythiazox [...](hops, dry and tea, green, black (black, fermented and dried)); tebuconazole (table grapes, dried grapes, peaches (includes nectarines at EU level), apples, pears, peppers, cherries and apricots); pyraclostrobin (papaya, citrus, oilseeds (except peanuts)); spirotetramat (edible offal (mammalian)); acetamiprid (spring onions and plums) and isopyrazam. codexalimentarius.org |
瓦克的产品系列VINNAPAS®、GENIOPERL®、HDK®、GENIOSIL®、ELASTOSIL® 和乙酰丙酮 在复合材料工业的许多标准生产工艺中应用非常广泛。 wacker.com | The WACKER products series VINNAPAS®, GENIOPERL®, HDK®, GENIOSIL® und ELASTOSIL® are used in various standard methods employed in the composites industry. wacker.com |
哥伦比亚代表团指出，糙米中乙酰甲 胺 磷和甲胺磷的拟议最高残留限量只能在步 骤5予以通过，并需要农药残留法典委员会进一步审议，因为该产品的国内摄入数据超出 了粮农组织/世卫组织农药残留联席专家会议设定的每日允许摄入量，从而拟议的最高残 留限量无法有效保护消费者的健康。 codexalimentarius.org | The Delegation of Colombia noted that the MRLs proposed for acephate and methamidophos in rice, husked should be adopted at Step 5 only and be further considered by the Committee on Pesticide Residues as the national consumption data for this product exceeded the Acceptable Daily Intake (ADI) established by the Joint FAO/WHO Expert Meeting on Residues of Pesticides (JMPR) therefore the MRLs proposed would not protect consumers’ health. codexalimentarius.org |
177. 鉴于食品添加剂联合专家委员会对过 氧 化 苯 甲 酰 积 极 的安全性评价及其随后被 纳入食品添加剂通用标准食品类别 01.82（乳清粉和乳清产品不包括乳清干酪），食典 委通过了建议的把过氧化苯甲酰纳入乳清粉食典标准。 codexalimentarius.org | In view of the positive [...] safety evaluation of benzoyl peroxide by JECFA and its subsequent inclusion in the GSFA in food category 01.82 (dried whey and whey products, excluding whey cheeses), the Commission adopted the inclusion of benzoyl peroxide in the Codex Standard [...]for Whey Powders as proposed. codexalimentarius.org |
麻管局还 建议中国政府和尚未这样做的其他各国政府以相 同方式密切监测苯乙酸的酯类以及清单所列其他 有机酸的酯类（例如邻氨基苯甲酸和 N-乙酰邻氨 基苯酸）。 incb.org | The Board also recommends that the Government of China and other Governments that are not already doing so closely monitor phenylacetic acid esters and the esters of other scheduled organic acids (i.e. anthranilic acid andN -acetylanthranilic acid) in the same way as they monitor the acids themselves. incb.org |
建立了固相萃取-高效液相色谱-串联质谱(HPLC-MS/MS)同时检测人体尿液 中 N - 乙酰 基 -S -(3,4-二羟基丁基)-L-半胱氨酸(DHBMA) 、 N - 乙酰 基 -S-(3-羟基丙基)半胱氨酸(3-HPMA) 、 N - 乙酰 基 -S -(2-氰乙基)-L-2-氨基-3-巯基羧酸(CEMA)和苯巯基尿酸(SPMA)的检测方法。 chrom-china.com | A method was developed for the simultaneous extraction and determination of four mercapturic acids (MAs), N-acetyl-S-(3,4-dihydroxybutyl)-L-cysteine (DHBMA), N-acetyl-S-(3-hydroxypropyl)-L-cysteine (3-HPMA), N-acetyl-S-(2-carboxyethyl)-L-cysteine (CEMA) and S-phenylmercapturic acid (SPMA), in human urine using solid phase extraction and high performance liquid chromatography-tandem mass spectrometry (HPLC-MS/MS). chrom-china.com |
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