{"currentpage":1,"firstResult":0,"maxresult":10,"pagecode":5,"pageindex":{"endPagecode":5,"startPagecode":1},"records":[{"abstractinfo":"为提高蛋白质组定量分析的准确度、通量和自动程度,构建了由微升级混合离子交换色谱、固定反应器(hIMER)和纳升级反相色谱-电喷雾串级质谱(nanoRPLC-ESI-MS / MS)组成的集成化蛋白质定量分析平台。该平台实现了二甲基标记蛋白质样品在线分离、解、肽段分离鉴定和定量分析。采用质量比为1:1的轻、重标记的蛋白质样品考察该平台的定量性能,发现蛋白质水平二甲基标记效率为90%;蛋白质经 hIMER 在线解10 min 产生的漏切及解产物在 hIMER 柱上的非特异性吸附对定量准确度的影响较小,所有定量到的重/轻标记的蛋白质质量比的平均值为1.01。最后将该平台应用于小鼠腹水肝癌淋巴道高、低转移细胞系差异蛋白质的分析,发现了12种蛋白质在高转移细胞系中低表达,15种蛋白质在高转移细胞系中高表达。以上结果证明了该平台可以实现高准确度和高通量的蛋白质组定量分析。","authors":[{"authorName":"周愿","id":"c7c85059-71ac-4ca6-b6df-5aa98d7da6a7","originalAuthorName":"周愿"},{"authorName":"张珅","id":"906b1e6c-9bc6-46c1-82dc-ecc363f3f565","originalAuthorName":"张珅"},{"authorName":"袁辉明","id":"83e63d87-e27b-47d9-b7d8-0d560a1b3a81","originalAuthorName":"袁辉明"},{"authorName":"张丽华","id":"fbd1ee0f-f2a7-4109-ad20-68cd8a780722","originalAuthorName":"张丽华"},{"authorName":"张玉奎","id":"86343eaf-144b-489d-a7b4-23dc32d1e597","originalAuthorName":"张玉奎"}],"doi":"10.3724/SP.J.1123.2014.01002","fpage":"355","id":"e332831f-fb92-442f-9570-84de49f0c422","issue":"4","journal":{"abbrevTitle":"SP","coverImgSrc":"journal/img/cover/SP.jpg","id":"58","issnPpub":"1000-8713","publisherId":"SP","title":"色谱 "},"keywords":[{"id":"872756c9-3029-46d5-b0bc-0aaf1d4a2f85","keyword":"集成化蛋白质组定量分析平台","originalKeyword":"集成化蛋白质组定量分析平台"},{"id":"03489836-48c5-46bb-af5d-35161a742b4b","keyword":"蛋白质标记","originalKeyword":"蛋白质标记"},{"id":"2107866c-6991-4648-89be-f278e25e0a52","keyword":"定量蛋白质组学","originalKeyword":"定量蛋白质组学"},{"id":"a5d01996-5cd9-4e30-8428-4d43a3b99150","keyword":"固定反应器","originalKeyword":"亲水型固定化酶反应器"}],"language":"zh","publisherId":"sp201404006","title":"集成化蛋白质组定量分析平台的构建及应用","volume":"","year":"2014"},{"abstractinfo":"固定反应器作为蛋白质组学研究中“bottom-up”策略重要的组件,具有解快速、解效率高、稳定性和活性高、简单易操作、能够与多种检测方式联用等优点,对于发展高效快速的蛋白质组学分析方法具有重要意义。本文就固定反应器的制备方法及其在蛋白质组学中的应用做简单的概述,着重介绍固定方法、固定的载体、用于固定的种类。近几年固定反应器的研究集中于提高固量、保持活性、增加解效率、减小非特异性吸附等方面。研究结果表明,采用纳米材料、整体材料等新型载体,提高载体亲水性,采用多同时解等方法能够有效改善固定反应器的性能,提高蛋白质的鉴定效率。","authors":[{"authorName":"张凌怡","id":"5052f220-d906-4616-aa44-f86ef465a3f2","originalAuthorName":"张凌怡"},{"authorName":"王兵兵","id":"e88c90af-98cf-463f-b09f-af728c62aebd","originalAuthorName":"王兵兵"},{"authorName":"上官露露","id":"bea002f3-2361-4536-a7f2-8a37562816b0","originalAuthorName":"上官露露"},{"authorName":"张润生","id":"34654153-1198-4d15-8696-20a7e98c1b84","originalAuthorName":"张润生"},{"authorName":"陈建虎","id":"b250b046-aa62-4cff-8124-b3f54495d391","originalAuthorName":"陈建虎"},{"authorName":"张维冰","id":"0041fe05-79da-430c-b57d-7a72040f6cae","originalAuthorName":"张维冰"}],"doi":"10.3724/SP.J.1123.2015.06028","fpage":"1121","id":"cfcc1657-db73-4cdc-8513-c95177078d49","issue":"11","journal":{"abbrevTitle":"SP","coverImgSrc":"journal/img/cover/SP.jpg","id":"58","issnPpub":"1000-8713","publisherId":"SP","title":"色谱 "},"keywords":[{"id":"8f297b7b-d24b-4cf0-a41d-196225fea6d6","keyword":"固定反应器","originalKeyword":"固定化酶反应器"},{"id":"dd5e6a8e-982d-4fa9-a6ce-b29b892b2910","keyword":"","originalKeyword":"酶"},{"id":"1a079857-cc36-499a-9241-cf8918123de1","keyword":"载体材料","originalKeyword":"载体材料"},{"id":"fdfab1d1-90a1-4ec8-bfd7-b4b247ccbea5","keyword":"蛋白质组学","originalKeyword":"蛋白质组学"},{"id":"821b3ca2-1f85-4e04-9360-3961cc056099","keyword":"制备","originalKeyword":"制备"}],"language":"zh","publisherId":"sp201511004","title":"蛋白质组学中的固定反应器制备的研究进展","volume":"","year":"2015"},{"abstractinfo":"建立了一种新型的固定方法,采用DNA链置换反应成功地在单链DNA标记的磁性纳米粒子上实现了的链置换无损更替.该技术可实现目标的再利用,节约了生产成本.制备的固定胰蛋白反应器具有较好的重复利用性和高切效率,重复使用10次后仍可保持原活性的86%;利用链置换反应制备的MNPs@DNA-Trypsin切马心肌红蛋白5 min后,即可获得95%±0%(n=3)的氨基酸序列覆盖率,远超过相同条件下自由切12 h的结果.实验表明,发展的固定技术具有高磁响应性,便于从反应体系中回收固定和重复使用,同时此技术可显著提高活性,因此可用于固定各种重要的,同时可将其广泛应用于各种反应中.","authors":[{"authorName":"宋佳一","id":"37a6c07f-bd20-4958-8200-0b420d81badf","originalAuthorName":"宋佳一"},{"authorName":"苏萍","id":"425bf4f5-1116-4a64-a62b-0088aadafc49","originalAuthorName":"苏萍"},{"authorName":"杨烨","id":"8256fb40-ccd9-4d97-8c38-765f8a457841","originalAuthorName":"杨烨"},{"authorName":"杨屹","id":"1acec5b0-6732-4ac0-910c-5747613182e7","originalAuthorName":"杨屹"}],"doi":"10.3724/SP.J.1123.2016.10023","fpage":"260","id":"7b35443b-7af0-4bf4-80bd-e8b13b7fd1b1","issue":"3","journal":{"abbrevTitle":"SP","coverImgSrc":"journal/img/cover/SP.jpg","id":"58","issnPpub":"1000-8713","publisherId":"SP","title":"色谱 "},"keywords":[{"id":"4bfeea95-5622-4ffb-9d16-e45d53a8ef92","keyword":"DNA链置换反应","originalKeyword":"DNA链置换反应"},{"id":"076b3c38-55e4-46e9-991a-b78e0d0211cb","keyword":"固定","originalKeyword":"固定化酶"},{"id":"fcb01356-e00a-4f90-8062-ce97de28066b","keyword":"切","originalKeyword":"酶切"},{"id":"f22dd3bb-89b1-4b7d-a86b-fbc5936b4b92","keyword":"高效液相色谱","originalKeyword":"高效液相色谱"},{"id":"eb29f621-513b-4bfc-80ab-9fe7d55a7e81","keyword":"质谱","originalKeyword":"质谱"}],"language":"zh","publisherId":"sp201703007","title":"基于DNA链置换反应的新型固定反应器制备及应用","volume":"35","year":"2017"},{"abstractinfo":"研究了以不同粒径的磁性颗粒为载体的固定反应器在蛋白质解过程中,其粒径大小对团聚、解效率和漏切位点等的影响.实验结果表明,纳米级颗粒的负载量为亚微米级的3.5倍左右.但当固定量相同时,解效率基本相当.而在一定程度上加大磁性颗粒的粒径后,团聚现象得到明显改善.选择磁性载体粒径为20nm的固定反应器,对其性能进一步考察.结果显示胰蛋白与牛血清白蛋白(BSA)的质量比为1∶1时,即能于1 min内实现快速解;当解10 min时,其零漏切位点肽段数和蛋白质序列覆盖率基本达到稳定,并明显优于溶液解水平.通过对漏切位点的统计分析比较,发现固定解与溶液解时的漏切位点规律基本类似.因此,采用不同粒径磁性载体制备的固定反应器均可在蛋白质组学研究中提供快速、高效的解.","authors":[{"authorName":"张姣","id":"80a80c8a-57f3-487f-a279-ad037082bb34","originalAuthorName":"张姣"},{"authorName":"周廉淇","id":"76898127-77c0-41db-b444-764a61f05d38","originalAuthorName":"周廉淇"},{"authorName":"田芳","id":"c0809336-d817-46c2-9bf6-3c9de94156db","originalAuthorName":"田芳"},{"authorName":"张养军","id":"60c1240a-40b3-4c5b-9541-de7d36967a4d","originalAuthorName":"张养军"},{"authorName":"钱小红","id":"95e3b963-0d4e-4944-8535-0bc3f3f8bba9","originalAuthorName":"钱小红"}],"doi":"10.3724/SP.J.1123.2012.10019","fpage":"102","id":"c26d5abe-95e0-480e-a6b0-c24d3ecbe4bc","issue":"2","journal":{"abbrevTitle":"SP","coverImgSrc":"journal/img/cover/SP.jpg","id":"58","issnPpub":"1000-8713","publisherId":"SP","title":"色谱 "},"keywords":[{"id":"71637944-569a-4d50-b596-c591f8f04507","keyword":"磁性颗粒","originalKeyword":"磁性颗粒"},{"id":"d8c6c768-00bc-44e4-aed3-c92510908028","keyword":"固定反应器","originalKeyword":"固定化酶反应器"},{"id":"07c47ad7-ad7e-49d7-8c3f-0e55c3478e14","keyword":"蛋白质组学","originalKeyword":"蛋白质组学"},{"id":"e09ecf5c-4ac6-4089-8945-1d266a30caa1","keyword":"蛋白质解","originalKeyword":"蛋白质酶解"}],"language":"zh","publisherId":"sp201302003","title":"采用磁性载体制备的固定反应器的载体粒径对蛋白质解性能的影响","volume":"31","year":"2013"},{"abstractinfo":"综述了在聚合物膜上固定脂肪的方法及脂肪反应器的应用.重点讨论了纤维素膜、聚丙烯腈膜和聚砜膜表面的化学改性途径及其与脂肪的偶联方法.","authors":[{"authorName":"彭立凤","id":"69498792-252b-4041-bbb3-0e0dc7cc5896","originalAuthorName":"彭立凤"},{"authorName":"刘新喜","id":"b3c1f930-5d7d-450f-b207-15c01ecb3e5b","originalAuthorName":"刘新喜"},{"authorName":"杨国营","id":"8c830e73-19f4-4a5e-a26f-83fd85755a3b","originalAuthorName":"杨国营"},{"authorName":"高文玲","id":"8085fcf2-b67d-4f73-befc-52d1b55a954b","originalAuthorName":"高文玲"},{"authorName":"谭天伟","id":"c151a0b0-4dd4-4226-8e31-4bd173aca6f0","originalAuthorName":"谭天伟"}],"doi":"10.3969/j.issn.1007-8924.2001.02.011","fpage":"44","id":"0891ac5f-8ecc-490f-a2e3-f32d54d85acf","issue":"2","journal":{"abbrevTitle":"MKXYJS","coverImgSrc":"journal/img/cover/MKXYJS.jpg","id":"54","issnPpub":"1007-8924","publisherId":"MKXYJS","title":"膜科学与技术 "},"keywords":[{"id":"f43fb32e-84a9-4eee-bcd1-3a8aea7f0d8d","keyword":"膜","originalKeyword":"膜"},{"id":"21013bca-cb7e-478a-bea5-deaba369353b","keyword":"膜反应器","originalKeyword":"膜反应器"},{"id":"7321990d-975c-423d-92f1-5ed7aca64557","keyword":"脂肪","originalKeyword":"脂肪酶"},{"id":"e9043fe5-8217-4737-8fbf-66f03fa1edf1","keyword":"反应器","originalKeyword":"酶反应器"}],"language":"zh","publisherId":"mkxyjs200102011","title":"固定脂肪聚合物膜的改性及脂肪反应器的应用","volume":"21","year":"2001"},{"abstractinfo":"针对传统溶液解存在的解时间较长、自切物干扰以及蛋白不能重复使用等缺陷,通过电子转移生成催化剂的原子转移自由基聚合法修饰银丝,并以其为载体制备了一种新型的固定反应器.用质谱考察了银丝固定反应器(SW-Trypsin)的解效率、重复性和回收率.结果表明:绒毛状聚合物修饰的SW-Trypsin的解效率较高,解标准蛋白牛血清白蛋白(BSA)20 min后,肽段的氨基酸序列覆盖率可达93%,高于传统溶液解方法解16h所得79%的覆盖率.使用该固定反应器于一个月内8次解BSA所得的氨基酸序列覆盖率在89%到97%之间,平均覆盖率为94%,显示出良好的稳定性.另外,该固定反应器解马心肌红蛋白(MYO)的回收率为87.67%.最后,用SW-Trypsin解腾冲嗜热菌全蛋白20 min,所鉴定到的氨基酸序列覆盖率和蛋白数量与同样条件下溶液解16h的结果接近,且零漏切位点肽段的比例更高.加之容易分离的优点,SW-Trypsin在蛋白质组学的应用中具有良好的前景.","authors":[{"authorName":"周廉淇","id":"58bb47f7-2975-4210-82da-5788cc2fed2d","originalAuthorName":"周廉淇"},{"authorName":"张姣","id":"f9797cac-157e-43c1-a485-f9f579682ae4","originalAuthorName":"张姣"},{"authorName":"田芳","id":"4e26be6b-7702-471f-9987-abcdba758cb7","originalAuthorName":"田芳"},{"authorName":"张养军","id":"11b4172b-4e89-4571-94e3-a25cb69ca177","originalAuthorName":"张养军"},{"authorName":"钱小红","id":"35aab789-e051-4e0b-9c8c-03ec3594ab4e","originalAuthorName":"钱小红"}],"doi":"10.3724/SP.J.1123.2012.10030","fpage":"355","id":"6789da8f-ae6a-46f9-90a0-b95c7642275b","issue":"4","journal":{"abbrevTitle":"SP","coverImgSrc":"journal/img/cover/SP.jpg","id":"58","issnPpub":"1000-8713","publisherId":"SP","title":"色谱 "},"keywords":[{"id":"fff1ab59-d8f6-446e-8e3a-5ab99b5a0374","keyword":"原子转移自由基聚合反应","originalKeyword":"原子转移自由基聚合反应"},{"id":"14d1143d-e645-42d9-9a36-e60e8f809fab","keyword":"蛋白质组学","originalKeyword":"蛋白质组学"},{"id":"3b17bf12-522c-43be-a5fd-95bdccd38cbb","keyword":"质谱","originalKeyword":"质谱"},{"id":"3cf9b5f9-3e30-45cc-b786-41ed6b471a57","keyword":"固定反应器","originalKeyword":"固定化酶反应器"},{"id":"8ff5bb57-7566-4bd6-822b-b0752972c150","keyword":"银丝","originalKeyword":"银丝"}],"language":"zh","publisherId":"sp201304013","title":"原子转移自由基聚合修饰银丝固定反应器的制备及在蛋白质组鉴定中的应用","volume":"31","year":"2013"},{"abstractinfo":"以氯乙酰化聚苯乙烯微球载体为大分子引发剂,以甲基丙烯酸缩水甘油酯和亲水性丙烯酰胺为共聚接枝单体,以氯化亚铜及2,2'-联吡啶为催化体系,采用原子转移自由基聚合法接枝合成了具有柔性链的梳状环氧聚合物载体PS-acyl-P(AM-co-GMA),并将其用于耐有机溶剂YCJ01脂肪的共价柔性固定.结果表明,固定催化对硝基苯酚棕榈酸酯水解的最适温度为45~55℃,pH=8.5,此时活为16.6 U/g;在80℃以下,pH=5~10时,的活性稳定;连续进行7次间歇操作,固定保留初始活性的73.5%;于4℃保存60 d,活仍剩余86.8%.经梳状环氧载体柔性固定后,该脂肪对有机溶剂的耐受性有所提高.","authors":[{"authorName":"曲伟光","id":"c029595c-4528-4ee4-a753-b3f8d1661c67","originalAuthorName":"曲伟光"},{"authorName":"魏荣卿","id":"6e8308be-f789-4396-ae72-49ebc6fe91ba","originalAuthorName":"魏荣卿"},{"authorName":"何冰芳","id":"0b522c1a-e835-4905-9bba-360bed54a804","originalAuthorName":"何冰芳"},{"authorName":"刘晓宁","id":"f41c6cac-aa82-4f08-9f67-7bded293c560","originalAuthorName":"刘晓宁"},{"authorName":"仲玉","id":"1d5b0735-3dfb-4837-a08c-5d3ce3d21c10","originalAuthorName":"仲玉"},{"authorName":"陈新营","id":"03be0191-75df-43a8-9ead-a19367536472","originalAuthorName":"陈新营"}],"doi":"10.3724/SP.J.1088.2011.10536","fpage":"1869","id":"803fa375-d0a8-4c6b-9bcb-5dfdc42bc1c2","issue":"12","journal":{"abbrevTitle":"CHXB","coverImgSrc":"journal/img/cover/CHXB.jpg","id":"18","issnPpub":"0253-9837","publisherId":"CHXB","title":"催化学报 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