CN104046600B - 多臂聚乙二醇修饰剂的新用途及其在修饰门冬酰胺酶中的应用 - Google Patents
多臂聚乙二醇修饰剂的新用途及其在修饰门冬酰胺酶中的应用 Download PDFInfo
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Abstract
Description
反应条件 | 制备例二 | 制备例三 | 制备例四 |
pH值 | 6.0 | 7.0 | 8.5 |
修饰剂 | 4PALD5K | 4SCM5K | 8SCM10K |
摩尔比(蛋白:PEG:还原剂) | 1:100:5000 | 1:25(不加还原剂) | 1:100(不加还原剂) |
反应温度 | 25℃ | 4℃ | 37℃ |
反应时间(小时) | 5 | 24 | 2 |
蛋白浓度(mg/mL) | 15 | 10 | 1 |
收率(%) | 80 | 78 | 85 |
ASP | 培门冬酶 | 4SCM5K-ASP | 4PALD10K-ASP | |
THP-1 | 0.87μmol/L | 0.78μmol/L | 0.54μmol/L | 0.13μmol/L |
U937 | 0.05μmol/L | 0.18μmol/L | 0.0004μmol/L | 0.06μmol/L |
Raji | 5.3μmol/L | 2.7μmol/L | 3.6μmol/L | 0.8μmol/L |
Jurkat | 4.9μmol/L | 2.4μmol/L | 0.1μmol/L | 0.2μmol/L |
L1210 | 1.26μmol/L | 1.92μmol/L | 1.5μmol/L | 0.44μmol/L |
L5178Y | 8.6μmol/L | 2.7μmol/L | 3.03μmol/L | 2.1μmol/L |
Claims (18)
Priority Applications (3)
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CN201310745273.4A CN104046600B (zh) | 2013-12-30 | 2013-12-30 | 多臂聚乙二醇修饰剂的新用途及其在修饰门冬酰胺酶中的应用 |
US15/109,304 US10406235B2 (en) | 2013-12-30 | 2014-07-28 | Use of multi-arm polyethylene glycol modifier and application of multi-arm polyethylene glycol modifier in L-asparaginasum modification |
PCT/CN2014/083143 WO2015101033A1 (zh) | 2013-12-30 | 2014-07-28 | 多臂聚乙二醇修饰剂的新用途及其在修饰门冬酰胺酶中的应用 |
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CN201310745273.4A CN104046600B (zh) | 2013-12-30 | 2013-12-30 | 多臂聚乙二醇修饰剂的新用途及其在修饰门冬酰胺酶中的应用 |
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CN104046600B true CN104046600B (zh) | 2019-04-05 |
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US (1) | US10406235B2 (zh) |
CN (1) | CN104046600B (zh) |
WO (1) | WO2015101033A1 (zh) |
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CN105802947B (zh) * | 2014-12-29 | 2019-11-19 | 江苏众红生物工程创药研究院有限公司 | 聚乙二醇修饰蛋白及修饰产物纯化的方法 |
CN105796507B (zh) * | 2014-12-29 | 2019-01-18 | 江苏众红生物工程创药研究院有限公司 | 含聚乙二醇化门冬酰胺酶的药物组合物及其制备方法 |
CN105802948B (zh) | 2014-12-29 | 2020-06-09 | 江苏众红生物工程创药研究院有限公司 | 聚乙二醇定点修饰的门冬酰胺酶及其制备方法与应用 |
CN107693796B (zh) * | 2016-06-22 | 2020-12-22 | 江苏众红生物工程创药研究院有限公司 | Peg定点修饰的门冬酰胺酶注射剂 |
CN108525002B (zh) * | 2017-03-01 | 2020-09-29 | 中国科学院化学研究所 | 一种具有高强粘附性能的可注射生物胶水及其制备方法与应用 |
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Citations (3)
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CN1498965A (zh) * | 2002-11-07 | 2004-05-26 | 连云港新阳医药有限公司 | 聚乙二醇修饰门冬酰胺酶的制备方法 |
CN101586099A (zh) * | 2008-05-21 | 2009-11-25 | 北京双鹭药业股份有限公司 | 一种聚乙二醇修饰的门冬酰胺酶及其修饰方法 |
CN102108119A (zh) * | 2009-12-25 | 2011-06-29 | 天津键凯科技有限公司 | 多臂聚乙二醇衍生物及其与药物的结合物和凝胶 |
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MX2009012609A (es) * | 2007-05-22 | 2009-12-07 | Amgen Inc | Composiciones y metodos para producir proteinas de fusion bioactivas. |
WO2011003633A1 (en) | 2009-07-06 | 2011-01-13 | Alize Pharma Ii | Pegylated l-asparaginase |
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US10406235B2 (en) | 2019-09-10 |
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WO2015101033A1 (zh) | 2015-07-09 |
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