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胶乳免疫比浊测定用S-4FB-氨糖修饰的羧基微球、合成方法及应用
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9Claims · 3 independent
§ Ⅰ
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Inventor
丁自更; 刘照关; 任明飞; 刘占全; 张向辉; 蔡双朋; 纪艳; 林家旺
IPC Classification
C08F 8/30 (2006.01)B01J 13/02 (2006.01)C08F 8/32 (2006.01)C08F 12/08 (2006.01)G01N 21/59 (2006.01)G01N 21/49 (2006.01)
本发明涉及一种胶乳免疫比浊测定用S‑4FB氨糖修饰的羧基微球、合成方法及应用。本发明在羧基聚苯乙烯微球的基础上通过氨基葡聚糖修饰、S‑4FB修饰得到S‑4FB‑氨糖修饰的胶乳免疫比浊测定用微球,所制得S‑4FB‑氨糖修饰的羧基微球具有活性基团,能够直接与带有氨基的生物分子进行偶联,操作简便高效,偶联效率高,抗干扰能力强,稳定性好。采用本发明S‑4FB‑氨糖修饰的羧基微球作为指示微球制备检测试剂,试剂的重复性、线性、加速稳定性、试剂盒相关性均优于未修饰的羧基聚苯乙烯微球。因此,本发明所述的S‑4FB‑氨糖修饰的羧基微球在体外检测方面具有广阔的应用前景。
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