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羧基化氧化石墨烯-谷氨酸复合物的抗凝血性能

顾皓 周宁琳 樊云婷 王晓丹 李文秀 沈健

高等学校化学学报2013,Vol.34Issue(2):479-484,6.
高等学校化学学报2013,Vol.34Issue(2):479-484,6.DOI:10.7503/cjcu20120522

羧基化氧化石墨烯-谷氨酸复合物的抗凝血性能

Anticoagulant Properties on Carboxylated Graphene Oxide-Glutamic Acid Composite

顾皓 1周宁琳 2樊云婷 1王晓丹 2李文秀 3沈健1

作者信息

  • 1. 南京师范大学化学与材料科学学院,江苏省生物医药功能材料工程研究中心,南京210023
  • 2. 江苏省生物功能材料重点实验室,南京210023
  • 3. 南京大学,江苏省表面与界面工程技术研究中心,南京210093
  • 折叠

摘要

Abstract

Anticoagulation properties of biomaterials are crucial for biomedical applications, especially for blood-contacting materials. Carboxylated graphene oxide complexes with L-glutamic acid was prepared. The complexes were characterized by FTIR, static contact angle ( SCA) , XRD and TG. The anticoagulation properties of complexes were evaluated by hemolysis test and recalcification time test. The results show that the L-glutamic acid has been coordinated on graphene oxide sheet layer. The plasma recalcification time were prolonged greatly as compared to whole blood. At lower concentrations, the hemolysis rates was less than 5% , which met the requirements of biomedical materials.

关键词

羧基化氧化石墨烯/L-谷氨酸/溶血实验/复钙时间

Key words

Carboxylated graphene oxide/ L-Glutamic acid/ Hemolysis test/ Plasma recalcification time

分类

化学化工

引用本文复制引用

顾皓,周宁琳,樊云婷,王晓丹,李文秀,沈健..羧基化氧化石墨烯-谷氨酸复合物的抗凝血性能[J].高等学校化学学报,2013,34(2):479-484,6.

基金项目

江苏省"六大人才高峰"高层次人才项目(批准号:NY-031)、江苏高校优势学科建设工程资助项目(批准号:PAPD)和江苏省产学研前瞻性联合研究项目(批准号:BY2011109)资助. (批准号:NY-031)

高等学校化学学报

OA北大核心CSCDCSTPCD

0251-0790

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