甲壳素/壳聚糖止血机理及应用

被引:74
作者
马军阳
陈亦平
李俊杰
柏金根
姚康德
机构
[1] 天津大学高分子材料研究所
关键词
甲壳素; 壳聚糖; 止血; 机理;
D O I
暂无
中图分类号
R96 [药理学];
学科分类号
100706 [药理学];
摘要
甲壳素通过蛋白质介导黏附血小板,形成的甲壳素/血小板复合物加速血纤维蛋白单体的聚合并共同形成凝块;另一方面,甲壳素诱导红细胞聚集,刺激血管收缩,最终形成血栓,封合伤口。壳聚糖的止血机理基本类似于甲壳素,但两者对红细胞的聚集程度和对补体的激活程度存在一定差异。甲壳素独特的三次结晶结构(包括α型和β型)赋予甲壳素优良的止血功能;壳聚糖的止血效果则与它的分子量、脱乙酰度、质子化程度和物理形式等有关。本文综述了甲壳素和壳聚糖的止血机理及应用情况。
引用
收藏
页码:442 / 445
页数:4
相关论文
共 14 条
[1]
Compressive Optic Neuropathy after Use of Oxidized Regenerated Cellulose in Orbital Surgery.[J].Yonca Ozkan Arat;E. Ulysses Dorotheo;Rosa A. Tang;Milton Boniuk;Jade S. Schiffman.Ophthalmology.2006, 2
[2]
Making sense of the preclinical literature on advanced hemostatic products [J].
Pusateri, AE ;
Holcomb, JB ;
Kheirabadi, BS ;
Alam, HB ;
Wade, CE ;
Ryan, KL .
JOURNAL OF TRAUMA-INJURY INFECTION AND CRITICAL CARE, 2006, 60 (03) :674-682
[3]
A special report on the chitosan-based hemostatic dressing: Experience in current combat operations [J].
Wedmore, I ;
McManus, JG ;
Pusateri, AE ;
Holcomb, JB .
JOURNAL OF TRAUMA-INJURY INFECTION AND CRITICAL CARE, 2006, 60 (03) :655-658
[4]
Synergistic platelet integrin signaling and factor XII activation in poly-N-acetyl glucosamine fiber-mediated hemostasis [J].
Fischer, TH ;
Thatte, HS ;
Nichols, TC ;
Bender-Neal, DE ;
Bellinger, DA ;
Vournakis, JN .
BIOMATERIALS, 2005, 26 (27) :5433-5443
[5]
Poly-N-Acetyl Glucosamine–Mediated Red Blood Cell Interactions.[J].Hemant S. Thatte;Sofija E. Zagarins;Mansoor Amiji;Shukri F. Khuri.The Journal of Trauma: Injury; Infection; and Critical Care.2004, 1 Su
[6]
Comparative evaluation of absorbable hemostats: advantages of fibrin-based sheets [J].
Krishnan, LK ;
Mohanty, M ;
Umashankar, PR ;
Lal, AV .
BIOMATERIALS, 2004, 25 (24) :5557-5563
[7]
Influence of the chain length of chitosan on complement activation [J].
Suzuki, Y ;
Miyatake, K ;
Okamoto, Y ;
Muraki, E ;
Minami, S .
CARBOHYDRATE POLYMERS, 2003, 54 (04) :465-469
[8]
Effects of chitin and chitosan on blood coagulation [J].
Okamoto, Y ;
Yano, R ;
Miyatake, K ;
Tomohiro, I ;
Shigemasa, Y ;
Minami, S .
CARBOHYDRATE POLYMERS, 2003, 53 (03) :337-342
[9]
The RDH Bandage: Hemostasis and survival in a lethal aortotomy hemorrhage model [J].
Vournakis, JN ;
Demcheva, M ;
Whitson, AB ;
Finkielsztein, S ;
Connolly, RJ .
JOURNAL OF SURGICAL RESEARCH, 2003, 113 (01) :1-5
[10]
Influence of functional groups on the in vitro anticoagulant activity of chitosan sulfate [J].
Huang, RH ;
Du, YM ;
Yang, JH ;
Fan, LH .
CARBOHYDRATE RESEARCH, 2003, 338 (06) :483-489