论文部分内容阅读
Heparin is a highly negatively charged sulfated linear polymeric glycosaminoglycan consisting predominantly (＞70 ％) of trisulfated disaccharide repeating units which plays a significant role in regulating various of biological and pathological processes,such as cell growth and differentiation,[1]immune defense,[2]metabolism,[3]inflammation[4]and tumor metastasis.