It is also a potent inhibitor of heparanase,an enzyme that plays a key role in both tumor metastasis and angiogenesis.

• 同时它也是一种强效的乙酰肝素酶抑制剂，乙酰肝素酶是一种在肿瘤转移以及血管生长过程中起关键作用的酶。