Heparin length in hexasaccharide is the least size for CTXA3 binding, while the length up to dp12-14 is functional important as investigated by its inhibition ability on CTX cytotoxicity.

• 就与心脏毒蛋白A3结合的长度来看，肝素六醣是所需要的最小结合长度；而就抑制心脏毒蛋白A3细胞毒性的性质来看，肝素链长度则需要到十二或十四醣才能发挥作用。