HCCLM6 demonstrated stronger invasiveness and higher metastatic potential than HCCLM3, although the former had morphological and in vitro biological properties similar to those of the latter.

• HCCLM6的形态学和体外生物学特性与HCCLM3相似，但裸鼠体内接种后所表现的侵袭性和自发性转移特性又有了显著增强。