Methods The expression of HAase and MMP-9 in human breast cancer was detected using tissue homogenate preparing, enzyme-linked immunoadsorbent assay(ELSA),and immunohistochemistry examination.

• 方法应用组织匀浆、酶连吸附测定法及免疫组化等方法测定HAase和MMP-9在人乳腺癌中的表达和其病理特征比较。