2 不典型腺细胞（atypia glandular cells, AGC）和原位腺癌（adenocarcinoma in situ, AIS） 2.1 AGC 的亚类 2001 年Bethesda 系统将腺上皮细胞异常（严重度低于腺癌者）分为...
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方法：采用组织酶谱分析和DQ明胶原位酶谱分析方法检测乳腺癌组织中明胶酶活性。
Methods Gelatinolytic activity was detected with tissue zymography and in situ zymography technique using DQ-gelatin.
结论完整组织原位移植法可提高人乳腺癌异种移植的成功率和转移率。
Conclusions Tumorigenicity and metastatic potential can be improved in human breast carcinoma xenografts using intact fresh tumor tissue and orthotopic grafts.
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