Abstract:
:RC-RNase exerts anti-cancer effects on many tumors. However, the mechanisms by which RC-RNase induces cytotoxicity in different tumor cells are unclear. Currently, estrogen receptor (ER)-positive and negative breast tumors are treated with RC-RNase. Our data demonstrate that RC-RNase induces cell death on ER-positive but not on ER-negative breast tumors. This study also shows that down-regulation of ER and Bcl-2 is found on RC-RNase-treated ER-positive breast tumors. Additionally, Bcl-2 overxpression can prevent ER-positive breast tumors from cell death treated with RC-RNase. In summary, this study demonstrates that RC-RNase-induced cell death of ER-positive breast tumors is through regulation of ER and Bcl-2.
journal_name
Oncol Repjournal_title
Oncology reportsauthors
Tseng HH,Yu YL,Chen YL,Chen JH,Chou CL,Kuo TY,Wang JJ,Lee MC,Huang TH,Chen MH,Yiang GTdoi
10.3892/or.2010.1114subject
Has Abstractpub_date
2011-03-01 00:00:00pages
849-53issue
3eissn
1021-335Xissn
1791-2431journal_volume
25pub_type
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