Abstract:
:To examine the antiproliferative effect of the combination of docetaxel and sorafenib, applied to the representative non-small cell lung cancer cell line A549 cells either wild type or with acquired resistance to docetaxel (A549/D). The aim of this study is to evaluate the synergistic effect of combination treatment on cell growth inhibition and to elucidate the involved molecular mechanisms. A549 cells with acquired resistance to docetaxel were established by continuous exposure to docetaxel. We examined the effect of different combinatorial treatment on cell proliferation and cell cycle distribution. In addition, the effect of combinatorial treatments on proliferative and apoptotic signalling pathway were studied. Our results showed that the synergistic effect presented when A549 cells were treated with docetaxel followed by sorafenib or when A549/D cells were treated in reverse sequence. Furthermore, we suggested that synergistic effect in A549/D cells was caused by inhibiting P-gp function and altering in the balance of growth and apoptotic signalling pathways. Our data suggested a potential role of sorafenib in chemosensitizing docetaxel-resistant cancer cells. This study also provides molecular evidence for applying different therapeutic strategies for patients with different genetic and proteomic profile.
journal_name
Cell Biochem Biophysjournal_title
Cell biochemistry and biophysicsauthors
He X,Zhang Tdoi
10.1007/s12013-013-9722-5subject
Has Abstractpub_date
2014-03-01 00:00:00pages
411-8issue
2eissn
1085-9195issn
1559-0283journal_volume
68pub_type
杂志文章abstract::Integrative medicine therapy using traditional Chinese medicine (TCM) combined with western medicine has shown some advantages in treating heart failure (HF), such as holistic concept; multi-target treatment; dialectical logic; personalized therapy; formulae compatibility; and reduction of side effects of western medi...
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journal_title:Cell biochemistry and biophysics
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journal_title:Cell biochemistry and biophysics
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