Cross‐talks between cyclooxygenase‐2 and tumor suppressor protein p53: balancing life and death during inflammatory stress and carcinogenesis
E de Moraes, NA Dar… - … journal of cancer, 2007 - Wiley Online Library
Abstract Overexpression of Cyclooxygenase‐2 (COX‐2) is observed in most tumor types.
Increased COX‐2 activity and synthesis of prostaglandins stimulates proliferation …
Increased COX‐2 activity and synthesis of prostaglandins stimulates proliferation …
[HTML][HTML] Cyclooxygenase-2 functionally inactivates p53 through a physical interaction with p53
EM Choi, SR Kim, EJ Lee, JA Han - Biochimica et Biophysica Acta (BBA) …, 2009 - Elsevier
Cyclooxygenase-2 (COX-2), an endoplasmic reticulum-resident protein, has been known to
promote tumorigenesis, but the exact mechanisms involved have not been identified. We …
promote tumorigenesis, but the exact mechanisms involved have not been identified. We …
Cyclooxygenase-2 interacts with p53 and interferes with p53-dependent transcription and apoptosis
CA Corcoran, Q He, Y Huang, MS Sheikh - Oncogene, 2005 - nature.com
Abstract Cyclooxygenase-2 (COX-2) has been implicated in a variety of human
malignancies and, accordingly, COX-2 selective inhibitors are being investigated as …
malignancies and, accordingly, COX-2 selective inhibitors are being investigated as …
Cyclooxygenase-2 suppresses hypoxia-induced apoptosis via a combination of direct and indirect inhibition of p53 activity in a human prostate cancer cell line
XH Liu, A Kirschenbaum, K Yu, S Yao… - Journal of Biological …, 2005 - ASBMB
Although p53-inactivating mutations have been described in the majority of human cancers,
their role in prostate cancer is controversial as mutations are uncommon, particularly in early …
their role in prostate cancer is controversial as mutations are uncommon, particularly in early …
Transcriptional activation of cyclooxygenase-2 by tumor suppressor p53 requires nuclear factor-kappaB
Abstract Overexpression of cyclooxygenase-2 (Cox-2) is thought to exert antiapoptotic
effects in cancer. Here we show that the tumor suppressor p53 upregulated Cox-2 in …
effects in cancer. Here we show that the tumor suppressor p53 upregulated Cox-2 in …
COX-2 regulates p53 activity and inhibits DNA damage-induced apoptosis
We have previously shown that p53 induces cyclooxygenase-2 (COX-2) expression and
COX-2 inhibits p53-or genotoxic stress-induced apoptosis. However, the COX-2 effects have …
COX-2 inhibits p53-or genotoxic stress-induced apoptosis. However, the COX-2 effects have …
[HTML][HTML] P53‐mediated induction of Cox‐2 counteracts p53‐or genotoxic stress‐induced apoptosis
JA Han, JI Kim, PP Ongusaha, DH Hwang… - The EMBO …, 2002 - embopress.org
The identification of transcriptional targets of the tumor suppressor p53 is crucial in
understanding mechanisms by which it affects cellular outcomes. Through expression array …
understanding mechanisms by which it affects cellular outcomes. Through expression array …
Role of p53 in the induction of cyclooxygenase-2 by cisplatin or paclitaxel in non-small cell lung cancer cell lines
ML Duarte, E de Moraes, E Pontes, L Schluckebier… - Cancer letters, 2009 - Elsevier
Non-small cell lung Cancer (NSCLC) is extremely resistant to chemotherapeutic agents,
such as cisplatin. High expression of the inflammatory enzyme Cyclooxygenase-2 (COX-2) …
such as cisplatin. High expression of the inflammatory enzyme Cyclooxygenase-2 (COX-2) …
Inhibition of cyclooxygenase-2 gene expression by p53
K Subbaramaiah, N Altorki, WJ Chung… - Journal of Biological …, 1999 - ASBMB
Oncogenes enhance the expression of cyclooxygenase (Cox)-2, but interactions between
tumor suppressor genes and Cox-2 have not been studied. In the present work, we have …
tumor suppressor genes and Cox-2 have not been studied. In the present work, we have …
p38 regulates cyclooxygenase-2 in human mammary epithelial cells and is activated in premalignant tissue
ML Gauthier, CR Pickering, CJ Miller, CA Fordyce… - Cancer research, 2005 - AACR
The immediate-early gene, cyclooxygenase-2 (COX-2), is induced in a variety of
inflammatory and neoplastic processes and is believed to play an important role in …
inflammatory and neoplastic processes and is believed to play an important role in …
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