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Blog of Signaling Pathways

miR-17-5p down-regulation contributes to erlotinib resistance in non-small cell lung cancer cells

1584 views | Jul 28 2017

Zhang W et al. indicated that miR-17-5p down-regulation contributes to erlotinib resistance of NSCLC by modulating its target genes such as EZH1 and plasma miR-17-5p might be a potential biomarker of erlotinib response in NSCLC patients. [Read the Full Post]

PI3 Kinase Pathway and MET Inhibition is Efficacious in Malignant Pleural Mesothelioma

1323 views | Jul 27 2017

Kanteti R et al. showed that a combination of crizotinib with BKM120 was highly synergetic in inhibiting MPM tumor growth. In conclusion our findings suggest that dual inhibition of PI3K and MET pathway is an effective strategy in treating MPM as compared to a single agent. [Read the Full Post]

Green tea polyphenol EGCG suppresses osteosarcoma cell growth through upregulating miR-1

1400 views | Jul 27 2017

Zhu K et al. suggested that EGCG has an anticancer effect on OS cells, at least partially, through regulating miR-1/c-MET interaction. [Read the Full Post]

17β-estradiol-induced growth of triple-negative breast cancer cells is prevented by the reduction of GPER expression after treatment with gefitinib

3380 views | Jul 26 2017

Girgert R et al. showed that reduction of GPER expression is a promising therapeutic approach for TNBC. [Read the Full Post]

cMET inhibitor crizotinib impairs angiogenesis and reduces tumor burden in the C3(1)-Tag model of basal-like breast cancer

1437 views | Jul 26 2017

Cozzo AJ et al. showed cMET inhibition by crizotinib limited tumor development and microvascular density in basal-like tumor-bearing mice but did not appear to be an effective preventive agent for BBC. [Read the Full Post]

Essential role of Notch4/STAT3 signaling in epithelial-mesenchymal transition of tamoxifen-resistant human breast cancer

1713 views | Jul 25 2017

Bui QT et al. concluded Notch4 could be a potential target to prevent metastasis in TAM-resistant breast cancer. [Read the Full Post]

Endosulfan inhibits proliferation through the Notch signaling pathway in human umbilical vein endothelial cells

1649 views | Jul 25 2017

Wei J et al. demonstrated that endosulfan inhibited proliferation through the Notch signaling pathway as a result of oxidative stress. In addition, endosulfan can damage the cytoskeleton and block mitosis, which may add another layer of toxic effects on endothelial cells. [Read the Full Post]

Profiling B cell chronic lymphocytic leukemia by reverse phase protein array: Focus on apoptotic proteins

0 views | Jul 24 2017

Frezzato F et al. identified some molecules, particularly those involved in apoptosis control, which could be considered for further studies to design new therapeutic strategies in CLL. [Read the Full Post]

Mutations of the LIM protein AJUBA mediate sensitivity of head and neck squamous cell carcinoma to treatment with cell-cycle inhibitors

845 views | Jul 23 2017

Zhang M et al. identified AJUBA, SMAD4 and RAS mutations as potential candidate biomarkers of response of HNSCC to treatment with these mitotic inhibitors. [Read the Full Post]

Xanthatin anti-tumor cytotoxicity is mediated via glycogen synthase kinase-3β and β-catenin.

0 views | Jul 22 2017

Tao L et al. provided insight into how xanthatin and related molecules could be effectively targeted toward certain tumors. [Read the Full Post]

Common and unique genetic interactions of the poly(ADP-ribose) polymerases PARP1 and PARP2 with DNA double-strand break repair pathways.

0 views | Jul 22 2017

Ghosh R et al. highlighted specific nonoverlapping functions of PARP1 and PARP2 at H2AX-deficient chromatin during replicative phases of the cell cycle and uncover a unique requirement for PARP1 in NHEJ-deficient cells. [Read the Full Post]

Src Is a Potential Therapeutic Target in Endocrine-Resistant Breast Cancer Exhibiting Low Estrogen Receptor-Mediated Transactivation

0 views | Jul 21 2017

Guest SK et al. suggested that src has differential effects in endocrine-resistant cell lines, particularly in tamoxifen resistant models, with low ER genomic activity, providing further evidence of the importance of patient selection for clinical trials testing dasatinib utility in ER+ breast cancer. [Read the Full Post]

Synergistic effects of CD44 and TGF-β1 through AKT/GSK-3β/β-catenin signaling during epithelial-mesenchymal transition in liver cancer cells

1007 views | Jul 21 2017

Park NR et al. demonstrated the synergistic interactions between CD44 and TGF-β1 in EMT induction and CSC properties through the AKT/GSK-3β/β-catenin pathway in HCC cells. [Read the Full Post]

Panobinostat induces apoptosis via production of reactive oxygen species and synergizes with topoisomerase inhibitors in cervical cancer cells

1515 views | Jul 20 2017

Wasim L et al. suggested a combination therapy using inhibitors of histone deacetylase and topoisomerase together could hold the promise for an effective targeted therapeutic strategy. [Read the Full Post]

Inhibition of the NF-κB pathway by nafamostat mesilate suppresses colorectal cancer growth and metastasis

654 views | Jul 19 2017

Lu YX et al. suggest that nafamostat mesilate, a relatively non-toxic drug that targets NF-κB and Erk, may, in combination with oxaliplatin, represent a novel therapeutic strategy for CRC treatment. [Read the Full Post]

Persistent GP130/STAT3 Signaling Contributes to the Resistance of Doxorubicin, Cisplatin, and MEK Inhibitor in Human Rhabdomyosarcoma Cells

0 views | Jul 19 2017

Wu X et al. demonstrated that GP130/STAT3 signaling contributes to the resistance of these drugs in rhabdomyosarcoma cells. They also suggested a potentially novel cancer therapeutic strategy using the combination of inhibitors of GP130/STAT3 signaling with doxorubicin, cisplatin, or AZD6244 for rhabdomyosarcoma treatments. [Read the Full Post]

Histone deacetylase inhibitor panobinostat induces calcineurin degradation in multiple myeloma

1658 views | Jul 19 2017

Imai Y et al. findings underscore the usefulness of calcineurin-targeted therapy in MM patients, including patients who are resistant to bortezomib. [Read the Full Post]

MiR-193a-5p Targets the Coding Region of AP-2α mRNA and Induces Cisplatin Resistance in Bladder Cancers

1427 views | Jul 18 2017

Zhou J et al. concluded that miR-193a-5p induced cisplatin resistance by repressing AP-2α expression in bladder cancer cells. [Read the Full Post]

Activation of EIF4E by Aurora Kinase A Depicts a Novel Druggable Axis in Everolimus-Resistant Cancer Cells

868 views | Jul 17 2017

Katsha A et al. indicated that AURKA plays an important role in the activation of EIF4E and cap-dependent translation. Targeting the AURKA-EIF4E-c-MYC axis using alisertib is a novel therapeutic strategy that can be applicable for everolimus-resistant tumors and/or subgroups of cancers that show overexpression of AURKA and activation of EIF4E and c-MYC. [Read the Full Post]

Effect of alpha lipoic acid on retinal ganglion cell survival in an optic nerve crush model

1884 views | Jul 17 2017

Liu R et al. conclude that the endogenous EPO/EPOR signaling pathway may contribute to the protective effects of ALA in the retina after ONC injury. [Read the Full Post]