Blog of Signaling Pathways

Acquired Resistance to the Hsp90 Inhibitor, Ganetespib, in KRAS-Mutant NSCLC Is Mediated via Reactivation of the ERK-p90RSK-mTOR Signaling Network

1987 views | Jun 20 2017

Chatterjee S et al. offered a way forward for Hsp90 inhibitors through the rational design of Hsp90 inhibitor combinations that may prevent and/or overcome resistance to Hsp90 inhibitors, providing an effective therapeutic strategy for KRAS-mutant NSCLC. [Read the Full Post]

Computational Modeling of PI3K/AKT and MAPK Signaling Pathways in Melanoma Cancer

0 views | Jun 19 2017

Pappalardo F et al. showed a computational model able to simulate the main biochemical and metabolic interactions in the PI3K/AKT and MAPK pathways potentially involved in melanoma development. [Read the Full Post]

A novel multi-CDK inhibitor P1446A-05 restricts melanoma growth and produces synergistic effects in combination with MAPK pathway inhibitors

524 views | Jun 19 2017

Eliades P et al. founf that targeting cell cycle and transcriptional CDKs with a small molecule multi-CDK inhibitor is a viable approach for developing novel anti-melanoma therapeutics. [Read the Full Post]

Histone Deacetylase Inhibitor RGFP109 Overcomes Temozolomide Resistance by Blocking NF-κB-Dependent Transcription in Glioblastoma Cell Lines

5608 views | Jun 18 2017

Li ZY et al. showed that RGFP109, an HDAC inhibitor, in combination with TMZ may be a therapeutic candidate for patients with temozolomide-resistant GBM. [Read the Full Post]

PARP Inhibitor Activity Correlates with SLFN11 Expression and Demonstrates Synergy with Temozolomide in Small Cell Lung Cancer

1255 views | Jun 18 2017

Lok BH et al. found that SLFN11 is a relevant predictive biomarker of sensitivity to PARP inhibitor monotherapy in SCLC and we identify combinatorial therapy with TMZ as a particularly promising therapeutic strategy that warrants further clinical investigation. [Read the Full Post]

Cryo-EM reveals a novel octameric integrase structure for betaretroviral intasome function

1284 views | Jun 17 2017

Ballandras-Colas A et al. revealed a novel octameric integrase structure for betaretroviral intasome function. [Read the Full Post]

Exploiting Temporal Collateral Sensitivity in Tumor Clonal Evolution.

1609 views | Jun 17 2017

Zhao B, et al. identified new strategies to treat dynamic tumor vulnerabilities. [Read the Full Post]

Ethacrynic acid improves the antitumor effects of irreversible epidermal growth factor receptor tyrosine kinase inhibitors in breast cancer

2794 views | Jun 16 2017

Liu B et al. concluded that EA synergistically enhances the antitumor effects of irreversible EGFR TKIs in breast cancer. [Read the Full Post]

Functionalized gold nanoparticles improve afatinib delivery into cancer cells

2589 views | Jun 16 2017

Coelho SC et al. found that PEGAuNPs with afatinib is a promising antitumor delivery system for cancer therapy as it improves drug efficacy, allowing a reduction in drug dose used and minimizing possible toxicity-related side effects. [Read the Full Post]

Inhibition of acquired-resistance hepatocellular carcinoma cell growth by combining sorafenib with phosphoinositide 3-kinase and rat sarcoma inhibitor

994 views | Jun 15 2017

Wu CH et al. found that both inhibitors of PI3K/mTOR and RAS/ERK signaling are potentially effective antihepatocellular carcinoma drugs especially in treating sorafenib-resistant hepatocellular carcinoma. [Read the Full Post]

A role of KIT receptor signaling for proliferation and differentiation of rat stem Leydig cells in vitro

2667 views | Jun 15 2017

Liu S et al. found KITL is a growth factor that regulates the development of the stem Leydig cell. [Read the Full Post]

Platelet-derived growth factor (PDGF)-induced activation of Erk5 MAP-kinase is dependent on Mekk2, Mek1/2, PKC and PI3-kinase, and affects BMP signaling

5803 views | Jun 14 2017

Tsioumpekou M et al. found that PDGF-BB-induced Erk5 activation involves parallel stimulatory and inhibitory pathways and promotes Smad1/5/8 signaling. [Read the Full Post]

Analysis of Endogenous Protein Interactions of Polycomb Group of Proteins in Mouse Embryonic Stem Cells.

2649 views | Jun 14 2017

Morey L et al. described several methods to study Polycomb architecture, and identification of novel interactors in both pluripotent and differentiating mouse embryonic stem cells. [Read the Full Post]

Transmembrane protein 88 attenuates liver fibrosis by promoting apoptosis and reversion of activated hepatic stellate cells

1956 views | Jun 13 2017

Cai SP et al. found that Tmem88 played an important role in HSCs activation, proliferation and apoptosis, and Tmem88 expression might be modulated by Dnmt3a. [Read the Full Post]

Exosomes derived from HCC cells induce sorafenib resistance in hepatocellular carcinoma both in vivo and in vitro

1058 views | Jun 13 2017

Qu Z et al. found the important role of HCC cell-derived exosomes in the drug resistance of liver cancer cells and demonstrate the intrinsic interaction between exosomes and their targeted tumor cells. [Read the Full Post]

PRRT2 inhibits the proliferation of glioma cells by modulating unfolded protein response pathway

2160 views | Jun 12 2017

Bi G et al. found that PRRT2 as a tumor suppressor in glioma and provide a promising target for potential therapeutic intervention. [Read the Full Post]

DDX17 nucleocytoplasmic shuttling promotes acquired gefitinib resistance in non-small cell lung cancer cells via activation of β-catenin

4224 views | Jun 12 2017

Li K et al. revealed a novel and important mechanism by which DDX17 contributes to acquired gefitinib resistance through exportin/importin-dependent cytoplasmic shuttling and followed by activation of β-catenin, and DDX17 inhibition may be a promising strategy to overcome acquired resistance of gefitinib in NSCLC patients. [Read the Full Post]

Metformin and gefitinib cooperate to inhibit bladder cancer growth via both AMPK and EGFR pathways joining at Akt and Erk

1989 views | Jun 11 2017

Peng M, et al. found these two drugs may be an excellent combination for the treatment of bladder cancer through intravesical instillation. [Read the Full Post]

Adipocyte-specific CD1d-deficiency mitigates diet-induced obesity and insulin resistance in mice

3496 views | Jun 11 2017

Satoh M et al. indicated that interactions between NKT cells and CD1d-expressing adipocytes producing endogenous NKT cell ligands play a critical role in the induction of inflammation and functional modulation of adipose tissue that leads to obesity. [Read the Full Post]

miRNA-106a directly targeting RARB associates with the expression of Na(+)/I(-) symporter in thyroid cancer by regulating MAPK signaling pathway

1140 views | Jun 10 2017

Shen CT et al. provided new strategies for the diagnosis and treatment in radioiodine-refractory differentiated thyroid carcinoma. [Read the Full Post]