Blog of Signaling Pathways

Opposing roles of TGF-β and EGF in the regulation of TRAIL-induced apoptosis in human breast epithelial cells

1884 views | Feb 15 2017

Li W et al. revealed a fine regulation by EGF and TGF-β of sensitivity of human breast epithelial cells to TRAIL which may be relevant during morphogenesis. [Read the Full Post]

Dual targeting of mTORC1 and mTORC2 by INK-128 potently inhibits human prostate cancer cell growth in vitro and in vivo

0 views | Feb 15 2017

The preclinical results of Jiang SJ, et al.'s study suggest that INK-128 could be further investigated as a promising anti-prostate cancer agent. [Read the Full Post]

Palmitate increases musclin gene expression through activation of PERK signaling pathway in C2C12 myotubes

0 views | Feb 14 2017

Gu N, et al.'s findings suggest that palmitate increases musclin gene expression via the activation of the PERK signaling pathway in C2C12 myotubes. [Read the Full Post]

NBAT1 suppresses breast cancer metastasis by regulating DKK1 via PRC2

1189 views | Feb 13 2017

Hu P, et al.‘s ’ study demonstrates that long noncoding RNA NBAT1 is a potential breast cancer prognostic marker, as well as a potential therapeutic target to inhibit breast cancer metastasis. [Read the Full Post]

Epithelial-Mesenchymal Transition Predicts Polo-Like Kinase 1 Inhibitor-Mediated Apoptosis in Non-Small Cell Lung Cancer

1572 views | Feb 13 2017

In Ferrarotto R, et al.'s first reported large-scale integrated analysis of PLK1 inhibitor sensitivity, we demonstrated that EMT leads to PLK1 inhibition sensitivity of NSCLC cells. Our findings have important clinical implications for mesenchymal NSCLC, a significant subtype of the disease that is associated with resistance to currently approved targeted therapies. [Read the Full Post]

The PI3K/Akt Pathway Regulates Oxygen Metabolism via Pyruvate Dehydrogenase (PDH)-E1α Phosphorylation

5217 views | Feb 12 2017

Cerniglia GJ, et al.‘s’ findings highlight an association between the PI3K/mTOR pathway and tumor cell oxygen consumption that is regulated in part by PDH phosphorylation. These results have important implications for understanding the effects of PI3K pathway activation in tumor metabolism and also in designing cancer therapy trials that use inhibitors of this pathway. [Read the Full Post]

Delocalized Claudin-1 promotes metastasis of human osteosarcoma cells

0 views | Feb 12 2017

Jian Y, et al.'s study implied that delocalization of claudin-1 induced by PKC phosphorylation contributes to metastatic capacity of OS cells. [Read the Full Post]

Ajuba Phosphorylation by CDK1 Promotes Cell Proliferation and Tumorigenesis

0 views | Feb 11 2017

Chen X, et al. revealed a previously unrecognized mechanism for Ajuba regulation in mitosis and its role in tumorigenesis. [Read the Full Post]

Activation of the p62-Keap1-NRF2 Pathway Protects Against Ferroptosis in Hepatocellular Carcinoma Cells

0 views | Feb 11 2017

Sun X, et al.'s findings demonstrate novel molecular mechanisms and signaling pathways of ferroptosis; the status of NRF2 is a key factor that determines the therapeutic response to ferroptosis-targeted therapies in HCC cells. [Read the Full Post]

Cyclopiazonic acid, an inhibitor of calcium-dependent ATPases with antiviral activity against human respiratory syncytial virus

0 views | Feb 10 2017

Cui R et al.‘s’ findings provide a new strategy for anti-RSV therapy via increasing intracellular calcium concentration. [Read the Full Post]

Lipopolysaccharide supports maintaining the stemness of CD133(+) hepatoma cells through activation of the NF-κB/HIF-1α pathway

1497 views | Feb 10 2017

The study of Lai FB, et al. highlighted LPS as a potential target for developing new therapeutic approaches to eliminate CSCs during the treatment of HCC. [Read the Full Post]

Integrin αvβ1 Modulation Affects Subtype B Avian Metapneumovirus Fusion Protein-mediated Cell-Cell Fusion and Virus Infection

1354 views | Feb 09 2017

Yun B, et al. suggested that integrin αvβ1 is a functional receptor for aMPV/B F protein-mediated membrane fusion and virus infection, which will provide new insights on the fusogenic mechanism and pathogenesis of aMPV. [Read the Full Post]

Human UDP-glucuronosyltransferase (UGT) 2B10: Validation of cotinine as a selective probe substrate, inhibition by UGT enzyme selective inhibitors and antidepressant and antipsychotic drugs, and structural determinants of enzyme inhibition

2386 views | Feb 09 2017

Pattanawongsa A, et al.'s result indicates that these drugs may perpetrate inhibitory drug-drug interactions when coadministered with compounds that are cleared predominantly by UGT2B10. [Read the Full Post]

EMT is associated with, but does not drive resistance to ALK inhibitors among EML4-ALK non-small cell lung cancer

2112 views | Feb 08 2017

This study warrants more exploration of HSP90 inhibitors for ALK-positive patients who progress on 1st and 2nd line ALK inhibitor therapy. [Read the Full Post]

RNA polymerase I transcription is modulated by spatial learning in different brain regions.

1463 views | Feb 08 2017

Capitano F, et al.'s results suggest that de novo rRNA transcription is a necessary step for spatial memory consolidation and that after learning it occurs in several brain regions with a complex spatio-temporal dynamic. This article is protected by copyright. All rights reserved. [Read the Full Post]

Inflammatory CXCL12-CXCR4/CXCR7 axis mediates G-protein signaling pathway to influence the invasion and migration of nasopharyngeal carcinoma cells

0 views | Feb 07 2017

Qiao N, et al.'s conclusions may provide key evidence for NPC aetiology which can be further investigated to develop novel molecular targets for NPC treatments. [Read the Full Post]

AKT and 14-3-3 Regulate Notch4 Nuclear Localization

3255 views | Feb 06 2017

Ramakrishnan G, et al.'s findings provide a novel mechanism for Notch4-ICD regulation, suggesting a negative regulatory role for the PI3K-AKT pathway in Notch4 nuclear signaling. [Read the Full Post]

Mechanisms of Acquired Resistance to AZD9291 A Mutation-Selective, Irreversible EGFR Inhibitor

2996 views | Feb 06 2017

Kim TM, et al.'s result shows that Acquired resistance mechanisms of AZD9291 in patients with EGFR-mutant NSCLC who failed treatment with first-generation EGFR TKIs include the loss of EGFR-mutant clones plus alternative pathway activation or histologic transformation and EGFR ligand-dependent activation. [Read the Full Post]

EGFR Exon 18 Mutations in Lung Cancer: Molecular Predictors of Augmented Sensitivity to Afatinib or Neratinib as Compared with First- or Third-Generation TKIs

2647 views | Feb 05 2017

Kobayashi Y, et al.’‘s result shows that’Lung cancers harboring exon 18 mutations should not be overlooked in clinical practice. These cases can be best treated with afatinib or neratinib, although the currently available in vitro diagnostic kits cannot detect all exon 18 mutations [Read the Full Post]

Ph-like ALL-related novel fusion kinase ATF7IP-PDGFRB exhibits high sensitivity to tyrosine kinase inhibitors in murine cells.

0 views | Feb 05 2017

Ishibashi T, et al.'s observations suggest the therapeutic importance of tyrosine kinase inhibitors and possibly MEK inhibitor for a subset of BCP-ALL harboring PDGFRB-related fusion kinases. [Read the Full Post]