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Blog of Signaling Pathways

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

1171 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

1017 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

1970 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

1744 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.

1103 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

2836 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

2520 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

2287 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]

Nitric oxide plays a dual role in the oxidative injury of cultured rat microglia but not astroglia

0 views | Feb 04 2017

Wang JY et al. suggested that NO exhibits a concentration-dependent dual action of weakening or enhancing oxidative injury in mixed glia, particularly microglia. [Read the Full Post]

Wnt/b-Catenin-Signaling and the Formation of M€uller Glia-Derived Progenitors in the Chick Retina

1580 views | Feb 04 2017

Gallina D, et al 's findings indicate that Wnt-signaling is part of a network initiated by FGF2/MAPK or retinal damage, and activation of canonical Wnt-signaling is required for the formation of proliferating MGPCs. [Read the Full Post]

Signaling through the Phosphatidylinositol 3-Kinase (PI3K)/ Mammalian Target of Rapamycin (mTOR) Axis is Responsible for Aerobic Glycolysis mediated by Glucose Transporter in Epidermal Growth Factor Receptor (EGFR)-mutated Lung Adenocarcinoma

1638 views | Feb 04 2017

Makinoshima H, et al.‘s results suggest that PI3K/AKT/mTOR signaling is indispensable for the regulation of aerobic glycolysis in EGFR-mutated LAD cells. [Read the Full Post]

Pluripotent and Metabolic Features of Two Types of Porcine iPSCs Derived from Defined Mouse and Human ES Cell Culture Conditions

1198 views | Feb 02 2017

These evidences may facilitate understanding of the gene regulation network and metabolism in piPSCs and promote derivation of bona fide pESCs for translational medicine. [Read the Full Post]

Oxygen-glucose deprivation preconditioning protects neurons against oxygen-glucose deprivation/reperfusion induced injury via bone morphogenetic protein-7 mediated ERK, p38 and Smad signalling pathways

1201 views | Feb 02 2017

Guan JH et al. revealed the cellular mechanisms of the neuroprotection mediated by OGDPC, and provides evidence for better understanding of this intrinsic factor against ischemia. [Read the Full Post]

The gender differences in the inhibitory action of UVB-induced melanocyte activation by the administration of tranexamic acid.

2538 views | Feb 01 2017

Hiramoto K et al. suggested that the suppression by tranexamic acid of the UVB-induced melanocyte activation (UVB sensitivity) is stronger in female mice than in male mice and that female hormones and β-endorphin play an important role in this sex difference. [Read the Full Post]