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Blog of Signaling Pathways

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

2745 views | Dec 30 2016

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]

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.

1102 views | Dec 29 2016

The study of Guan JH, et al. primarily 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]

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

2272 views | Dec 29 2016

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]

AKT and 14-3-3 Regulate Notch4 Nuclear Localization

3210 views | Dec 29 2016

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]

Jatrophane Diterpenoids as Modulators of P-Glycoprotein-Dependent Multidrug Resistance (MDR): Advances of Structure-Activity Relationships and Discovery of Promising MDR Reversal Agents

2122 views | Dec 28 2016

Zhu J, et al found that compound 26, which exhibited a remarkable metabolic stability in vitro and a favorable antitumor effect in vivo, would serve as a promising lead for the development of new MDR reversal agents. [Read the Full Post]

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

1354 views | Dec 28 2016

Zhang W, et al.'s 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]

Osteoclast-Primed Foxp3+ CD8 T Cells Induce T-bet, Eomesodermin, and IFN-γ To Regulate Bone Resorption

1216 views | Dec 27 2016

The results of Shashkova EV et al.'s study demonstrate a novel link between NF-κB signaling and induction of IFN-γ in TcREG and establish an important role for IFN-γ in TcREG-mediated protection from bone loss. [Read the Full Post]

The histone deacetylase inhibiting drug Entinostat induces lipid accumulation in differentiated HepaRG cells

2097 views | Dec 27 2016

The results of Nunn AD, et al. demonstrated the power of Entinostat to promote lipid synthesis and storage, allowing reduced systemic sugar levels and sequestration of toxic metabolites within protected protein-coated droplets, suggesting a potential therapeutic strategy for diseases such as diabetes and metabolic syndrome. [Read the Full Post]

Phosphorylation of Astrin Regulates Its Kinetochore Function

0 views | Dec 26 2016

Chung HJ et al. revealed a regulatory circuit for protein targeting to KTs that controls the KT composition change of stable spindle attachment and chromosome integrity. [Read the Full Post]

Glucose Metabolism and AMPK Signaling Regulate Dopaminergic Cell Death Induced by Gene (α-Synuclein)-Environment (Paraquat) Interactions

1213 views | Dec 26 2016

Anandhan A et al. demonstrated that glucose metabolism and AMPK regulate dopaminergic cell death induced by gene (α-synuclein)-environment (PQ) interactions. [Read the Full Post]

BRAF kinase inhibitor exerts anti-tumor activity against breast cancer cells via inhibition of FGFR2

0 views | Dec 24 2016

Zhang ZX et al. indicated that vemurafenib targets the FGFR2-mediated AKT signaling pathway in endothelial cells, leading to the suppression of tumor growth and angiogenesis. [Read the Full Post]

Targeting of Survivin Pathways by YM155 Inhibits Cell Death and Invasion in Oral Squamous Cell Carcinoma Cells

0 views | Dec 24 2016

Zhang W et al. suggested that survivin could be further developed as a potential therapeutic agent for the treatment of survivin-rich expressed OSCC. [Read the Full Post]

MET Inhibition in Clear Cell Renal Cell Carcinoma

2145 views | Dec 23 2016

Xie Z et al. provide further preclinical rationale for dual MET/VEGFR2 inhibition in ccRCC. [Read the Full Post]

Phosphorylation of Astrin Regulates Its Kinetochore Function

1209 views | Dec 23 2016

Chung HJ et al. revealed a regulatory circuit for protein targeting to KTs that controls the KT composition change of stable spindle attachment and chromosome integrity. [Read the Full Post]

IFN-α potentiates the direct and immune-mediated antitumor effects of epigenetic drugs on both metastatic and stem cells of colorectal cancer

2494 views | Dec 22 2016

The findings of Buoncervello M et al. open a new frontier on the suitability of IFN-α in association with epigenetics as a novel and promising therapeutic approach for CRC management. [Read the Full Post]

Role of reactive oxygen species-mediated MAPK and NF-κB activation in polygonatum cyrtonema lectin-induced apoptosis and autophagy in human lung adenocarcinoma A549 cells

1406 views | Dec 22 2016

Liu T, et al. found PCL may bind to the cell surface in a mannose-specific manner, and was then internalized and accumulated primarily onto the mitochondria. These findings may provide a new perspective of PCL as a potential anti-tumour drug targeting apoptosis and autophagy pathways for future cancer therapeutics. [Read the Full Post]

WNT/β-catenin signaling promotes VSMCs to osteogenic transdifferentiation and calcification through directly modulating Runx2 gene expression.

1905 views | Dec 21 2016

Cai T et al.'s study suggested that high-phosphate may activate WNT/β-catenin signaling through different pathways, and the activated WNT/β-catenin signaling, through direct downstream target Runx2, could play an important role in promoting VOT and AMC. [Read the Full Post]

Inhibition of mTOR Signaling Pathway Delays Follicle Formation in Mice

1741 views | Dec 20 2016

These results of Zhang J et al. suggested that KITL functions downstream of mTOR in somatic cells to regulate their communication with oocytes during follicle formation. J. Cell. Physiol. 232: 585-595, 2017. © 2016 Wiley Periodicals, Inc. [Read the Full Post]

Manganese-Stimulated Kisspeptin Is Mediated by the IGF-1/Akt/Mammalian Target of Rapamycin Pathway in the Prepubertal Female Rat

1238 views | Dec 19 2016

Srivastava VK et al. suggested that Mn acts, at least in part, through the IGF-1/Akt/mTOR pathway to influence prepubertal kisspeptin and LHRH. [Read the Full Post]

Canonical FGFs Prevent Osteogenic Lineage Commitment and Differentiation of Human Bone Marrow Stromal Cells Via ERK1/2 Signaling

1055 views | Dec 19 2016

Simann M et al. presented new findings indicating that canonical FGFR-ERK1/2 signaling entrapped hBMSCs in a pre-committed state and arrested further maturation of committed precursors. [Read the Full Post]