Blog of Signaling Pathways

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

0 views | Jan 03 2017

J Neurochem's results suggested 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. [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

2037 views | Jan 02 2017

Makinoshima H et al. suggested that PI3K/AKT/mTOR signaling is indispensable for the regulation of aerobic glycolysis in EGFR-mutated LAD cells. [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

2480 views | Jan 02 2017

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]

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

2576 views | Jan 01 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/β-catenin-signaling and the formation of Müller glia-derived progenitors in the chick retina

1941 views | Jan 01 2017

Gallina D et al. indicated 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]

Bifunctional alkylating agent-mediated MGMT-DNA cross-linking and its proteolytic cleavage in 16HBE cells

2602 views | Dec 31 2016

Cheng J et al. demonstrated that MGMT might turn into a DNA damage promoter by forming DPC when exposed to HN2. [Read the Full Post]

Inhibition of Bcl-2 potentiates AZD-2014-induced anti-head and neck squamous cell carcinoma cell activity

0 views | Dec 31 2016

Li Y et al. suggested that AZD-2014 could be further tested as a valuable anti-HNSCC agent, either alone or in combination with Bcl-2 inhibitors. [Read the Full Post]

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

3235 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.

1416 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

2821 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

3713 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

2532 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

1632 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

1490 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

2568 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

1435 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

2453 views | Dec 23 2016

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