Blog of Signaling Pathways

Centrosomal Protein of 55 Regulates Glucose Metabolism, Proliferation and Apoptosis of Glioma Cells via the Akt/mTOR Signaling Pathway

1465 views | Apr 08 2017

Wang G et al. found that CEP55 regulates glucose metabolism, proliferation and apoptosis of glioma cells via the Akt/mTOR signaling pathway, and its promotive effect on glioma tumorigenesis can be a potential target for glioma therapy in the future. [Read the Full Post]

Specificity of anti-prostate cancer CYP17A1 inhibitors on androgen biosynthesis

1223 views | Apr 08 2017

Udhane SS et al. concluded that orteronel is a highly specific inhibitor of 17,20 lyase activity. [Read the Full Post]

Internal Tandem Duplication in FLT3 Attenuates Proliferation and Regulates Resistance to the FLT3 Inhibitor AC220 by Modulating p21Cdkn1a and Pbx1 in Hematopoietic Cells

1593 views | Apr 07 2017

Abe M et al. found that FLT3-ITD is capable of inhibiting FLT3-ITD+ cell proliferation through the p21/Pbx1 axis and that treatments that antagonize FLT3-ITD contribute to the subsequent development of cells that are refractory to a FLT3-ITD inhibitor by disrupting p21 expression. [Read the Full Post]

Activation of Aurora A kinase through the FGF1/FGFR signaling axis sustains the stem cell characteristics of glioblastoma cells

0 views | Apr 06 2017

Hsu YC et al showed that activation of AurA kinase through FGF1/FGFR signaling axis sustains the stem cell characteristics of GBM cells. [Read the Full Post]

A chemical with proven clinical safety rescues Down-syndrome-related phenotypes in through DYRK1A inhibition

2448 views | Apr 06 2017

Kim H et al. demonstrated that CX-4945 is a potent DYRK1A inhibitor and also suggested that it has therapeutic potential for DYRK1A-associated diseases. [Read the Full Post]

Targeting FGFR2 with alofanib (RPT835) shows potent activity in tumour models

1878 views | Apr 05 2017

Tsimafeyeu I et al showed that alofanib is a potent FGFR2 inhibitor and provide strong rationale for its evaluation in patients with FGFR2-driven cancers. [Read the Full Post]

GSK-3 directly regulates phospho-4EBP1 in renal cell carcinoma cell-line: an intrinsic subcellular mechanism for resistance to mTORC1 inhibition

966 views | Apr 04 2017

Ito H et al. found that GSK-3β/4EBP1 pathway might be an important subcellular mechanism as an inherent equipment for RCC cells to acquire clinical chemoresistance to mTORC1 inhibitors. [Read the Full Post]

Activation of the miR-34a/SIRT1/p53 Signaling Pathway Contributes to the Progress of Liver Fibrosis via Inducing Apoptosis in Hepatocytes but Not in HSCs

1720 views | Apr 04 2017

Tian XF et al. found that the miR-34a/SIRT1/p53 signaling pathway might be a promising therapeutic target for liver fibrosis. [Read the Full Post]

Distinct MicroRNA Expression Signatures of Porcine Induced Pluripotent Stem Cells under Mouse and Human ESC Culture Conditions

1553 views | Apr 04 2017

Zhang W et al. found that significant differences in the miRNA signatures of hpiPSCs and mpiPSCs under different pluripotent states that were derived from different culture conditions. [Read the Full Post]

Metabolic alterations and drug sensitivity of tyrosine kinase inhibitor resistant leukemia cells with a FLT3/ITD mutation

2937 views | Apr 03 2017

Huang A et al revealed a metabolic signature of sorafenib-resistant cells and suggests that glycolytic inhibition may override such resistance and warrant further clinical investigation. [Read the Full Post]

A high-throughput-compatible assay to measure the degradation of endogenous Huntingtin proteins

0 views | Apr 02 2017

Peng Wu et al established the first high-throughput-compatible assay capable of measuring endogenous, tag-free HTT degradation, providing a valuable tool for HD research and drug discovery. The method could be applied to other proteins and can facilitate research on other neurodegenerative disorders and proteinopathies. [Read the Full Post]

A synthetic cell-penetrating dominant-negative ATF5 peptide exerts anti-cancer activity against a broad spectrum of treatment resistant cancers

1187 views | Apr 02 2017

Karpel-Massler G et al found the idea that CP-d/n-ATF5-S1, administered as a single reagent or in combination with other drugs, holds promise as an innovative, safe, and efficient antineoplastic agent against treatment-resistant cancers. Clin Cancer Res; 22(18); 4698-711. ©2016 AACR. [Read the Full Post]

iRGD-Decorated Polymeric Nanoparticles for the Efficient Delivery of Vandetanib to Hepatocellular Carcinoma: Preparation and in Vitro and in Vivo Evaluation

1586 views | Apr 01 2017

Wang J et al. demonstrated that reformulating targeted therapeutic agents in NPs permits their systemic administration and thus significantly improves the potency of currently available, orally delivered agents. [Read the Full Post]

Endoplasmic reticulum stress in mouse decidua during early pregnancy

0 views | Apr 01 2017

Xiao Wei Gu et al showed that ER stress induces DNA damage and polyploidization in stromal cells. In conclusion, our data suggest that the GRP78/Ire1/Xbp1 signaling pathway of ER stress-UPR is activated and involved in mouse decidualization. [Read the Full Post]

Heterogeneous Nuclear Ribonucleoprotein L is required for the survival and functional integrity of murine hematopoietic stem cells

0 views | Apr 01 2017

Gaudreau MC et al suggested that hnRNP L is critical for the survival and functional integrity of HSCs by restricting the activation of caspase-dependent death receptor pathways. [Read the Full Post]

A Novel mTORC1-Dependent, Akt-Independent Pathway Differentiates the Gut Tropism of Regulatory and Conventional CD4 T Cells

1283 views | Mar 31 2017

Chen LC et al. revealed a novel difference between ATRA signaling and chemokine receptor induction in Treg versus Tconv and provided a framework via which the migratory behavior of Treg versus Tconv might be regulated differentially for therapeutic purposes. [Read the Full Post]

Targeting the Neurokinin-1 Receptor Compromises Canonical Wnt Signaling in Hepatoblastoma

0 views | Mar 30 2017

Ilmer M et al revealed important insight into the molecular mechanisms of the SP/NK1R complex as a critical component in a model of pediatric liver cancer and may support the development of novel therapeutic interventions for HB and other Wnt-activated cancers. [Read the Full Post]

Chemokine CXCL13 mediates orofacial neuropathic pain via CXCR5/ERK pathway in the trigeminal ganglion of mice

1360 views | Mar 29 2017

Zhang Q et al. found that targeting CXCL13/CXCR5/ERK/TNF-α and IL-1β pathway in the trigeminal ganglion may offer effective treatment for orofacial neuropathic pain. [Read the Full Post]

An RNA interference screen identifies new avenues for nephroprotection

0 views | Mar 29 2017

Zynda ER et al shed new light on the mechanisms of stress response in mammalian cells, and open new avenues to reduce the morbidity and mortality associated with renal injury. [Read the Full Post]

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

0 views | Mar 28 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]