Blog of Signaling Pathways

TIMP-1 expression induced by IL-32 is mediated through activation of AP-1 signal pathway

1624 views | Dec 07 2016

Xu H et al. believe that IL-32 might be involved in the pathogenesis of hepatic fibrosis by inducing TIMP-1 expression. [Read the Full Post]

mTOR inhibition sensitizes human hepatocellular carcinoma cells to resminostat

1226 views | Dec 07 2016

Peng X et al. suggested that mTOR could be a primary resistance factor of resminostat. Targeted inhibition of mTOR may thus significantly sensitize HCC cells to resminostat. [Read the Full Post]

Hyperactivation of ATM upon DNA-PKcs inhibition modulates p53 dynamics and cell fate in response to DNA damage

2326 views | Dec 06 2016

The results of Finzel A et al. revealed a new regulatory interplay in which loss of DNA-PKcs function leads to hyperactivation of ATM and amplification of the p53 response, sensitizing cells for damage-induced senescence. [Read the Full Post]

Phosphorylation of the RNA-binding protein Dazl by MAPKAP kinase 2 regulates spermatogenesis

1436 views | Dec 06 2016

The results of Williams PA et al. illuminate a novel role for MK2 in spermatogenesis, expand the repertoire of RNA-binding proteins phosphorylated by this kinase, and suggest that signaling by the p38-MK2 pathway is a negative regulator of spermatogenesis via phosphorylation of Dazl. [Read the Full Post]

Downregulation of GLUT4 contributes to effective intervention of estrogen receptor-negative/HER2-overexpressing early stage breast disease progression by lapatinib

1992 views | Dec 05 2016

Acharya S et al.’s results indicated that lapatinib, through its inhibition of key signaling pathways and tumor-promoting metabolic events, is a promising agent for the prevention/early intervention of ER-/HER2+ breast cancer progression. [Read the Full Post]

Visfatin attenuates the ox-LDL-induced senescence of endothelial progenitor cells by upregulating SIRT1 expression through the PI3K/Akt/ERK pathway

2334 views | Dec 04 2016

Ming GF et al.'s findings suggest that the treatment of EPCs with visfatin markedly attenuates the ox-LDL-induced senescence of EPCs by upregulating SIRT1 expression through the PI3K/Akt/ERK pathway. [Read the Full Post]

miR-18a promotes cell proliferation of esophageal squamous cell carcinoma cells by increasing cylin D1 via regulating PTEN-PI3K-AKT-mTOR signaling axis

1882 views | Dec 04 2016

Zhang W et al.’s results demonstrated the upregulation of miR-18a promoted cell proliferation by increasing cylin D1 via regulating PTEN-PI3K-AKT-mTOR signaling axis, suggesting that small molecule inhibitors of AKT-mTOR signaling are potential agents for the treatment of ESCC patients with upregulation of miR-17-92 cluster. [Read the Full Post]

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

1292 views | Dec 03 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

1501 views | Dec 03 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]

Neuronal Soluble Fas Ligand Drives M1-Microglia Polarization after Cerebral Ischemia

1231 views | Dec 03 2016

Meng HL et al. 's study explored sFasL expression in neurons and the potential role of neuronal sFasL in modulating the microglial phenotypes. [Read the Full Post]

Involvement of PARK2-Mediated Mitophagy in Idiopathic Pulmonary Fibrosis Pathogenesis

2715 views | Dec 02 2016

Kobayashi K et al. suggested that insufficient mitophagy-mediated PDGFR/PI3K/AKT activation, which is mainly attributed to reduced PARK2 expression, is a potent underlying mechanism for myofibroblast differentiation and proliferation in fibroblastic foci formation during IPF pathogenesis. [Read the Full Post]

Autophagy induction contributes to GDC-0349 resistance in head and neck squamous cell carcinoma (HNSCC) cells

1207 views | Dec 02 2016

The study of Zhou Y et al. provided evidences to support GDC-0349 as a promising anti-HNSCC agent. GDC-0349 sensitization may be achieved via autophagy inhibition. [Read the Full Post]

The Enhancement of Radiation Sensitivity in Nasopharyngeal Carcinoma Cells via Activation of the Rac1/NADPH Signaling Pathway

0 views | Dec 01 2016

Wang C, et al. found that the activated Rac1/NADPH pathway combined with radiation can increase the radiosensitivity of nasopharyngeal carcinoma cells, and the Rac1/NADPH pathway may be the signaling pathway involved in the radiosensitization process. [Read the Full Post]

HMGB1 exacerbates bronchiolitis obliterans syndrome via RAGE/NF-kB/HPSE signaling to enhance latent TGF-b release from ECM

1266 views | Dec 01 2016

He L et al.’s data suggest that HMGB1 and HPSE could be viable targets for prevention and intervention of fibrotic diseases such BOS after lung transplantation. [Read the Full Post]

Serpine2, a potential novel target for combating melanoma metastasis

1935 views | Nov 30 2016

Wu QW et al. suggested a novel mechanism underlying the metastasis of melanoma cells which might serve as a new intervention target for the treatment of melanoma. [Read the Full Post]

Transcript, methylation and molecular docking analyses of the effects of HDAC inhibitors, SAHA and Dacinostat, on SMN2 expression in fibroblasts of SMA patients.

0 views | Nov 29 2016

With the exception on the effect of Dacinostat in Type II cells, Mohseni J, et al have shown that SAHA and Dacinostat increased SMN2 transcript and protein levels and promoted demethylation of the SMN2 gene. [Read the Full Post]

Paeoniflorin protects diabetic mice against myocardial ischemic injury via the transient receptor potential vanilloid 1/calcitonin gene-related peptide pathway

1199 views | Nov 29 2016

Han F et al.’s findings demonstrate that PF protects diabetic mice against MI at least partially via the TRPV1/CaMK/CREB/CGRP signaling pathway. [Read the Full Post]

Evaluation of the Therapeutic Potential of the Novel Isotype Specific HDAC Inhibitor 4SC-202 in Urothelial Carcinoma Cell Lines

2370 views | Nov 28 2016

Specific pharmacological inhibition of class I HDACs by 4SC-202 impairs UC cell viability, inducing cell cycle disturbances and cell death. Combined inhibition of HDAC1, HDAC2 and HDAC3 seems to be a promising treatment strategy for UC. [Read the Full Post]

K45A mutation of RIPK1 results in poor necroptosis and cytokine signaling in macrophages, which impacts inflammatory responses in vivo

1462 views | Nov 27 2016

Shutinoski B et al.'s results indicated that K45 mediated kinase activity of RIPK1 is not only important for necroptosis but it also has a key role in promoting cytokine signaling and host response to inflammatory stimuli. [Read the Full Post]

Erianin induces G2/M-phase arrest, apoptosis, and autophagy via the ROS/JNK signaling pathway in human osteosarcoma cells in vitro and in vivo

1845 views | Nov 27 2016

Wang H et al. found that erianin may be a promising agent for anticancer therapy against OS. [Read the Full Post]