Blog of Signaling Pathways

Inhibition of green tea polyphenol EGCG((-)-epigallocatechin-3-gallate) on the proliferation of gastric cancer cells by suppressing canonical wnt/β-catenin signalling pathway

1927 views | Jun 08 2017

Yang C et al. established that EGCG suppressed gastric cancer cell proliferation and demonstrate that this inhibitory effect is related to canonical Wnt/β-catenin signalling. [Read the Full Post]

NEDD4L Protein Catalyzes Ubiquitination of PIK3CA Protein and Regulates PI3K-AKT Signaling.

1807 views | Jun 08 2017

Wang Z et al. proposed that NEDD4L negatively regulates PIK3CA protein levels via ubiquitination and is required for the maintenance of PI3K-AKT signaling pathway. [Read the Full Post]

Nek2A/SuFu feedback loop regulates Gli-mediated Hedgehog signaling pathway

0 views | Jun 07 2017

Zhou F et al. uncovered one of the mechanisms by which Nek2A acts as a modulator of the Hh signaling pathway in the context of a novel negative-feedback loop, which may offer new insights into Gli-mediated Hh signaling regulation in development and human diseases. [Read the Full Post]

MiR-335 regulates the chemo-radioresistance of small cell lung cancer cells by targeting PARP-1

1174 views | Jun 07 2017

Luo Y et al.found that miR-335 may serve as a critical regulator of chemo-radiotherapy resistance in SCLC and a new potential therapeutic target. [Read the Full Post]

Reversal of dabigatran effects in models of thrombin generation and hemostasis by factor VIIa and prothrombin complex concentrate

0 views | Jun 06 2017

Hoffman M et al. found that a cell-based model reflects the effects on thrombin generation of clinically relevant levels of FVIIa and PCC in the presence of dabigatran. [Read the Full Post]

Exosomes derived from platelet-rich plasma promote the re-epithelization of chronic cutaneous wounds via activation of YAP in a diabetic rat model

3247 views | Jun 06 2017

Guo SC et al. provided evidence of the probable molecular mechanisms underlying the PRP effect on healing of chronic ulcers and describe a promising resource of growth factors from exosomes without species restriction. [Read the Full Post]

A repurposing strategy for Hsp90 inhibitors demonstrates their potency against filarial nematodes

0 views | Jun 05 2017

Gillan V et al. provided proof of principle that the repurposing of currently available Hsp90 inhibitors may have potential for the development of novel agents with macrofilaricidal properties. [Read the Full Post]

An RNA interference screen identifies new avenues for nephroprotection

0 views | Jun 05 2017

Zynda ER et al. found 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 antitumor toxin CD437 is a direct inhibitor of DNA polymerase α

4592 views | Jun 04 2017

Han T et al. found that CD437 is a retinoid-like small molecule that selectively induces apoptosis in cancer cells, but not in normal cells, through an unknown mechanism. [Read the Full Post]

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

0 views | Jun 04 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]

Overcoming resistance to TRAIL-induced apoptosis in solid tumor cells by simultaneously targeting death receptors, c-FLIP and IAPs

0 views | Jun 03 2017

Huang Y et al. provided a rationale for the development of TRAIL-induced apoptosis-based cancer therapies. [Read the Full Post]

The aurora kinase inhibitor VX-680 shows anti-cancer effects in primary metastatic cells and the SW13 cell line

1983 views | Jun 02 2017

Wang J et al. found that serine/threonine AK inhibition, essentially with VX-680, could be a promising, specific therapeutic tool for eradicating metastases in adrenocortical tissue. [Read the Full Post]

AR-12 Inhibits Multiple Chaperones Concomitant With Stimulating Autophagosome Formation Collectively Preventing Virus Replication

0 views | Jun 02 2017

Booth L et al. had demonstrated that AR-12 (OSU-03012) reduces the function and ATPase activities of multiple HSP90 and HSP70 family chaperones. [Read the Full Post]

Phosphodiesterase 5/protein kinase G signal governs stemness of prostate cancer stem cells through Hippo pathway

1105 views | Jun 01 2017

Liu N et al. suggested that PDE5 inhibitors in combination with chemotherapeutic agents could effectively prevent initiation, metastasis, and relapse of prostate cancer. [Read the Full Post]

Mechanical stimulation orchestrates the osteogenic differentiation of human bone marrow stromal cells by regulating HDAC1

0 views | Jun 01 2017

Wang J et al. found that mechanical stimulation orchestrates genes expression involved in the osteogenic differentiation of BMSCs via the direct regulation of HDAC1, and the therapeutic inhibition of HDAC1 may be an efficient strategy for enhancing bone formation under mechanical stimulation. [Read the Full Post]

The new and recurrent FLT3 juxtamembrane deletion mutation shows a dominant negative effect on the wild-type FLT3 receptor

1742 views | May 31 2017

Sandhöfer N et al. that FLT3 p.Q569Vfs*2 is the first FLT3 mutation with a dominant negative effect on the WT receptor. [Read the Full Post]

Defects in dermal Vγ4 γ δ T cells result in delayed wound healing in diabetic mice

1871 views | May 31 2017

Liu Z et al. found that defects in dermal Vγ4 γ δ T cells may be an important mechanism underlying delayed wound healing in diabetic mice. [Read the Full Post]

Reversible lysine-specific demethylase 1 antagonist HCI-2509 inhibits growth and decreases c-MYC in castration- and docetaxel-resistant prostate cancer cells

1323 views | May 30 2017

Gupta S et al. found that LSD1 inhibition with HCI-2509 decreases the c-MYC level in poorly differentiated prostate cancer cell lines and has a therapeutic potential in castration- and docetaxel-resistant prostate cancer. [Read the Full Post]

Interferon-Gamma and Fas Are Involved in Porphyromonas gingivalis-Induced Apoptosis of Human Extravillous Trophoblast-Derived HTR8/SVneo Cells via Extracellular Signal-Regulated Kinase 1/2 Pathway

1469 views | May 30 2017

Ren H et al. demonstrated Pg induces IFN-γ secretion, Fas expression, and apoptosis in human extravillous trophoblast-derived HTR8/SVneo cells in an ERK1/2-dependent manner, and IFN-γ (explored by recombinant IFN-γ) and Fas are involved in Pg-induced apoptosis. [Read the Full Post]

Nitric oxide generation by the organic nitrate NDBP attenuates oxidative stress and angiotensin II-mediated hypertension

0 views | May 29 2017

Porpino SK et al. suggested that NDBP treatment is associated with sustained NO release and attenuated activity of NADPH oxidase, which to some extent requires functional xanthine oxidase. [Read the Full Post]