Blog of Signaling Pathways

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

3236 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

1623 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

849 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

1423 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

1476 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

1002 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

1102 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]

Levetiracetam mitigates doxorubicin-induced DNA and synaptic damage in neurons

0 views | May 29 2017

Manchon JF et al. found that levetiracetam might be part of a valuable new approach for mitigating synaptic damage and, perhaps, for treating cognitive disturbances in cancer patients and survivors. [Read the Full Post]

Synergistic effect of pacritinib with erlotinib on JAK2-mediated resistance in epidermal gowth factor receptor mutation-positive non-small cell lung Cancer

0 views | May 28 2017

Ochi N et al. found that pacritinib combined with EGFR-TKI might be a potent strategy against JAK2-mediated EGFR-TKI resistance. [Read the Full Post]

Epidermal growth factor receptor inhibitor cancer drug gefitinib modulates cell growth and differentiation of acute myeloid leukemia cells via histamine receptors

1472 views | May 28 2017

Yadav M et al. found that HRs play critical roles in anti-cancer effects of gefitinib in both EGFR-deficient and EGFR-rich environments. [Read the Full Post]

The Promoting Effect of Radiation on Glucose Metabolism in Breast Cancer Cells under the Treatment of Cobalt Chloride

1723 views | May 27 2017

Zhao CB et al. found that the combination of radiation and hypoxia could promote the glucose metabolism. [Read the Full Post]

Porphyromonas gingivalis induces IL-8 and IFN-gamma secretion and apoptosis in human extravillous trophoblast derived HTR8/SVneo cells via activation of ERK1/2 and p38 signaling pathways

892 views | May 27 2017

Ren H et al. demonstrated for the first time that activation of ERK1/2 and p38 MAPK pathways participates in P. gingivalis-induced inflammation and apoptosis. [Read the Full Post]

Regulated expression of the prostacyclin receptor (IP) gene by androgens within the vasculature: Combined role for androgens and serum cholesterol.

988 views | May 26 2017

Eivers SB et al. found that the human IP gene is under the transcriptional regulation of DHT, where this regulation is further influenced by serum-cholesterol levels. [Read the Full Post]