Blog of Signaling Pathways

An unusual mechanism of ERBB4 in regulating tumor related gene expression

9649 views | Jan 06 2015

Haskins et al. found ERBB4 activated the transcriptional coactivator YAP by binding to its ligand neuregulin 1 (NRG1), to regulate gene expression of cancer cells. [Read the Full Post]

Resvertrol targets a human tRNA synthetase for activation of NAD+-dependent PARP1

5470 views | Jan 05 2015

Mathew Sajish and Paul Schimmel found resvertrol interacts with tyrosyl transfer-RNA (tRNA) synthetase (TyrRS), which translocates to the nucleus in response to stress, to initiating its effect in nuclear. [Read the Full Post]

The important role of immune microenvironment in resistance to MAPK pathway-targeted therapy

2344 views | Jan 04 2015

Smith et al. demonstrated that the factors within immune microenvironment can promote the resistance to mitogen-activated protein kinase (MAPK) pathway-targeted therapy. [Read the Full Post]

Two states of BRAFV600 mutant melanoma that related to MAPK inhibition resistance

7239 views | Dec 31 2014

Konieczkowski et al. revealed the mechanism of MAPK inhibition on BRAFV600 mutant melanomas. [Read the Full Post]

The mechanism of GSI resistance in T cell acute lymphoblastic leukemia

5900 views | Dec 30 2014

Knoechel et al. identified BRD4 is an important regulator of GSI resistance in T-ALL cells, and the combination of GSI and JQ1, the BRD4 inhibitor, is effective against T-ALL in vivo. [Read the Full Post]

The important role of HSF1 expressed by cancer-associated fibroblasts

4294 views | Dec 29 2014

Scherz-Shouval et al. found cancer-associated fibroblasts (CAFs) frequently express heat shock factor 1 (HSF1), which acts as a strong enabler of tumorigenesis. [Read the Full Post]

Cep68 act as an important linker protein of centrosomes and centriole disengagement

5077 views | Dec 26 2014

Pagan et al. indentified the important roles of Cep68 and other related factors during the disengagement of centrosomes and entrioles. [Read the Full Post]

The mechanism of action of new antitumor drug FL118

4148 views | Dec 25 2014

Recently, Ling et al. demonstrated the mechanism of FL118 antitumor action. The drug suppress tumor growth by promotion of MdmX degradation and consequent stimulation of p53 signaling. [Read the Full Post]

Endophilin plays a central role in endocytic pathway without calthrin

3089 views | Dec 24 2014

Recently, Boucrot et al. demonstrated endophillin participates in a clathrin-independent endocytic pathway, as a central component. [Read the Full Post]

Innate immunity-induced IRF3 signaling suppress TGF-β via Smad

5867 views | Dec 23 2014

By investigating the innate host defense, Xu et al. found RIG-I-Like receptor (RLR) signaling suppress TGF-β via activation of Interferon regulatory factor 3 (IRF3). [Read the Full Post]

CCR4 mutations act as key factors in adult T-cell leukemia/lymphoma pathogenesis

4528 views | Dec 22 2014

Nakagawa et al. reported the dysregulation of CCR4 is critical in ATLL pathogenesis, and the inhibition of CCR4 signaling may have clinical value for curative treatment of ATLL. [Read the Full Post]

ABL1, a new target of oxidative stress related rental cancer

5535 views | Dec 19 2014

Sourbier et al. used hereditary kidney cancers as a model to investigate mechanism-based therapeutic interventions by metabolic adaptations. They found the activation of ABL1, an proto-oncogene, is critical in tumors that relate to glycolysis and oxidative stress. [Read the Full Post]

Novel approach of genetic perturbation

2436 views | Dec 18 2014

Konermann et al. built a CRISPR-Cas9 complex for the regulation of effective transcriptional activation at target genomic loci. [Read the Full Post]

The inhibition of JAK signaling promotes the conversion from white to brown adipocytes

8565 views | Dec 17 2014

By using a screening platform of small molecules identification, Moisan et al. found two inhibitors of JAK signaling were able to convert white adipocytes to brown adipocytes. [Read the Full Post]

The Notch signaling controls maintenance of memory CD4+ T cells

10102 views | Dec 16 2014

Recently, Maekawa et al. demonstrated Notch signaling is important for the survival of memory CD4+ T cells by regulating glucose uptake. [Read the Full Post]

The inhibition of BET leads to a suppression of osteoclastogenesis

3255 views | Dec 15 2014

Park-Min et al. found the inhibitor of bromo and extra-terminal (BET), I-BET151, can strongly reduce osteocelstogenesis. [Read the Full Post]

The early resistance to BARF(V600)-mutant melanoma is triggered by reactivation of MAPK pathway

3261 views | Dec 12 2014

In regards to mechanism of emerging drug resistance, Long et al. demonstrated MAPK pathway was reactivated in early stage of resistance to combination therapy. [Read the Full Post]

The inhibitor of CCR5 block metastasis of v-Src oncogene-transformed prostate cancer

3662 views | Dec 11 2014

Sicoli et al. identified CCR5 signaling activation is important for v-Src oncogene-transformed prostate cancer metastasis, and it antagonist can attenuate the burden. [Read the Full Post]

The HGF/cMET signaling promotes angiogenesis in bone marrow endothelial cells

2723 views | Dec 10 2014

Ferrucci et al. demonstrated hepatocyte growth factor (HGF)/mesenchymal-epithelial transition factor (cMET) pathway plays an important role in regulation angiogenesis. [Read the Full Post]

IncRNA BCAR4 regulates cancer development cooperated with chemokine signals

7442 views | Dec 09 2014

Xing et al. demonstrated the mechanism of BCAR4, a disease-related Inc RNA, in regulation signaling pathways in breast cancer metastasis. [Read the Full Post]