Results 71 to 80 of about 290,363 (308)

An extracellular steric seeding mechanism for Eph-ephrin signaling platform assembly [PDF]

open access: yes, 2010
Erythropoetin-producing hepatoma (Eph) receptors are cell-surface protein tyrosine kinases mediating cell-cell communication. Upon activation, they form signaling clusters.
A Radu Aricescu   +57 more
core   +1 more source

Non-receptor cytosolic protein tyrosine kinases from various rat tissues

open access: yesBiochimica et Biophysica Acta (BBA) - Molecular Cell Research, 1995
Adipocytic-cytosolic non-receptor protein tyrosine kinase (CytPTK) when activated can substitute for the insulin receptor tyrosine kinase (InsRTK), in manifesting several insulin effects in insulin-receptor independent fashion. Our aims here were to utilize PolyGlu4Tyr, a good experimental exogenous substrate for protein tyrosine kinases (PTKs) in ...
Elberg, Gerard   +3 more
openaire   +2 more sources

Investigating the cell of origin and novel molecular targets in Merkel cell carcinoma: a historic misnomer

open access: yesMolecular Oncology, EarlyView.
This study indicates that Merkel cell carcinoma (MCC) does not originate from Merkel cells, and identifies gene, protein & cellular expression of immune‐linked and neuroendocrine markers in primary and metastatic Merkel cell carcinoma (MCC) tumor samples, linked to Merkel cell polyomavirus (MCPyV) status, with enrichment of B‐cell and other immune cell
Richie Jeremian   +10 more
wiley   +1 more source

Activation of Phosphotyrosine-Mediated Signaling Pathways in the Cortex and Spinal Cord of SOD1G93A, a Mouse Model of Familial Amyotrophic Lateral Sclerosis

open access: yesNeural Plasticity, 2018
Degeneration of cortical and spinal motor neurons is the typical feature of amyotrophic lateral sclerosis (ALS), a progressive neurodegenerative disease for which a pathogenetic role for the Cu/Zn superoxide dismutase (SOD1) has been demonstrated.
Cinzia Mallozzi   +3 more
doaj   +1 more source

Severe B Cell Deficiency in Mice Lacking the Tec Kinase Family Members Tec and Btk [PDF]

open access: yes, 2000
The cytoplasmic protein tyrosine kinase Tec has been proposed to have important functions in hematopoiesis and lymphocyte signal transduction. Here we show that Tec-deficient mice developed normally and had no major phenotypic alterations of the immune ...
Baltimore, David   +7 more
core   +3 more sources

Integrated genomic and proteomic profiling reveals insights into chemoradiation resistance in cervical cancer

open access: yesMolecular Oncology, EarlyView.
A comprehensive genomic and proteomic analysis of cervical cancer revealed STK11 and STX3 as a potential biomarkers of chemoradiation resistance. Our study demonstrated EGFR as a therapeutic target, paving the way for precision strategies to overcome treatment failure and the DNA repair pathway as a critical mechanism of resistance.
Janani Sambath   +13 more
wiley   +1 more source

BRK targets Dok1 for ubiquitin-mediated proteasomal degradation to promote cell proliferation and migration.

open access: yesPLoS ONE, 2014
Breast tumor kinase (BRK), also known as protein tyrosine kinase 6 (PTK6), is a non-receptor tyrosine kinase overexpressed in more that 60% of human breast carcinomas.
Sayem Miah   +7 more
doaj   +1 more source

Pharmacological induction of selective endoplasmic reticulum retention as a strategy for cancer therapy

open access: yesNature Communications, 2020
Inhibition of PERK, an endoplasmic reticulum (ER) unfolded protein response (UPR) protein, is a potential pharmacological target for cancer treatment. Here, the authors show that inhibition of PERK under ER stress affects trafficking from the ER to the ...
Mohamed Mahameed   +13 more
doaj   +1 more source

Targeting Btk/Etk of prostate cancer cells by a novel dual inhibitor. [PDF]

open access: yes, 2014
Btk and Etk/BMX are Tec-family non-receptor tyrosine kinases. Btk has previously been reported to be expressed primarily in B cells and has an important role in immune responses and B-cell malignancies.
Bhardwaj, G   +16 more
core   +2 more sources

Emerging role of ARHGAP29 in melanoma cell phenotype switching

open access: yesMolecular Oncology, EarlyView.
This study gives first insights into the role of ARHGAP29 in malignant melanoma. ARHGAP29 was revealed to be connected to tumor cell plasticity, promoting a mesenchymal‐like, invasive phenotype and driving tumor progression. Further, it modulates cell spreading by influencing RhoA/ROCK signaling and affects SMAD2 activity. Rho GTPase‐activating protein
Beatrice Charlotte Tröster   +3 more
wiley   +1 more source

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