Results 1 to 10 of about 30,180 (99)

High-expressed PTPN1 promotes tumor proliferation signature in human hepatocellular carcinoma

open access: yesHeliyon, 2023
Hepatocellular carcinoma (HCC) is a highly prevalent malignant tumor that is associated with substantial morbidity and mortality rates. Despite the progress made in diagnostic technology, the survival rate of HCC patients remains unsatisfactory due to ...
Liping Xie   +5 more
doaj   +1 more source

Role of protein tyrosine phosphatase non-receptor type 7 in the regulation of TNF-α production in RAW 264.7 macrophages. [PDF]

open access: yesPLoS ONE, 2013
Protein tyrosine phosphatases play key roles in a diverse range of cellular processes such as differentiation, cell proliferation, apoptosis, immunological signaling, and cytoskeletal function.
Huiyun Seo   +6 more
doaj   +1 more source

Roles of the PTP61F Gene in Regulating Energy Metabolism of Tribolium castaneum (Coleoptera: Tenebrionidae)

open access: yesFrontiers in Physiology, 2020
Protein tyrosine phosphatase 1B (PTP1B) is a negative regulator in the insulin signaling pathway. It belongs to a class of non-receptor phosphatases of protein tyrosine phosphatase and can catalyze the dephosphorylation of tyrosine to regulate cell ...
Kang-Kang Xu   +4 more
doaj   +1 more source

Glypicans and Heparan Sulfate in Synaptic Development, Neural Plasticity, and Neurological Disorders

open access: yesFrontiers in Neural Circuits, 2021
Heparan sulfate proteoglycans (HSPGs) are components of the cell surface and extracellular matrix, which bear long polysaccharides called heparan sulfate (HS) attached to the core proteins.
Keisuke Kamimura, Nobuaki Maeda
doaj   +1 more source

BAR Proteins PSTPIP1/2 Regulate Podosome Dynamics and the Resorption Activity of Osteoclasts. [PDF]

open access: yesPLoS ONE, 2016
Bone resorption in vertebrates relies on the ability of osteoclasts to assemble F-actin-rich podosomes that condense into podosomal belts, forming sealing zones.
Martin Sztacho   +5 more
doaj   +1 more source

Central regulation of metabolism by protein tyrosine phosphatases

open access: yesFrontiers in Neuroscience, 2013
Protein tyrosine phosphatases (PTPs) are important regulators of intracellular signaling pathways via the dephosphorylation of phosphotyrosyl residues on various receptor and non-receptor substrates.
Ryan eTsou, Kendra eBence
doaj   +1 more source

The FERM and PDZ domain-containing protein tyrosine phosphatases, PTPN4 and PTPN3, are both dispensable for T cell receptor signal transduction. [PDF]

open access: yesPLoS ONE, 2008
PTPN3 and PTPN4 are two closely-related non-receptor protein tyrosine phosphatases (PTP) that, in addition to a PTP domain, contain FERM (Band 4.1, Ezrin, Radixin, and Moesin) and PDZ (PSD-95, Dlg, ZO-1) domains. Both PTP have been implicated as negative-
Timothy J Bauler   +2 more
doaj   +1 more source

Targeting Receptor-Type Protein Tyrosine Phosphatases with Biotherapeutics: Is Outside-in Better than Inside-Out?

open access: yesMolecules, 2018
Protein tyrosine phosphatases (PTPs), of the receptor and non-receptor classes, are key signaling molecules that play critical roles in cellular regulation underlying diverse physiological events.
Yotis A. Senis, Alastair J. Barr
doaj   +1 more source

PTPN11 Is a Central Node in Intrinsic and Acquired Resistance to Targeted Cancer Drugs

open access: yesCell Reports, 2015
Most BRAF (V600E) mutant melanomas are sensitive to selective BRAF inhibitors, but BRAF mutant colon cancers are intrinsically resistant to these drugs because of feedback activation of EGFR.
Anirudh Prahallad   +11 more
doaj   +1 more source

Comprehensive analysis of PTPN family expression and prognosis in acute myeloid leukemia

open access: yesFrontiers in Genetics, 2023
Background: Tyrosyl phosphorylation is carried out by a group of enzymes known as non-receptor protein tyrosine phosphatases (PTPNs). In the current investigation, it is hoped to shed light on the relationships between the expression patterns of PTPN ...
Yong Liu   +8 more
doaj   +1 more source

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