Results 11 to 20 of about 154,752 (304)

Inhibitory Effects of Isoquinoline Alkaloid Berberine on Ischemia-Induced Apoptosis via Activation of Phosphoinositide 3-Kinase/Protein Kinase B Signaling Pathway [PDF]

open access: yesInternational Neurourology Journal, 2014
PurposeBerberine is a type of isoquinoline alkaloid that has been used to treat various diseases. A neuroprotective effect of berberine against cerebral ischemia has been reported; however, the effects of berberine on apoptosis in relation to reactive ...
Mia Kim   +7 more
doaj   +1 more source

Calmodulin Activates Phosphatidylinositol 3-Kinase [PDF]

open access: yesJournal of Biological Chemistry, 1997
Calmodulin and phosphatidylinositol 3-kinase are vital components of a number of common intracellular events. Calmodulin, a ubiquitous Ca2+-dependent effector protein, regulates multiple processes in eukaryotic cells, including cytoskeletal organization, vesicular trafficking, and mitogenesis.
J L, Joyal   +6 more
openaire   +2 more sources

Molecular Docking and Molecular Dynamics Simulation Studies of Quinoline-3-Carboxamide Derivatives with DDR Kinases–Selectivity Studies towards ATM Kinase

open access: yesChemistry, 2021
Quinoline-3-carboxamides are an essential class of drug-like small molecules that are known to inhibit the phosphatidylinositol 3-kinase-related kinases (PIKK) family kinases.
Srimadhavi Ravi   +4 more
doaj   +1 more source

The recruitment and activation of phosphatidylinositol 4-phosphate 5-kinases α critically regulate CD28-dependent signaling responses [PDF]

open access: yes, 2013
CD28 costimulatory receptor is a crucial determinant of the outcome of T lymphocyte activation. The engagement of CD28 by its natural ligands, B7.1/CD80 or B7.2/CD86, expressed on the surface of professional APC, lowers T cell receptor (TCR) activation ...
Camperio, Cristina   +6 more
core   +1 more source

PI3K pathway in NSCLC

open access: yesFrontiers in Oncology, 2012
The phosphatidylinositol 3-kinases (PI3Ks) are members of a family of intracellular lipid kinases that phosphorylate the 3’-hydroxyl group of phosphatidylinositol and phosphoinositides.
Alex eMartínez Martí, Enriqueta eFelip
doaj   +1 more source

α-Synuclein plasma membrane localization correlates with cellular phosphatidylinositol polyphosphate levels

open access: yeseLife, 2021
The Parkinson’s disease protein α-synuclein (αSyn) promotes membrane fusion and fission by interacting with various negatively charged phospholipids. Despite postulated roles in endocytosis and exocytosis, plasma membrane (PM) interactions of αSyn are ...
Reeba Susan Jacob   +4 more
doaj   +1 more source

The p110 delta structure: mechanisms for selectivity and potency of new PI(3)K inhibitors. [PDF]

open access: yes, 2010
Deregulation of the phosphoinositide-3-OH kinase (PI(3)K) pathway has been implicated in numerous pathologies including cancer, diabetes, thrombosis, rheumatoid arthritis and asthma.
Alex Berndt   +16 more
core   +2 more sources

Inhibition of PI3K/Akt signaling suppresses epithelial-to-mesenchymal transition in hepatocellular carcinoma through the Snail/GSK-3/beta-catenin pathway [PDF]

open access: yesClinical and Molecular Hepatology, 2020
Background/Aims Patients with advanced hepatocellular carcinoma (HCC) have a poor prognosis due to the lack of effective systemic therapies. Epithelial-to-mesenchymal transition (EMT) is a pivotal event in tumor progression, during which cancer cells ...
Seulki Lee   +7 more
doaj   +1 more source

Signaling pathways for transduction of the initial message of the glycocode into cellular responses [PDF]

open access: yes, 1998
The sugar units of glycan structures store information and establish an alphabet of life. The language of the oligosaccharide coding units is deciphered by receptors such as lectins and the decoded message can be transduced by multiple signaling pathways.
Gabius, Hans-Joachim, Villalobo, A.
core   +2 more sources

Phosphatidylinositol 3‐kinases in tumor progression [PDF]

open access: yesEuropean Journal of Biochemistry, 2001
Many cellular processes have been identified in which phosphatidylinositol 3‐kinase has a key regulatory function. As an oncogene, it is also involved in the development of cancer. The transformation and progression of normal cells towards an advanced stage tumor and/or towards metastatic lesions involves a complex series of events, including genetic ...
Roymans, D., Slegers, Herman
openaire   +3 more sources

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