Results 21 to 30 of about 18,384,661 (291)

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, H.
openaire   +3 more sources

SnRK2 Protein Kinases-Key Regulators of Plant Response to Abiotic Stresses [PDF]

open access: yes, 2011
The SnRK2 family members are plant-specific serine/threonine kinases involved in plant response to abiotic stresses and abscisic acid (ABA)-dependent plant development.
Wawer, Izabela   +9 more
core   +2 more sources

Phosphatidylinositol 3-Kinase: The Oncoprotein [PDF]

open access: yes, 2010
The catalytic and regulatory subunits of class I phosphoinositide 3-kinase (PI3K) have oncogenic potential. The catalytic subunit p110α and the regulatory subunit p85 undergo cancer-specific gain-of-function mutations that lead to enhanced enzymatic activity, ability to signal constitutively, and oncogenicity.
Peter K, Vogt   +7 more
openaire   +2 more sources

Phosphatidylinositol 3‐monophosphate: A novel actor in thrombopoiesis and thrombosis

open access: yesResearch and Practice in Thrombosis and Haemostasis, 2020
Phosphoinositides are lipid second messengers regulating in time and place the formation of protein complexes involved in the control of intracellular signaling, vesicular trafficking, and cytoskeleton/membrane dynamics.
Colin Valet   +5 more
doaj   +1 more source

Acanthamoeba castellanii induces host cell death via a phosphatidylinositol 3-kinase-dependent mechanism [PDF]

open access: yes, 2005
Granulomatous amoebic encephalitis due to Acanthamoeba castellanii is a serious human infection with fatal consequences, but it is not clear how the circulating amoebae interact with the blood-brain barrier and transmigrate into the central nervous ...
S. Jayasekera   +11 more
core   +1 more source

Receptor-specific regulation of phosphatidylinositol 3'-kinase activation by the protein tyrosine phosphatase Shp2 [PDF]

open access: yes, 2002
Receptor tyrosine kinases (RTKs) play distinct roles in multiple biological systems. Many RTKs transmit similar signals, raising questions about how specificity is achieved.
Zhang, S.   +13 more
core   +1 more source

Phylogeny of Tec Family Kinases: Identification of a Pre-Metazoan Origin of Btk, Bmx, Itk, Tec, Txk and the Btk Regulator SH3BP5 [PDF]

open access: yes, 2008
It is generally considered mammals and birds have five Tec family kinases (TFKs): Btk, Bmx (also known as Etk), Itk, Tec, and Txk (also known as Rlk). Here, we discuss the domains and their functions and regulation in TFKs.
Ortutay, Csaba   +3 more
core   +2 more sources

Phosphatidylinositol Kinases and Phosphatases in Entamoeba histolytica

open access: yesFrontiers in Cellular and Infection Microbiology, 2019
Phosphatidylinositol (PtdIns) metabolism is indispensable in eukaryotes. Phosphoinositides (PIs) are phosphorylated derivatives of PtdIns and consist of seven species generated by reversible phosphorylation of the inositol moieties at the positions 3, 4,
Kumiko Nakada-Tsukui   +4 more
doaj   +1 more source

PI(3,4)P2 Signaling in Cancer and Metabolism

open access: yesFrontiers in Oncology, 2020
The phosphatidylinositide 3 kinases (PI3Ks) and their downstream mediators AKT and mammalian target of rapamycin (mTOR) are central regulators of glycolysis, cancer metabolism, and cancer cell proliferation.
Luca Gozzelino   +4 more
doaj   +1 more source

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

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