Results 11 to 20 of about 37,360 (258)

Regulation of Phosphatidylinositol Synthesis in Human Primordial Placenta

open access: yesBiomolecules
Phosphatidylinositol and its derivatives are essential components of cell membranes and play pivotal roles in growth signaling pathways. In the human primordial placenta, phosphatidylinositol synthesis is catalyzed by phosphatidylinositol synthase (PIS ...
Bence Kovács   +10 more
doaj   +2 more sources

Phosphatidylinositol kinases in GtoPdb v.2021.3 [PDF]

open access: yes, 2021
Phosphatidylinositol may be phosphorylated at either 3- or 4- positions on the inositol ring by PI 3-kinases or PI 4-kinases, respectively.Phosphatidylinositol 3-kinasesPhosphatidylinositol 3-kinases (PI3K, provisional nomenclature) catalyse the ...
Uddin, Mohib
core   +1 more source

Phosphatidylinositol kinases in GtoPdb v.2023.1 [PDF]

open access: yes, 2023
Phosphatidylinositol may be phosphorylated at either 3- or 4- positions on the inositol ring by PI 3-kinases or PI 4-kinases, respectively.Phosphatidylinositol 3-kinasesPhosphatidylinositol 3-kinases (PI3K, provisional nomenclature) catalyse the ...
Uddin, Mohib, Mohib Uddin
core   +1 more source

Blocking K-Ras Interaction With the Plasma Membrane Is a Tractable Therapeutic Approach to Inhibit Oncogenic K-Ras Activity

open access: yesFrontiers in Molecular Biosciences, 2021
Ras proteins are membrane-bound small GTPases that promote cell proliferation, differentiation, and apoptosis. Consistent with this key regulatory role, activating mutations of Ras are present in ∼19% of new cancer cases in the United States per year.
Karen M. Henkels   +2 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

Thematic review series: Lipid Posttranslational Modifications. GPI anchoring of protein in yeast and mammalian cells, or: how we learned to stop worrying and love glycophospholipids

open access: yesJournal of Lipid Research, 2007
Glycosylphosphatidylinositol (GPI) anchoring of cell surface proteins is the most complex and metabolically expensive of the lipid posttranslational modifications described to date.
Orlean Peter, Anant K. Menon
doaj   +1 more source

Function of Phosphatidylinositol in Mycobacteria [PDF]

open access: yesJournal of Biological Chemistry, 2005
Phosphatidylinositol (PI) is an abundant phospholipid in the cytoplasmic membrane of mycobacteria and the precursor for more complex glycolipids, such as the PI mannosides (PIMs) and lipoarabinomannan (LAM). To investigate whether the large steady-state pools of PI and apolar PIMs are required for mycobacterial growth, we have generated a Mycobacterium
Ruth E, Haites   +3 more
openaire   +2 more sources

Phosphatidylinositol-4,5-Biphosphate (PI(4,5)P2) Is Required for Rapid Endocytosis in Chromaffin Cells

open access: yes, 2023
Objective. Phosphoinositides play a regulatory role in clathrin-mediated endocytosis. However, their involvement in clathrin-independent endocytosis termed rapid endocytosis (RE), which is the mode of vesicle recycling during neurotransmitter release by ...
Fouad Azizi (14152740)
core   +1 more source

Inhibitors incorporating zinc-binding groups target the GlcNAc-PI de-N-acetylase in Trypanosoma brucei, the causative agent of African sleeping sickness [PDF]

open access: yes, 2012
Disruption of glycosylphosphatidylinositol biosynthesis is genetically and chemically validated as a drug target against the protozoan parasite Trypanosoma brucei, the causative agent of African sleeping sickness.
Crossman, Arthur T.   +4 more
core   +5 more sources

Inhibition of native TRPC6 channel activity by phosphatidylinositol 4,5-bisphosphate in mesenteric artery myocytes [PDF]

open access: yes, 2008
The present work investigates the effect of phosphatidylinositol-4,5-bisphosphate (PIP2) on native TRPC6 channel activity in freshly dispersed rabbit mesenteric artery myocytes using patch clamp recording and co-immunoprecipitation methods.
Saleh, Sohag N.   +5 more
core   +1 more source

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