Results 61 to 70 of about 309,313 (234)

Vacuolar ATPase as a potential therapeutic target and mediator of treatment resistance in cancer

open access: yesCancer Medicine, 2018
Vacuolar ATPase (V‐ATPase) is an ATP‐dependent H+‐transporter that pumps protons across intracellular and plasma membranes. It consists of a large multi‐subunit protein complex and influences a wide range of cellular processes.
Bradleigh Whitton   +3 more
doaj   +1 more source

Control of calcium homeostasis in Schistosoma mansoni

open access: yesMemorias do Instituto Oswaldo Cruz, 2001
Calcium signalling is fundamental for muscular contractility of Schistosoma mansoni. We have previously described the presence of transport ATPases (Na+,K+-ATPase and (Ca2+-Mg2+)-ATPase) and calcium channels (ryanodine receptors - RyR) involved in ...
F Noël   +3 more
doaj   +1 more source

Na+/K+-ATPase: ion pump, signal transducer, or cytoprotective protein, and novel biological functions

open access: yesNeural Regeneration Research
Na+/K+-ATPase is a transmembrane protein that has important roles in the maintenance of electrochemical gradients across cell membranes by transporting three Na+ out of and two K+ into cells.
Songqiang Huang   +3 more
doaj   +1 more source

V-ATPase Dysfunction in the Brain: Genetic Insights and Therapeutic Opportunities

open access: yesCells
Vacuolar-type ATPase (v-ATPase) is a multimeric protein complex that regulates H+ transport across membranes and intra-cellular organelle acidification. Catabolic processes, such as endocytic degradation and autophagy, strictly rely on v-ATPase-dependent
Antonio Falace   +5 more
doaj   +1 more source

The curious case of vacuolar ATPase: regulation of signaling pathways

open access: yesMolecular Cancer, 2018
The Vacuolar ATPase (V-ATPase) is a proton pump responsible for controlling the intracellular and extracellular pH of cells. The structure of V-ATPase has been highly conserved among all eukaryotic cells and is involved in diverse functions across ...
Sahithi Pamarthy   +3 more
doaj   +1 more source

F-actin reorganization by V-ATPase inhibition in prostate cancer

open access: yesBiology Open, 2017
The vacuolar ATPase (V-ATPase) proton pump sustains cellular pH homeostasis, and its inhibition triggers numerous stress responses. However, the cellular mechanisms involved remain largely elusive in cancer cells.
Yamhilette Licon-Munoz   +3 more
doaj   +1 more source

Histochemistry of ATPases. [PDF]

open access: yesJournal of Histochemistry & Cytochemistry, 1990
D G Baskin, William L. Stahl
openaire   +2 more sources

Sodium or potassium efflux ATPase

open access: yesBiochimica et Biophysica Acta (BBA) - Biomembranes, 2010
The K(+) and Na(+) concentrations in living cells are strictly regulated at almost constant concentrations, high for K(+) and low for Na(+). Because these concentrations correspond to influx-efflux steady states, K(+) and Na(+) effluxes and the transporters involved play a central role in the physiology of cells, especially in environments with high Na(
Begoña Benito   +1 more
openaire   +3 more sources

Galangin ameliorates changes of membrane–bound enzymes in rats with streptozotocin–induced hyperglycemia

open access: yesAsian Pacific Journal of Tropical Biomedicine, 2019
Objective: To assess the protective effect of galangin on membrane bound enzymes in rats with streptozotocin-induced diabetes. Methods: A single low dose of streptozotocin was injected to adult male albino rats to induce hyperglycemia. Galangin (8 mg/kg)
Amal A Aloud   +4 more
doaj   +1 more source

Rotational catalysis in proton pumping ATPases: From E. coli F-ATPase to mammalian V-ATPase

open access: yesBiochimica et Biophysica Acta (BBA) - Bioenergetics, 2012
We focus on the rotational catalysis of Escherichia coli F-ATPase (ATP synthase, F(O)F(1)). Using a probe with low viscous drag, we found stochastic fluctuation of the rotation rates, a flat energy pathway, and contribution of an inhibited state to the overall behavior of the enzyme. Mutational analyses revealed the importance of the interactions among
Futai, Masamitsu   +4 more
openaire   +4 more sources

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