Results 31 to 40 of about 156,998 (303)

The role of individual domains and the significance of shedding of ATP6AP2/(pro)renin receptor in vacuolar H(+)-ATPase biogenesis.

open access: yesPLoS ONE, 2013
The ATPase 6 accessory protein 2 (ATP6AP2)/(pro)renin receptor (PRR) is essential for the biogenesis of active vacuolar H(+)-ATPase (V-ATPase). Genetic deletion of ATP6AP2/PRR causes V-ATPase dysfunction and compromises vesicular acidification.
Kenichiro Kinouchi   +12 more
doaj   +1 more source

An extended nomenclature for mammalian V-ATPase subunit genes and splice variants. [PDF]

open access: yesPLoS ONE, 2010
The vacuolar-type H(+)-ATPase (V-ATPase) is a multisubunit proton pump that is involved in both intra- and extracellular acidification processes throughout the body.
Kevin C Miranda   +2 more
doaj   +1 more source

Estimating the Rotation Rate in the Vacuolar Proton-ATPase in Native Yeast Vacuolar Membranes [PDF]

open access: yes, 2012
The rate of rotation of the rotor of the yeast vacuolar proton-ATPase (V-ATPase), relative to the stator or the steady parts of enzyme, is estimated in native vacuolar membrane vesicles of Saccharomyces cerevisiae under standardised conditions.
Bóta, A.   +9 more
core   +1 more source

A cell-based assay for CD63-containing extracellular vesicles [PDF]

open access: yes, 2019
Extracellular vesicles (EVs) are thought to be important in cell-cell communication and have elicited extraordinary interest as potential biomarkers of disease. However, quantitative methods to enable elucidation of mechanisms underlying release are few.
Cashikar, Anil G, Hanson, Phyllis I
core   +2 more sources

Regulation of V-ATPase activity

open access: yesFrontiers in Bioscience, 2017
V-ATPases are ATP-driven proton pumps present in both intracellular and cell surface membranes of eukaryotes that function in many normal and disease processes. V-ATPases are large, multi-subunit complexes composed of a peripheral domain (V1) that hydrolyzes ATP and a membrane integral domain (V0) that translocates protons.
Christina, McGuire   +3 more
openaire   +2 more sources

A thermo-physical analysis of the proton pump vacuolar-ATPase: the constructal approach [PDF]

open access: yes, 2014
Pumping protons across a membrane was a critical step at the origin of life on earth, and it is still performed in all living organisms, including in human cells. Proton pumping is paramount to keep normal cells alive, e.g.
Deisboeck, Thomas S.   +2 more
core   +2 more sources

Retrieval of the vacuolar H-ATPase from phagosomes revealed by live cell imaging. [PDF]

open access: yesPLoS ONE, 2010
BackgroundThe vacuolar H+-ATPase, or V-ATPase, is a highly-conserved multi-subunit enzyme that transports protons across membranes at the expense of ATP.
Margaret Clarke   +3 more
doaj   +1 more source

V-ATPase Proton Pumping Activity Is Required for Adult Zebrafish Appendage Regeneration [PDF]

open access: yes, 2014
The activity of ion channels and transporters generates ion-specific fluxes that encode electrical and/or chemical signals with biological significance. Even though it is long known that some of those signals are crucial for regeneration, only in recent ...
Aires, Rita   +5 more
core   +4 more sources

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

Specific amino acid supplementation rescues the heart from lipid overload-induced insulin resistance and contractile dysfunction by targeting the endosomal mTOR–v-ATPase axis

open access: yesMolecular Metabolism, 2021
Objective: The diabetic heart is characterized by extensive lipid accumulation which often leads to cardiac contractile dysfunction. The underlying mechanism involves a pivotal role for vacuolar-type H+-ATPase (v-ATPase, functioning as endosomal ...
Shujin Wang   +11 more
doaj   +1 more source

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