Results 41 to 50 of about 7,809 (203)

Life‐Like Ferrous Oxide Microspheres from Kombucha

open access: yesAdvanced Materials Interfaces, EarlyView.
Kombucha bacterial cellulose, sodium alginate, and ferrous nitrate self‐assemble into membrane‐enclosed iron oxide microspheres. These microspheres bud daughter vesicles, sustain 24‐h electrochemical oscillations, and filter theta‐band signals.
Panagiotis Mougkogiannis   +2 more
wiley   +1 more source

Antibacterial effects of commercially available phosphates on selected microorganisms

open access: yesActa Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, 2008
In the food industry, phosphates, polyphosphates and their salts are used, for example, as emul­si­fying agents in the production of processed cheese.
Leona Buňková   +4 more
doaj   +1 more source

Probing the Energy Landscape of α‐Synuclein Amyloid Fibril Formation by Systematic K‐to‐Q Mutagenesis

open access: yesAdvanced Science, EarlyView.
We use lysine‐to‐glutamine mutations to study the effect of electrostatics on the kinetics and thermodynamics of alpha‐synuclein amyloid fibril formation. We find that mutational effects map on their structural context within fibrils and identify residues that modulate the energy landscape of alpha‐synuclein self‐assembly. Our work outlines a scalable,
Antonin Kunka   +10 more
wiley   +1 more source

Impacts of orthophosphate–polyphosphate blends on the dissolution and transformation of lead (II) carbonate

open access: yesScientific Reports, 2022
Orthophosphate–polyphosphate blends are commonly used to control lead release into drinking water, but little is known about how they interact with lead corrosion scale.
Javier A. Locsin   +4 more
doaj   +1 more source

Polyphosphate Copper Nanospheres Drive Mitochondrial Metabolic Reprogramming via Calcium Phase Separation for Self‐Sensitizing Cuproptosis

open access: yesAdvanced Science, EarlyView.
This study developed polyphosphate (polyP)‐based nanostructures that enable calcium‐mediated metabolic reprogramming via liquid–liquid phase separation (LLPS). Released polyP undergoes LLPS with Ca2+, suppressing glycolytic flux and enhancing mitochondrial metabolism effectively.
Jing Wang   +10 more
wiley   +1 more source

Polyphosphate kinase (PPK2), a potent, polyphosphate-driven generator of GTP [PDF]

open access: yesProceedings of the National Academy of Sciences, 2002
An enzyme that uses inorganic polyphosphate (poly P) as a donor to convert GDP to GTP has been purified 1,300-fold to homogeneity from lysates of Pseudomonas aeruginosa PAOM5. Poly P chains of 30–50 residues are optimal; those of 15–700 residues can also serve. GDP is preferred over ADP among
Kazuya, Ishige   +2 more
openaire   +2 more sources

Growth, Yield and Quality of Sweet Pepper Fruits Fertilized with Polyphosphates in Hydroponic Cultivation with LED Lighting

open access: yesAgronomy, 2020
The aim of this study was to investigate the effect of phosphorus application in the form of polyphosphates on the yield and quality of sweet pepper fruits grown with LED (light-emitting diodes) assimilation lighting.
Anna Sobczak   +4 more
doaj   +1 more source

Safety of Sodium‐Ion Batteries: Evaluation and Perspective from Component Materials to Cells, Modules, and Packs

open access: yesAdvanced Energy Materials, EarlyView.
This review provides a bottom‐up evaluation of sodium‐ion battery safety, linking material degradation mechanisms, cell engineering parameters, and module/pack assembly. It emphasizes that understanding intrinsic material stability and establishing coordinated engineering control across hierarchical levels are vital for preventing degradation coupling ...
Won‐Gwang Lim   +5 more
wiley   +1 more source

Polyphosphate Dynamics in Cable Bacteria

open access: yesFrontiers in Microbiology, 2022
Cable bacteria are multicellular sulfide oxidizing bacteria that display a unique metabolism based on long-distance electron transport. Cells in deeper sediment layers perform the sulfide oxidizing half-reaction whereas cells in the surface layers of the sediment perform the oxygen-reducing half-reaction.
Nicole M. J. Geerlings   +9 more
openaire   +8 more sources

Signalling Properties of Inositol Polyphosphates

open access: yesMolecules, 2020
Several studies have identified specific signalling functions for inositol polyphosphates (IPs) in different cell types and have led to the accumulation of new information regarding their cellular roles as well as new insights into their cellular ...
Tania Maffucci, Marco Falasca
doaj   +1 more source

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