Results 51 to 60 of about 909,750 (353)

Pulsed extraction of ionization from helium buffer gas [PDF]

open access: yes, 2008
The migration of intense ionization created in helium buffer gas under the influence of applied electric fields is considered. First the chemical evolution of the ionization created by fast heavy-ion beams is described.
Beaty   +34 more
core   +1 more source

Reciprocal control of viral infection and phosphoinositide dynamics

open access: yesFEBS Letters, EarlyView.
Phosphoinositides, although scarce, regulate key cellular processes, including membrane dynamics and signaling. Viruses exploit these lipids to support their entry, replication, assembly, and egress. The central role of phosphoinositides in infection highlights phosphoinositide metabolism as a promising antiviral target.
Marie Déborah Bancilhon, Bruno Mesmin
wiley   +1 more source

Dietary ellagic acid inhibiting gastrointestinal pathogens by modulation of microbiome-metabolite-immune axis

open access: yesNatural Products and Bioprospecting
Antibiotic-induced depletion of the gut microbiota facilitated the colonization of vancomycin-resistant Enterococci (VRE) in the gastrointestinal tract, and then increased patients' susceptibility to secondary infections.
Li-Na Mei   +5 more
doaj   +1 more source

Luffa–Ni/Al layered double hydroxide bio-nanocomposite for efficient ibuprofen removal from aqueous solution: Kinetic, equilibrium, thermodynamic studies and GEP modeling

open access: yesHeliyon
Luffa is a robust, renewable biomaterial known for its low mass, high specific strength, and non-toxicity, making it ideal for composite development.
Soheil Tavassoli   +3 more
doaj   +1 more source

Genotoxic effect of heavy metals on Astyanax lacustris in an urban stream

open access: yesHeliyon, 2020
Uncontrolled urbanization growth contributes to the pollution of aquatic environments. Heavy metals released by domestic and industrial effluents can negatively affect aquatic organisms. This study aimed to evaluate the effect of environmental pollutants,
Emanoelle Pereira da Silva   +8 more
doaj   +1 more source

Brewing of filter coffee [PDF]

open access: yes, 2012
We report progress on mathematical modelling of coffee grounds in a drip filter coffee machine. The report focuses on the evolution of the shape of the bed of coffee grounds during extraction with some work also carried out on the chemistry of extraction.
Booth, C.   +26 more
core  

Quantum Information Processing in the Radical-Pair Mechanism: Haberkorn theory violates the Ozawa entropy bound

open access: yes, 2017
Radical-ion-pair reactions, central for understanding the avian magnetic compass and spin transport in photosynthetic reaction centers, were recently shown to be a fruitful paradigm of the new synthesis of quantum information science with biological ...
Kominis, I. K., Mouloudakis, K.
core   +1 more source

Challenges for chemical information extraction and text retrieval [PDF]

open access: yes, 1997
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Bakel, Bas van, Postma, Geert
core   +2 more sources

Spatiotemporal and quantitative analyses of phosphoinositides – fluorescent probe—and mass spectrometry‐based approaches

open access: yesFEBS Letters, EarlyView.
Fluorescent probes allow dynamic visualization of phosphoinositides in living cells (left), whereas mass spectrometry provides high‐sensitivity, isomer‐resolved quantitation (right). Their synergistic use captures complementary aspects of lipid signaling. This review illustrates how these approaches reveal the spatiotemporal regulation and quantitative
Hiroaki Kajiho   +3 more
wiley   +1 more source

Identification of groundwater conditions in the recharge zone of regionally extended aquifer system with use of water chemistry and isotopes (Lwowek region, Poland)

open access: yesJournal of Hydrology: Regional Studies, 2021
Study region: The studied recharge zone of regionally extended Quaternary aquifers - Lwówek region (Wielkpolska, Poland) is located in a region where Quaternary aquifers are the principal source of drinking water.
Krzysztof Dragon
doaj   +1 more source

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