Results 21 to 30 of about 1,474,876 (314)

Cellular internalization of alpha-synuclein aggregates by cell surface heparan sulfate depends on aggregate conformation and cell type. [PDF]

open access: yes, 2017
Amyloid aggregates found in the brain of patients with neurodegenerative diseases, including Alzheimer's and Parkinson's disease, are thought to spread to increasingly larger areas of the brain through a prion-like seeding mechanism.
Esko, Jeffrey D   +5 more
core   +2 more sources

Thermodynamic modelling of synthetic communities predicts minimum free energy requirements for sulfate reduction and methanogenesis [PDF]

open access: yes, 2020
Microbial communities are complex dynamical systems harbouring many species interacting together to implement higher-level functions. Among these higher-level functions, conversion of organic matter into simpler building blocks by microbial communities ...
Chen, Jing   +3 more
core   +1 more source

Comparative analysis of the toxicity of gold nanoparticles in zebrafish [PDF]

open access: yes, 2018
The use of nanoparticles - particles that range in size from 1 to 100 nanometres - has become increasingly prevalent in recent years, bringing with it a variety of potential toxic effects.
Abdal Dayem   +31 more
core   +3 more sources

Solid–Liquid Phase Equilibria of the Aqueous Quaternary System Rb+, Cs+, Mg2+//SO42− - H2O at T = 323.2 K

open access: yesSeparations
Sulfate-type salt lakes constitute over half of the total salt lakes in China and are rich in rare elements, such as rubidium and cesium. However, the complex interactions between ions make the separation and extraction process quite challenging.
Zhangfa Yu   +7 more
doaj   +1 more source

Anthropogenic signals recorded in an ice core from Eclipse Icefield, Yukon Territory, Canada [PDF]

open access: yes, 2001
Trends in the annual flux of sulfate and nitrate in a new ice core collected at an elevation of 3017 m on Eclipse Icefield, 45 km northeast of Mt. Logan were examined to determine the effect of anthropogenic activity on precipitation chemistry in the ...
Wake, Cameron P, Yalcin, Kaplan
core   +3 more sources

Mechanism of Lamellarization and Growth Process of High Purity Boric Acid Crystals

open access: yesLiaoning Shiyou Huagong Daxue xuebao
Boric acid is an important chemical raw material, and the development of its lamellarization technology is crucial for enhancing its performance and broadening its application fields.
Ningning WANG   +6 more
doaj   +1 more source

Sulfate Mobility in Fen Peat and Its Impact on the Release of Solutes

open access: yesFrontiers in Environmental Science, 2019
Sea-level rise coupled with land subsidence from wetland drainage exposes increasingly large areas of coastal peatlands to seawater intrusion. Seawater contains high concentrations of sulfate (SO42−), which can alter the decomposition of organic matter ...
Lennart Gosch   +5 more
doaj   +1 more source

Chemical Mechanisms Involved in the Coupled Attack of Sulfate and Chloride Ions on Low-Carbon Cementitious Materials: An In-Depth Study

open access: yesApplied Sciences, 2023
This study aims to analyze the individual and combined chemical attacks of sulfate and chloride ions on cementitious materials and assess the efficiency of some selected additives (fly ash, blast furnace slag, and metakaolin) in countering this combined ...
François El Inaty   +3 more
doaj   +1 more source

PM1 Chemical Characterization during the ACU15 Campaign, South of Mexico City

open access: yesAtmosphere, 2018
The “Aerosoles en Ciudad Universitaria 2015” (ACU15) campaign was an intensive experiment measuring chemical and optical properties of aerosols in the winter of 2015, from 19 January to 19 March on a site in the south of Mexico City. The mass
Dara Salcedo   +3 more
doaj   +1 more source

Efficacy and Safety Analysis of Roxarestat in Regulating Renal Anemia in Patients on Maintenance Hemodialysis

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Objective To compare the efficacy and safety of roxarestat versus recombinant human erythropoietin (rhEPO) in the management of renal anemia in patients undergoing maintenance hemodialysis. Methods This was a prospective, open‐label, randomized controlled trial.
Lingling Chen, Junjie Zhu, Qiaonan Ge
wiley   +1 more source

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