Results 221 to 230 of about 237,313 (264)

Cost‐Effective Nanosensor Solutions for Ultra‐Sensitive Detection of Metronidazole

open access: yesAnalytical Science Advances, Volume 6, Issue 1, June 2025.
ABSTRACT Metronidazole (MNZ) is a widely used imidazole antibiotic effective against bacterial and protozoal infections, including giardiasis, trichomoniasis, bacterial vaginosis, and antibiotic‐associated colitis. However, prolonged and excessive use of MNZ can lead to serious side effects, such as peripheral neuropathies, toxicity, and optic ...
Ahmad Mobed   +6 more
wiley   +1 more source

Tandem Catalysis for Plastic Depolymerization: In Situ Hydrogen Generation via Methanol Aqueous Phase Reforming for Sustainable Polyethylene Hydrogenolysis

open access: yesAngewandte Chemie, Volume 137, Issue 15, April 7, 2025.
A tandem process was developed to convert polyethylene (PE) into n‐alkanes by coupling PE hydrogenolysis with methanol aqueous phase reforming (APR). Utilizing a bimetallic Ru−Pt/TiO2 catalyst, the process achieved 85.1 % PE conversion and 81.0 % selectivity toward liquid fuels and lubricant oils, reducing reliance on fossil fuels through eco‐friendly ...
Junsung Lee   +4 more
wiley   +2 more sources

Synthesis of superhydrophobic crack‐free monolithic silica aerogels via a vacuum freeze‐drying process

open access: yesJournal of the American Ceramic Society, Volume 108, Issue 6, June 2025.
In this study, we successfully prepared high‐quality crack‐free monolithic silica aerogels via a vacuum freeze‐drying process using tert‐butanol/water co‐solvent as the freeze‐drying solvent. The method breaks through the long‐standing problem that one cannot obtain large‐size bulk inorganic oxide aerogels via the freeze‐drying method.
Yu Ma   +10 more
wiley   +1 more source

Analysis of carbohydrates and glycoconjugates by matrix‐assisted laser desorption/ionization mass spectrometry: An update for 2021–2022

open access: yesMass Spectrometry Reviews, Volume 44, Issue 3, Page 213-453, May/June 2025.
Abstract The use of matrix‐assisted laser desorption/ionization (MALDI) mass spectrometry for the analysis of carbohydrates and glycoconjugates is a well‐established technique and this review is the 12th update of the original article published in 1999 and brings coverage of the literature to the end of 2022.
David J. Harvey
wiley   +1 more source

Analytical Method of Solids for Residual Organochlorine Pesticides with Supercritical Fluid Extraction

open access: bronze, 2009
Tatsuo Yoshida   +4 more
openalex   +2 more sources

Recycling Agricultural Waste: Sustainable Solutions for Enhancing Livestock Nutrition

open access: yesVeterinary Medicine and Science, Volume 11, Issue 3, May 2025.
The increasing demand for sustainable agricultural practices prompts a reevaluation of feeding strategies in ruminant nutrition. Agricultural waste, often viewed as a by‐product, presents a promising opportunity to enhance the sustainability of livestock production systems.
Mohsen Kazemi
wiley   +1 more source

Supercritical fluid extraction of grape seed: Process scale-up, extract chemical composition and economic evaluation

open access: hybrid, 2011
Juliana M. Prado   +7 more
openalex   +1 more source

Structure‐Guided Engineering of a Versatile Urethanase Improves Its Polyurethane Depolymerization Activity

open access: yesAdvanced Science, Volume 12, Issue 13, April 3, 2025.
The crystal structures of UMG‐SP2, a metagenome‐derived urethanase that degrades polyurethane, have been solved at high resolution in both ligand‐free and ligand‐bound forms with an amidase inhibitor or a small carbamate. Structure‐guided engineering of UMG‐SP2 improves the understanding of polyurethane degradation mechanisms and generates enzyme ...
Zhishuai Li   +19 more
wiley   +1 more source

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