Results 121 to 130 of about 718 (216)

Synthesis of USP Grade [2,3,7‐13C3]‐Nicotinamide for Human Pharmacokinetic Studies

open access: yesJournal of Labelled Compounds and Radiopharmaceuticals, Volume 69, Issue 12, October 2026.
We prepared a 17.8‐g quantity of [2,3,7‐13C3]‐nicotinamide in five synthetic steps, with a 42% overall yield, and purified it to > 99% homogeneity, meeting USP standards for oral pharmaceutical dosing. This material is intended for tracking the movement and metabolism of nicotinamide through the human body.
Bruce G. Szczepankiewicz   +10 more
wiley   +1 more source

Impact of Holocene environmental change on the evolutionary ecology of an Arctic top predator. [PDF]

open access: yesSci Adv, 2023
Westbury MV   +19 more
europepmc   +1 more source

Fate of Aflatoxins and Fumonisins During Gluten‐Free Pasta Processing: Untargeted 13C‐Labelling LC‐HRMS Based Approach

open access: yesJournal of Mass Spectrometry, Volume 61, Issue 10, October 2026.
ABSTRACT Based on previous experience and current knowledge, it is assumed that mycotoxins contaminating raw materials could be degraded or modified due to exposure to thermal and mechanical conditions during food processing, potentially resulting in degradation and/or conversion products.
Eleonora Rollo   +5 more
wiley   +1 more source

Valorization of Zingiber officinale Roscoe leaf biomass: phytotoxic potential and chemical profiling toward sustainable weed management

open access: yesJournal of the Science of Food and Agriculture, Volume 106, Issue 13, Page 8189-8201, October 2026.
Abstract BACKGROUND Zingiber officinale Roscoe is widely cultivated as a spice and functional food, generating substantial amounts of aerial biomass that is commonly discarded after harvest. Within a circular‐economy framework, this study investigated the phytotoxic potential of Z.
Sara Vitalini   +7 more
wiley   +1 more source

Seal milk oligosaccharides rival human milk complexity and exhibit functional dynamics during lactation. [PDF]

open access: yesNat Commun
Jin C   +11 more
europepmc   +2 more sources

The Impact of Agave (Agave Tequilana) Powder on the Thermal and Mechanical Properties of PLA Bio‐Based Composites

open access: yesMacromolecular Materials and Engineering, Volume 311, Issue 10, October 2026.
This study investigated PLA composites containing untreated agave powder (3–20 wt.%) as a proof‐of‐concept baseline for evaluating the effect of filler content on material performance. Low AP contents (3–5 wt.%) largely preserved the main thermal degradation behavior of PLA, whereas higher contents shifted degradation toward lower temperatures ...
Sofia González‐Valdes   +8 more
wiley   +1 more source

Engineering Photonic Pigments From Titania–Block Copolymer Composites

open access: yesMacromolecular Rapid Communications, Volume 47, Issue 19, 6 October 2026.
Ligand‐functionalized TiO2 nanoparticles selectively partition into P2VP‐rich lamellae of onion‐like PS‐b‐P2VP microspheres, increasing refractive index contrast while preserving concentric order through controlled self‐assembly. The resulting dry photonic pigments display defined Bragg reflections and angle‐robust structural color.
Niklas Rocca Schwarz   +5 more
wiley   +1 more source

Evaluation of Maize Genotypes for Northern Leaf Blight Resistance and Yield in Ethiopian Hotspots

open access: yesPlant-Environment Interactions, Volume 7, Issue 5, October 2026.
ABSTRACT Northern leaf blight (NLB), caused by Exserohilum turcicum, is a major constraint to maize production in Ethiopia's mid‐altitude and transitional‐highland agro‐ecologies. This study evaluated 30 maize genotypes (24 commercial hybrids released 1988–2020 and six female parent lines) at two NLB hotspot locations (Arsi Negele, 1960 m a.s.l.; Wondo
Mesele Haile   +4 more
wiley   +1 more source

Holocene shifts in marine mammal distributions around Northern Greenland revealed by sedimentary ancient DNA. [PDF]

open access: yesNat Commun
Schreiber L   +10 more
europepmc   +1 more source

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