Results 141 to 150 of about 26,435 (268)

Colorectal Precancerous Lesions: Molecular Mechanisms, Research Tools, and Natural Product‐Based Clinical Translation

open access: yesMedComm – Oncology, Volume 5, Issue 2, June 2026.
This article systematically elucidates the molecular mechanisms of colorectal precancerous lesions, introduces cutting‐edge research tools like multi‐omics and organoids, and highlights the potential and prospects of natural products such as berberine, resveratrol, and curcumin in preventing and intervening in colorectal carcinogenesis by modulating ...
Shunji Liu   +6 more
wiley   +1 more source

1,4‐Pentanediol as an Alternative Biomass‐Derived Medium for the Phosphine‐Free Heck Coupling Reactions

open access: yesChemSusChem, Volume 19, Issue 9, 14 May 2026.
In this research, a phosphine‐free Heck coupling reaction was performed using biomass‐derived 1,4‐pentanediol and a polar protic solvent. It was demonstrated that a wide scope of products could be isolated by a simple filtration, eliminating the high‐solvent‐consuming column chromatography and reducing the E‐factor by more than 90% compared to ...
Csaba Árvai, László T. Mika
wiley   +1 more source

UV-fluorescence spectroscopy in measuring stilbene content [PDF]

open access: yes, 2015
201
Harju, Anni   +2 more
core  

Construction of a Clusteroluminescent Liquid Crystal System With Tunable Properties and Its Application in Information Encryption

open access: yesAggregate, Volume 7, Issue 5, May 2026.
In this work, a tunable luminescent liquid crystal system with clusterization‐triggered emission was constructed. The liquid crystal mesogen B‐Chol formed a thermotropic liquid crystal with clusteroluminescence character. The change of birefringence, the chirality inversion and clusteroluminescence enhancement could be realized by the host‐guest ...
Danyu Xia   +5 more
wiley   +1 more source

Long Versus Short Chain Covalent Functionalization in the Preparation of Mechanochromic Polymers

open access: yesChemistry–Methods, Volume 6, Issue 5, May 2026.
A perylene bisimide (PBI) macromechanophore featuring poly(ε‐caprolactone) (PCL) spacers was covalently incorporated into poly(styrene‐ethylene‐butylene‐styrene) (SEBS) and low‐density polyethylene (LLDPE) matrices. Compared to a short‐spacer PBI, the long‐spacer enhanced force transduction while preserving mechanical properties.
B. Bertoncini   +5 more
wiley   +1 more source

Photophysics of Biological and Biomimetic Sunscreen Molecules

open access: yesChemPhotoChem, Volume 10, Issue 5, May 2026.
Recent photochemical and photophysical research into natural and nature‐inspired UV filter molecules is reviewed, with a focus on the application of these systems in next‐generation sunscreens. The results of time‐resolved UV spectroscopy experiments and theoretical studies are discussed.
Michael Hymas, Vasilios G. Stavros
wiley   +1 more source

Next‐Generation Sustainable Food Production Through Integrative Biotechnology, AI, and Climate‐Resilient Innovations

open access: yesFood and Energy Security, Volume 15, Issue 3, May/June 2026.
ABSTRACT By 2050, the global population is projected to reach ~10 billion, leading to 50% increase in food demand. This growth will place immense pressure on agricultural systems that are already struggling with the impacts of climate change and resource depletion.
Chaquayla Katam   +3 more
wiley   +1 more source

Resveratrol for Cancer Radio‐Sensitization: Ready for Prime Time or Future Perspective

open access: yesFood Science &Nutrition, Volume 14, Issue 5, May 2026.
Resveratrol exerts antioxidant and anti‐inflammatory effects by reducing reactive oxygen species and suppressing NF‐κB and JAK/STAT signaling pathways. It modulates metabolic signaling through AMPK‐dependent inhibition of mTOR, influencing cell survival and inflammatory responses.
Maryam Fallah   +7 more
wiley   +1 more source

Dietary Polyphenols in Non‐Communicable Chronic Diseases: Neuro–Enteric Mechanisms, Multi‐Omics Biomarkers and Translational Opportunities

open access: yesFood Science &Nutrition, Volume 14, Issue 5, May 2026.
This illustration highlights how dietary polyphenols from foods like berries, grapes, and green tea travel through the gut, where microbiota transform them into bioactive metabolites. These metabolites pass into the bloodstream, strengthen the gut barrier, and ultimately reach the brain, supporting neuroprotection through antioxidative and anti ...
Adnan Akif   +3 more
wiley   +1 more source

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