Results 231 to 240 of about 37,483 (297)

A mosaic of colors: The influence of biotic and abiotic factors shaping flower color diversity across a tropical mountain ecosystem

open access: yesAmerican Journal of Botany, Volume 113, Issue 1, January 2026.
Abstract Premise Flower color diversity within communities is shaped by biotic and abiotic factors. Pollinators often prefer specific colors, and floral pigments also help protect against abiotic factors such as ultraviolet (UV) radiation, precipitation, and temperature.
Maria Gabriela Gutierrez Camargo   +4 more
wiley   +1 more source

A Bioinspired Approach to Mechanically Reinforce Collagen‐Rich Tissues Using Modularly Defined Stilbenoids

open access: yesBiopolymers, Volume 117, Issue 1, January 2026.
A schematic diagram of dentin biomodification using modularly defined stilbenoids (MoDS). Stilbenoids interact with type I collagen at multiple hierarchical levels, inducing intermolecular and inter‐microfibrillar cross‐linking that enhances dentin viscoelastic properties, structural stability, and biocompatibility.
Mahmoud Sayed Ahmed   +4 more
wiley   +1 more source

The State of Knowledge of the Primary and Secondary Metabolites of the Iris Genus

open access: yesChemistry &Biodiversity, Volume 23, Issue 1, January 2026.
The genus Iris L. (Iridaceae) comprises over 320 species, primarily found in the northern hemisphere. Iris species are important in horticulture, folklore and medicine, and contain a variety of primary and secondary metabolites with significant biological activity.
Olha Mykhailenko   +3 more
wiley   +1 more source

Global variation in seed covering structure hardness of woody species with orthodox seeds. [PDF]

open access: yesAnn Bot
Visscher AM   +9 more
europepmc   +1 more source

A Scalable and Sustainable Synthesis of Indirubin Frameworks Enabled by Deep Eutectic Solvents

open access: yesChemSusChem, Volume 19, Issue 1, January 2026.
A sustainable protocol for the synthesis of indirubin in a choline chloride/urea deep eutectic solvent at 70°C under air affords the product in 70% yield without chromatography. The method is robust, scalable to pilot scale, and enables late‐stage functionalization, granting access to a wide range of indirubin derivatives. CHEM21 green metrics validate
Biagio Delvecchio   +5 more
wiley   +1 more source

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