Results 171 to 180 of about 83,323 (258)

Imidazol dipeptides

open access: yesNippon Shokuhin Kagaku Kogaku Kaishi, 2014
openaire   +2 more sources

Making Blank Faces Expressive: Chemical Approaches to the Modification of Chemically Inert Peptides

open access: yesJournal of Peptide Science, Volume 32, Issue 3, March 2026.
As an alternative to the conventional approach, which combines amino acid monomers in a one‐by‐one fashion to peptide derivatives, the chemical modification of existing peptides has attracted significant attention in recent years. However, such approaches generally target the reactive functional groups in cysteine and lysine residues, particularly in ...
Yoshitaka Moriyama   +2 more
wiley   +1 more source

Effect of α‐Hydrazino Acids on the Performance of H‐Pro–Pro‐Xaa Catalysts in the Conjugate Addition of Aldehydes to Nitroolefins

open access: yesChemistrySelect, Volume 11, Issue 11, 18 March 2026.
The tripeptide Pro‐Pro‐D‐hVal‐OMe, which lacks an acidic group, catalysed the conjugate addition of aldehydes to nitroolefins and afforded γ‐nitroaldehydes in 79–97% yield and 88:14–93:7 e.r. The proposed reaction mechanism relies on the active role of hydrazide NHβ or NHα protons in hydrogen bonding with the reacting species.
Ivona Banović   +2 more
wiley   +1 more source

From Membrane Composition to Antimicrobial Strategies: Experimental and Computational Approaches to AMP Design and Selectivity

open access: yesSmall, Volume 22, Issue 16, 17 March 2026.
Antimicrobial peptides (AMPs) are promising candidates for next‐generation antibiotics, acting through mechanisms such as membrane disruption and intracellular targeting. This review examines how variations in bacterial membrane composition critically influence AMP activity.
Paolo Rossetti   +5 more
wiley   +1 more source

Temporal Control Over Complex, Simple, and Multiphase Coacervates Using Ureolysis and Ammonium Carbonate Decomposition

open access: yesChemSystemsChem, Volume 8, Issue 2, March 2026.
A new strategy for temporal control over simple and complex coacervates is described here. The urea‐urease reaction results in the timed formation and/or destruction of complex coacervates after controllable delays. This strategy is easily adaptable to different time scales and polyelectrolyte pairs.
Shana Shirin Valapra   +4 more
wiley   +1 more source

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