Results 81 to 90 of about 9,290 (210)

Systemic Toxicity of L‐Mimosine in Rabbits: A Non‐Rodent Model for Safety Assessment

open access: yesJournal of Applied Toxicology, Volume 46, Issue 2, Page 639-651, February 2026.
ABSTRACT L‐mimosine is a non‐protein amino acid primarily found in the Mimosoideae subfamily, with high concentrations in Leucaena leucocephala and Mimosa pudica. These plants are widely used in both human and animal nutrition, as well as in phytotherapeutic applications. While the toxic effects of L‐mimosine have been extensively studied in ruminants,
S. M. Ferreira   +6 more
wiley   +1 more source

A Straightforward Synthesis of Functionalized cis-Perhydroisoquinolin-1-ones

open access: yesMolecules, 2019
Base-catalyzed annulation reactions of 5,6-dihydro-2(1H)-pyridones with Nazarov-type reagents are reported. The effect of the solvent polarity and the concentration of the reagents is studied.
Federica Arioli   +5 more
doaj   +1 more source

Regioselective reactions of 3,4-pyridynes enabled by the aryne distortion model. [PDF]

open access: yes, 2013
The pyridine heterocycle continues to play a vital role in the development of human medicines. More than 100 currently marketed drugs contain this privileged unit, which remains highly sought after synthetically. We report an efficient means to access di-
Garg, Neil K, Goetz, Adam E
core  

Innovative solutions to sticky situations: Antiadhesive strategies for treating bacterial infections [PDF]

open access: yes, 2016
Bacterial adherence to host tissue is an essential process in pathogenesis, necessary for invasion and colonization and often required for the efficient delivery of toxins and other bacterial effectors.
Aberg   +314 more
core   +2 more sources

A novel approach to target skin photodamage: Topical application of salt inducible kinase inhibitors

open access: yesInternational Journal of Cosmetic Science, Volume 48, Issue 1, Page 1-15, February 2026.
UV‐induced photodamage leads to increased DNA damage and elevated MMP levels, which degrade collagen and contribute to wrinkle formation. SLT‐001 and SLT‐008, novel cosmetic ingredients that target salt‐inducible kinase, help reverse this effect by enhancing DNA repair, reducing MMP expression and decreasing erythema, thereby mitigating photodamage ...
Inbal Rachmin   +7 more
wiley   +1 more source

New approach to condensed pyrid-2-ones [PDF]

open access: yes, 2002
We wish to report a simple procedure for the preparation of 5-substituted-thienopyridin-7-ones and 7-substituted-1,6-naphthyridin-5(6H)-ones, in good yields, from the dianions of 3-methylthiophene-2-carboxylic and 2-methylnicotinic acids on treatment ...
Brun Sanchez, Eva Maria   +2 more
core  

Study of the Differential Activity of Thrombin Inhibitors Using Docking, QSAR, Molecular Dynamics, and MM-GBSA [PDF]

open access: yes, 2015
Indexación: Web of Science; Scopus.Non-peptidic thrombin inhibitors (TIs; 177 compounds) with diverse groups at motifs P1 (such as oxyguanidine, amidinohydrazone, amidine, amidinopiperidine), P2 (such as cyano-fluorophenylacetamide, 2-(2-chloro-6 ...
Caballero, J.   +2 more
core   +3 more sources

Synthesis of New Potentially Bioactive Bicyclic 2-Pyridones

open access: yesMolecules, 2005
Three convenient methods of reduction of the nitro group of 5-nitroimidazoles and 5-nitrothiazole that bear a diethylmethylene malonate group in an ortho-like position with respect to the nitro group and cyclization of the resulting amino derivatives are
Patrice Vanelle   +3 more
doaj   +1 more source

Natural Products from Marine Fungi—Still an Underrepresented Resource [PDF]

open access: yes, 2016
Marine fungi represent a huge potential for new natural products and an increased number of new metabolites have become known over the past years, while much of the hidden potential still needs to be uncovered.
Imhoff, Johannes F.
core   +2 more sources

Nickel‐Catalyzed cine‐Substitution Toward Carbonyl Dance

open access: yesChemistry – An Asian Journal, Volume 21, Issue 1, January 2026.
A nickel‐catalyzed cine‐substitution enables a 1,2‐carbonyl translocation (“carbonyl dance”) at tetralone derivatives under mild conditions. This transformation proceeds through enolization and selective amination, followed by hydrolysis, to afford β‐tetralones bearing migrated carbonyl groups.
Eito Moriya   +2 more
wiley   +1 more source

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