Dual coordination at two distinct nitrogen binding sites in various ditopic azabipyridines and azaterpyridines was evaluated by preparing 3- and 4-component complexes. The 4-aza-2,2'-bipyridine unit was implemented into a nanoswitch and used for reversible switching between open and closed forms.
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http://dx.doi.org/10.1039/c3dt51780b | DOI Listing |
mBio
January 2025
Department of Biochemistry and Biomedical Sciences, McMaster University, Hamilton, Ontario, Canada.
Unlabelled: Peptidoglycan (PG) is an important bacterial macromolecule that confers cell shape and structural integrity, and is a key antibiotic target. Its synthesis and turnover are carefully coordinated with other cellular processes and pathways. Despite established connections between the biosynthesis of PG and the outer membrane, or PG and DNA replication, links between PG and folate metabolism remain comparatively unexplored.
View Article and Find Full Text PDFChemSusChem
January 2025
Peking University, Chemistry, 292 Chengfu Rd, 100871, Beijing, CHINA.
Polyesters featuring a linear topology and in-chain 1,3-cyclobutane rings, synthesized via ring-opening polymerization (ROP) of 2-oxabicyclo[2.1.1]hexan-3-one (4R-BL, R = Bu, Ph) through a coordination-insertion mechanism, display excellent thermal and hydrolytic stability, making them promising candidates for sustainable circular materials.
View Article and Find Full Text PDFChemistry
January 2025
Northwest University, College of Chemistry and Materials Science, No.1 Xuefu Road, Guodu District, 710127, Xi'an, CHINA.
The combination of supramolecular self-assemblies and polymer science has resulted in the development of soft materials with diverse properties and applications. In particular, the coordination cages of predefined shape, size, and internal cavity can be utilized intelligently as promising building units for designing responsive and smart soft materials with dual porosity, contributing to the introduction of versatile host-guest chemistry into gels. In this review, we present the recent advancements in gels incorporating coordination cages into their networks, ranging from synthesis strategies to state-of-art applications.
View Article and Find Full Text PDFMem Cognit
January 2025
Department of Human Sciences, Institute of Psychology, General Psychology, University of the Bundeswehr Munich, Werner-Heisenberg-Weg 39, 85577, Neubiberg, Germany.
This study explores multi-tasking by examining the effects of transitioning from dual-task to triple-task scenarios. Our research extends beyond conventional dual-task paradigms to investigate the impact of triple-task performance on two participant groups: those unprepared in single, dual, or triple tasks (N = 14) and those previously prepared in single and dual tasks (N = 13). The study consisted of a preparation phase with nine sessions and an assessment phase with eight sessions.
View Article and Find Full Text PDFNanoscale
January 2025
School of Chemistry and Chemical Engineering, School of the Environment, State Key Laboratory of Pollution Control & Resource Reuse, State Key Laboratory of Coordination Chemistry, Nanjing University, Nanjing 210023, China.
The escalating global fecal waste and rising CO levels present dual significant environmental challenges, further intensified by urbanization. Traditional fecal waste management methods are insufficient, particularly in addressing the related health risks and environmental threats. This study explores the synthesis of biochar from pig manure as a carbon substrate to disperse and stabilize Cu nanoparticles, resulting in the formation of an efficient Cu-NB-2000 electrocatalyst for electrocatalytic CO reduction (ECR).
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