The mounting burden of antimicrobial resistance (AMR) is one of the most concerning threats to public health worldwide. With low economic incentives and a dwindling supply of new drugs in clinical pipelines, more innovative approaches to novel drug design and development are desperately required. Metal-based compounds are rapidly emerging as an alternative to organic drugs, as they have the ability to kill pathogens via metal-specific modes of action. We herein review recent advances in metal-based antibacterial agents, including metal complexes, metal ions and catalytic metallodrugs. The review concludes with a perspective on the rational design of metal-based antibiotics, and how we can exploit their unique properties to tackle AMR.
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http://dx.doi.org/10.1016/j.mib.2023.102347 | DOI Listing |
Lipids Health Dis
January 2025
Department of Urology, Henan Provincial People's Hospital, Zhengzhou University People's Hospital, Henan University People's Hospital, Zhengzhou, 450003, China.
Background: Bladder cancer is one of the most common malignancies of the urinary system. Despite significant advances in diagnosis and treatment, the compromised therapeutic effect of chemotherapeutic agents, such as Oxaliplatin (OXA), remains a major clinical challenge. Thus, a combination therapy is required to enhance the OXA's therapeutic effectiveness and improve patient outcomes.
View Article and Find Full Text PDFSci Rep
January 2025
School of Civil Engineering, Central South University, Changsha, 410075, China.
Using potentiometric testing, we investigated the zeta potential of shield muck curing materials' particle surfaces, varying the concentration of metal ion complex. We analyzed the microscopic characteristics of shield muck curing products by using the electron microscopy, revealing the impact of metal ion complex on curing. Results showed that the metal ion complex significantly reduces the surface zeta potential of shield muck and conventional curing materials, with cement showing the most substantial effect, followed by shield muck, calcium carbonate, and calcium sulfate.
View Article and Find Full Text PDFChem Asian J
January 2025
Technische Universität Braunschweig, Institute of Medicinal and Pharmaceutical Chemistry, Beethovenstr. 55, 38106, Braunschweig, GERMANY.
Silver N-heterocyclic carbene (NHC) complexes are known to form biscarbene species from monocarbene analogs in protic polar solvents. However, the effect of the respective species of silver NHC complexes on their biological activity against bacteria or cancer cells has not been systematically explored, either in vitro or in vivo. The direct and simple conversion of monocarbene silver N-heterocyclic carbene (NHC) halide complexes (NHC)AgX, (X= Cl, Br) 1a/b - 5a/b to their biscarbene analogues (NHC)2AgX 1c/d - 5c/d is reported.
View Article and Find Full Text PDFJ Phys Chem A
January 2025
Novosibirsk State University, Pirogov str. 1, Novosibirsk 630090, Russian Federation.
Nine metal complexes formed by three symmetric β-diketonates (, acetylacetonate (), 1,1,1,3,3,3-hexafluoro-acetylacetonate (), and 2,2,6,6-tetramethylheptane-3,5-dionate ()) and three metal ions (with three different coordination geometries, , Be - tetrahedral, Cu - square planar, and Pb - "swing" square pyramidal) were investigated. The study combines structural analyses, vibrational spectroscopic techniques, and quantum chemical calculations with the aim of bridging crystal structure, electronic structure, molecular topology, and far-infrared (FIR) spectroscopic characteristics. The effect of intramolecular interactions on the structural, electronic, and spectroscopic features is the center of this study.
View Article and Find Full Text PDFInorg Chem
January 2025
Department of Chemistry, University of Patras, Patras 265 04, Greece.
A new [DyBiOCl(saph)] () Werner-type cluster has been prepared, which is the first Dy/Bi polynuclear compound with no metal-metal bond and one of the very few Ln-Bi (Ln = lanthanide) heterometallic complexes reported to date. The molecular compound has been deliberately transformed to its 1-D analogue [DyBiO(N)(saph)] () via the replacement of the terminal Cl ions by end-to-end bridging N groups. The overall metallic skeleton of (and ) can be described as consisting of a diamagnetic {Bi} unit with an elongated trigonal bipyramidal topology, surrounded by a magnetic {Dy} equilateral triangle, which does not contain μ-oxo/hydroxo/alkoxo groups.
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