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Structure-mechanism-based engineering of chemical regulators targeting distinct pathological factors in Alzheimer's disease. Nat Commun 2016; 7:13115. [PMID: 27734843 PMCID: PMC5065625 DOI: 10.1038/ncomms13115] [Citation(s) in RCA: 71] [Impact Index Per Article: 8.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/29/2015] [Accepted: 09/02/2016] [Indexed: 12/20/2022] Open
Abstract
The absence of effective therapeutics against Alzheimer's disease (AD) is a result of the limited understanding of its multifaceted aetiology. Because of the lack of chemical tools to identify pathological factors, investigations into AD pathogenesis have also been insubstantial. Here we report chemical regulators that demonstrate distinct specificity towards targets linked to AD pathology, including metals, amyloid-β (Aβ), metal–Aβ, reactive oxygen species, and free organic radicals. We obtained these chemical regulators through a rational structure-mechanism-based design strategy. We performed structural variations of small molecules for fine-tuning their electronic properties, such as ionization potentials and mechanistic pathways for reactivity towards different targets. We established in vitro and/or in vivo efficacies of the regulators for modulating their targets' reactivities, ameliorating toxicity, reducing amyloid pathology, and improving cognitive deficits. Our chemical tools show promise for deciphering AD pathogenesis and discovering effective drugs. To advance our understanding of pathological features associated with Alzheimer's disease (AD), chemical tools with distinct specificity towards AD targets would be valuable. Here the authors used a structure-mechanism-based design strategy to obtain small molecules as chemical regulators for distinct pathological factors linked to AD pathology.
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Behrman EJ. Comment on "Revised mechanism of Boyland-Sims oxidation". J Phys Chem A 2011; 115:7863-4; author reply 7865-8. [PMID: 21634428 DOI: 10.1021/jp2035407] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
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Sanna E, Martínez L, Rotger C, Blasco S, González J, García-España E, Costa A. Squaramide-Based Reagent for Selective Chromogenic Sensing of Cu(II) through a Zwitterion Radical. Org Lett 2010; 12:3840-3. [DOI: 10.1021/ol101514y] [Citation(s) in RCA: 57] [Impact Index Per Article: 4.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/11/2022]
Affiliation(s)
- Elena Sanna
- Departament de Química, Universitat de les Illes Balears, 07122 Palma de Mallorca, Spain, and Instituto de Ciencia Molecular (ICMOL), Universidad de Valencia, C/catedrático José Beltrán 2, 46098 Valencia, Spain
| | - Luis Martínez
- Departament de Química, Universitat de les Illes Balears, 07122 Palma de Mallorca, Spain, and Instituto de Ciencia Molecular (ICMOL), Universidad de Valencia, C/catedrático José Beltrán 2, 46098 Valencia, Spain
| | - Carmen Rotger
- Departament de Química, Universitat de les Illes Balears, 07122 Palma de Mallorca, Spain, and Instituto de Ciencia Molecular (ICMOL), Universidad de Valencia, C/catedrático José Beltrán 2, 46098 Valencia, Spain
| | - Salvador Blasco
- Departament de Química, Universitat de les Illes Balears, 07122 Palma de Mallorca, Spain, and Instituto de Ciencia Molecular (ICMOL), Universidad de Valencia, C/catedrático José Beltrán 2, 46098 Valencia, Spain
| | - Jorge González
- Departament de Química, Universitat de les Illes Balears, 07122 Palma de Mallorca, Spain, and Instituto de Ciencia Molecular (ICMOL), Universidad de Valencia, C/catedrático José Beltrán 2, 46098 Valencia, Spain
| | - Enrique García-España
- Departament de Química, Universitat de les Illes Balears, 07122 Palma de Mallorca, Spain, and Instituto de Ciencia Molecular (ICMOL), Universidad de Valencia, C/catedrático José Beltrán 2, 46098 Valencia, Spain
| | - Antoni Costa
- Departament de Química, Universitat de les Illes Balears, 07122 Palma de Mallorca, Spain, and Instituto de Ciencia Molecular (ICMOL), Universidad de Valencia, C/catedrático José Beltrán 2, 46098 Valencia, Spain
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Beklemishev MK, Kiryushchenkov EN, Skosyrskaya EK, Petrenko AM. Periodate ion as an oxidant in indicator reactions with aromatic amines. JOURNAL OF ANALYTICAL CHEMISTRY 2006. [DOI: 10.1134/s1061934806110049] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/22/2022]
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Beklemishev MK, Kiryushchenkov EN, Stoyan TA, Dolmanova IF. A Catalytic Method for Determining Cadmium(II), Nickel(II), and Zinc(II) Inhibitor Metals. JOURNAL OF ANALYTICAL CHEMISTRY 2005. [DOI: 10.1007/s10809-005-0143-5] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
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