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Valdes-García J, Zamora-Moreno J, Salomón-Flores MK, Martínez-Otero D, Barroso-Flores J, Yatsimirsky AK, Bazany-Rodríguez IJ, Dorazco-González A. Fluorescence Sensing of Monosaccharides by Bis-boronic Acids Derived from Quinolinium Dicarboxamides: Structural and Spectroscopic Studies. J Org Chem 2023; 88:2174-2189. [PMID: 36735858 DOI: 10.1021/acs.joc.2c02590] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/05/2023]
Abstract
Three new diboronic acid-substituted bisquinolinium salts were synthesized, structurally described by single-crystal X-ray diffraction, and studied in-depth as fluorescent receptors for six monosaccharides and two open-chain polyols in water at physiological pH. The dicationic pyridine-2,6-dicarboxamide-based receptors contain two N-quinolinium rings as the fluorescent units covalently linked to three different isomers of phenylboronic acid (ortho, 2; meta, 3; and para, 4) as chelating binding sites for polyols. Additions of glucose/fructose in the micromolar concentration range to receptors 2 and 3 induce significant fluorescence changes, but in the presence of arabinose, galactose, mannose, and xylose, only modest optical changes are observed. This optical change is attributed to a static photoinduced electron transfer mechanism. The meta-diboronic receptor 3 exhibited a high affinity/selectivity toward glucose (K = 3800 M-1) over other monosaccharides including common interfering species such as fructose and mannitol. Based on multiple spectroscopic tools, electrospray ionization high-resolution mass spectrometry, crystal structures, and density functional theory calculations, the binding mode between 3 and glucose is proposed as a 1:1 complex with the glucofuranose form involving a cooperative chelating diboronate binding. These results demonstrate the usefulness of a new set of cationic fluorescent diboronic acid receptors with a strong ability for optical recognition of glucose in the sub-millimolar concentration range.
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Affiliation(s)
- Josue Valdes-García
- Institute of Chemistry, National Autonomous University of Mexico, Mexico City 04510, Mexico
| | - Julio Zamora-Moreno
- Institute of Chemistry, National Autonomous University of Mexico, Mexico City 04510, Mexico
| | - María K Salomón-Flores
- Institute of Chemistry, National Autonomous University of Mexico, Mexico City 04510, Mexico
| | - Diego Martínez-Otero
- Centro Conjunto de Investigación en Química Sustentable UAEM-UNAM, Instituto de Química, Universidad Nacional Autónoma de México, Toluca 50200, Estado de México, México
| | - Joaquín Barroso-Flores
- Institute of Chemistry, National Autonomous University of Mexico, Mexico City 04510, Mexico.,Centro Conjunto de Investigación en Química Sustentable UAEM-UNAM, Instituto de Química, Universidad Nacional Autónoma de México, Toluca 50200, Estado de México, México
| | - Anatoly K Yatsimirsky
- Facultad de Química, Universidad Nacional Autónoma de México, México D.F. 04510, México
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Papadakis R. Mono- and Di-Quaternized 4,4'-Bipyridine Derivatives as Key Building Blocks for Medium- and Environment-Responsive Compounds and Materials. Molecules 2019; 25:molecules25010001. [PMID: 31861256 PMCID: PMC6982771 DOI: 10.3390/molecules25010001] [Citation(s) in RCA: 17] [Impact Index Per Article: 3.4] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/15/2019] [Revised: 12/13/2019] [Accepted: 12/16/2019] [Indexed: 01/20/2023] Open
Abstract
Mono- and di-quaternized 4,4'-bipyridine derivatives constitute a family of heterocyclic compounds, which in recent years have been employed in numerous applications. These applications correspond to various disciplines of research and technology. In their majority, two key features of these 4,4'-bipyridine-based derivatives are exploited: their redox activity and their electrochromic aptitude. Contemporary materials and compounds encompassing these skeletons as building blocks are often characterized as multifunctional, as their presence often gives rise to interesting phenomena, e.g., various types of chromism. This research trend is acknowledged, and, in this review article, recent examples of multifunctional chromic materials/compounds of this class are presented. Emphasis is placed on solvent-/medium- and environment-responsive 4,4'-bipyridine derivatives. Two important classes of 4,4'-bipyridine-based products with solvatochromic and/or environment-responsive character are reviewed: viologens (i.e., N,N'-disubstituted derivatives) and monoquats (i.e., monosubstituted 4,4'-bipyridine derivatives). The multifunctional nature of these derivatives is analyzed and structure-property relations are discussed in connection to the role of these derivatives in various novel applications.
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Affiliation(s)
- Raffaello Papadakis
- School of Chemical Engineering, National Technical University of Athens (NTUA), Laboratory of Organic Chemistry, 15780 Athens, Greece; ; Tel.: +46-728-368-595
- Department of Chemistry—Ångström Laboratory, Uppsala University, 751 20 Uppsala, Sweden
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3
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Boronic acid-based chemical sensors for saccharides. Carbohydr Res 2017; 452:129-148. [DOI: 10.1016/j.carres.2017.10.010] [Citation(s) in RCA: 43] [Impact Index Per Article: 6.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/29/2017] [Revised: 10/04/2017] [Accepted: 10/17/2017] [Indexed: 12/15/2022]
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4
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Triazole-linked fluorescent bisboronic acid capable of selective recognition of the Lewis Y antigen. Bioorg Med Chem Lett 2017; 27:1983-1988. [PMID: 28351593 DOI: 10.1016/j.bmcl.2017.03.023] [Citation(s) in RCA: 8] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/19/2016] [Revised: 02/28/2017] [Accepted: 03/09/2017] [Indexed: 01/07/2023]
Abstract
Cell surface carbohydrates of the Lewis blood group antigens, Lewis X (Lex), Lewis Y (Ley), Lewis A (Lea), and their sialylated derivatives, such as sialy Lewis X (sLex) and sialy Lewis A (sLea), play important roles in various recognition processes. These cell surface carbohydrates have also been associated with the development and progression of many types of cancers. Recently, we synthesized four anthracene-based fluorescent bisboronic acid sensors (compounds 2a-d) linked by 'click' chemistry with tethers of different lengths to match the epitope of various Lewis group of sugars. Among the four compounds, 2a appears to have both high sensitivity and selectivity for Ley among other carbohydrate antigens.
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5
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Resendez A, Panescu P, Zuniga R, Banda I, Joseph J, Webb DL, Singaram B. Multiwell Assay for the Analysis of Sugar Gut Permeability Markers: Discrimination of Sugar Alcohols with a Fluorescent Probe Array Based on Boronic Acid Appended Viologens. Anal Chem 2016; 88:5444-52. [PMID: 27116118 DOI: 10.1021/acs.analchem.6b00880] [Citation(s) in RCA: 12] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/11/2023]
Abstract
With the aim of discerning between different sugar and sugar alcohols of biomedical relevance, such as gut permeability, arrays of 2-component probes were assembled with up to six boronic acid-appended viologens (BBVs): 4,4'-o-BBV, 3,3'-o-BBV, 3,4'-o-BBV, 4,4'-o,m-BBV, 4,7'-o-PBBV, and pBoB, each coupled to the fluorophore 8-hydroxypyrene, 1,3,6-trisulfonic acid trisodium salt (HPTS). These probes were screened for their ability to discriminate between lactulose, l-rhamnose, 3-O-methyl-d-glucose, and xylose. Binding studies of sugar alcohols mannitol, sorbitol, erythritol, adonitol, arabitol, galactitol, and xylitol revealed that diols containing threo-1,2-diol units have higher affinity for BBVs relative diols containing erythro-1,2 units. Those containing both threo-1,2- and 1,3-syn diol motifs showed high affinity for boronic acid binding. Fluorescence from the arrays were examined by principle component analysis (PCA) and linear discriminant analysis (LDA). Arrays with only three BBVs sufficed to discriminate between sugars (e.g., lactulose) and sugar alcohols (e.g., mannitol), establishing a differential probe. Compared with 4,4'-o-BBV, 2-fold reductions in lower limits of detection (LOD) and quantification (LOQ) were achieved for lactulose with 4,7-o-PBBV (LOD 41 μM, LOQ 72 μM). Using a combination of 4,4'-o-BBV, 4,7-o-PBBV, and pBoB, LDA statistically segregated lactulose/mannitol (L/M) ratios from 0.1 to 0.5, consistent with values encountered in small intestinal permeability tests. Another triad containing 3,3'-o-BBV, 4,4'-o-BBV, and 4,7-o-PBBV also discerned similar L/M ratios. This proof-of-concept demonstrates the potential for BBV arrays as an attractive alternate to HPLC to analyze mixtures of sugars and sugar alcohols in biomedical applications and sheds light on structural motifs that make this possible.
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Affiliation(s)
- Angel Resendez
- Department of Chemistry and Biochemistry, University of California Santa Cruz , Santa Cruz, California 95064, United States
| | - Priera Panescu
- Department of Chemistry and Biochemistry, University of California Santa Cruz , Santa Cruz, California 95064, United States
| | - Ruth Zuniga
- Department of Chemistry and Biochemistry, University of California Santa Cruz , Santa Cruz, California 95064, United States
| | - Isaac Banda
- Department of Chemistry and Biochemistry, University of California Santa Cruz , Santa Cruz, California 95064, United States
| | - Jorly Joseph
- IIRBS, Mahatma Gandhi University , Kottayam, 686560, India
| | - Dominic-Luc Webb
- Department of Chemistry and Biochemistry, University of California Santa Cruz , Santa Cruz, California 95064, United States.,Department of Medical Sciences, Gastroenterology and Hepatology, Uppsala University , 751 85, Uppsala, Sweden
| | - Bakthan Singaram
- Department of Chemistry and Biochemistry, University of California Santa Cruz , Santa Cruz, California 95064, United States
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6
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Kuwabara T, Tao X, Guo H, Katsumata M, Kurokawa H. Monocationic ionophores capable of ion-responsive intramolecular charge transfer absorption variation. Tetrahedron 2016. [DOI: 10.1016/j.tet.2016.01.001] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/22/2022]
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7
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Papadakis R, Deligkiozi I, Giorgi M, Faure B, Tsolomitis A. Supramolecular complexes involving non-symmetric viologen cations and hexacyanoferrate(ii) anions. A spectroscopic, crystallographic and computational study. RSC Adv 2016. [DOI: 10.1039/c5ra16732a] [Citation(s) in RCA: 14] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022] Open
Abstract
We have investigated spectrally, crystallographically as well as computationally charge transfer complexes involving synthesized N-aryl-N′-methyl non-symmetric viologen cations and hexacyanoferrate(ii) anions.
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Affiliation(s)
- Raffaello Papadakis
- Department of Chemistry (BMC) Uppsala University
- 751 23 Uppsala
- Sweden
- School of Chemical Engineering
- Laboratory of Organic Chemistry
| | - Ioanna Deligkiozi
- School of Chemical Engineering
- Laboratory of Organic Chemistry
- National Technical University of Athens
- 15780 Athens
- Greece
| | - Michel Giorgi
- Aix-Marseille Université
- CNRS FR1739
- Campus St. Jérôme
- Spectropole
- 13013 Marseille
| | - Bruno Faure
- Aix Marseille Université
- CNRS
- Centrale Marseille
- ISM2 UMR 7313
- Marseille
| | - Athanase Tsolomitis
- School of Chemical Engineering
- Laboratory of Organic Chemistry
- National Technical University of Athens
- 15780 Athens
- Greece
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8
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Affiliation(s)
- Xiaolong Sun
- Department
of Chemistry, University of Bath, Bath, BA2 7AY, United Kingdom
| | - Tony D. James
- Department
of Chemistry, University of Bath, Bath, BA2 7AY, United Kingdom
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9
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Hansen JS, Christensen JB. Recent advances in fluorescent arylboronic acids for glucose sensing. BIOSENSORS 2013; 3:400-18. [PMID: 25586415 PMCID: PMC4263566 DOI: 10.3390/bios3040400] [Citation(s) in RCA: 22] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Received: 10/24/2013] [Revised: 11/13/2013] [Accepted: 12/02/2013] [Indexed: 01/08/2023]
Abstract
Continuous glucose monitoring (CGM) is crucial in order to avoid complications caused by change in blood glucose for patients suffering from diabetes mellitus. The long-term consequences of high blood glucose levels include damage to the heart, eyes, kidneys, nerves and other organs, among others, caused by malign glycation of vital protein structures. Fluorescent monitors based on arylboronic acids are promising candidates for optical CGM, since arylboronic acids are capable of forming arylboronate esters with 1,2-cis-diols or 1,3-diols fast and reversibly, even in aqueous solution. These properties enable arylboronic acid dyes to provide immediate information of glucose concentrations. Thus, the replacement of the commonly applied semi-invasive and non-invasive techniques relying on glucose binding proteins, such as concanavalin A, or enzymes, such as glucose oxidase, glucose dehydrogenase and hexokinases/glucokinases, might be possible. The recent progress in the development of fluorescent arylboronic acid dyes will be emphasized in this review.
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Affiliation(s)
- Jon Stefan Hansen
- Department of Chemistry, University of Copenhagen, Thorvaldsensvej 40, DK-1871 Frederiksberg C, Copenhagen, Denmark.
| | - Jørn Bolstad Christensen
- Department of Chemistry, University of Copenhagen, Thorvaldsensvej 40, DK-1871 Frederiksberg C, Copenhagen, Denmark.
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10
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Jose DA, Elstner M, Schiller A. Allosteric Indicator Displacement Enzyme Assay for a Cyanogenic Glycoside. Chemistry 2013; 19:14451-7. [DOI: 10.1002/chem.201302801] [Citation(s) in RCA: 27] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/17/2013] [Revised: 08/30/2013] [Indexed: 11/06/2022]
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11
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Piergies N, Proniewicz E, Kudelski A, Rydzewska A, Kim Y, Andrzejak M, Proniewicz LM. Fourier Transform Infrared and Raman and Surface-Enhanced Raman Spectroscopy Studies of a Novel Group of Boron Analogues of Aminophosphonic Acids. J Phys Chem A 2012; 116:10004-14. [DOI: 10.1021/jp307064p] [Citation(s) in RCA: 18] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/19/2022]
Affiliation(s)
- Natalia Piergies
- Faculty of Chemistry, Jagiellonian University, ul. Ingardena 3, 30-060 Krakow,
Poland
| | - Edyta Proniewicz
- Faculty of Chemistry, Jagiellonian University, ul. Ingardena 3, 30-060 Krakow,
Poland
| | - Andrzej Kudelski
- Faculty of Chemistry, University of Warsaw, ul. L. Pasteura 1, 02-093 Warsaw,
Poland
| | - Agata Rydzewska
- Department of Bioorganic
Chemistry,
Faculty of Chemistry, Wrocław University of Technology, Wybrzeże Wyspianskiego 27, 50-370, Wrocław, Poland
| | - Younkyoo Kim
- Department of Chemistry, Hankuk University of Foreign Studies, Yongin, Kyunggi-Do,
449-791, Korea
| | - Marcin Andrzejak
- Faculty of Chemistry, Jagiellonian University, ul. Ingardena 3, 30-060 Krakow,
Poland
| | - Leonard M. Proniewicz
- Faculty of Chemistry, Jagiellonian University, ul. Ingardena 3, 30-060 Krakow,
Poland
- The State Higher Vocational School, ul. Mickiewicza 8, 33-100 Tarnów,
Poland
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12
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Desmet T, Soetaert W, Bojarová P, Křen V, Dijkhuizen L, Eastwick-Field V, Schiller A. Enzymatic glycosylation of small molecules: challenging substrates require tailored catalysts. Chemistry 2012; 18:10786-801. [PMID: 22887462 DOI: 10.1002/chem.201103069] [Citation(s) in RCA: 172] [Impact Index Per Article: 14.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/14/2023]
Abstract
Glycosylation can significantly improve the physicochemical and biological properties of small molecules like vitamins, antibiotics, flavors, and fragrances. The chemical synthesis of glycosides is, however, far from trivial and involves multistep routes that generate lots of waste. In this review, biocatalytic alternatives are presented that offer both stricter specificities and higher yields. The advantages and disadvantages of different enzyme classes are discussed and illustrated with a number of recent examples. Progress in the field of enzyme engineering and screening are expected to result in new applications of biocatalytic glycosylation reactions in various industrial sectors.
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Affiliation(s)
- Tom Desmet
- University of Ghent, Centre for Industrial Biotechnology and Biocatalysis, Gent, Belgium
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13
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A unique, two-component sensing system for fluorescence detection of glucose and other carbohydrates. PURE APPL CHEM 2012. [DOI: 10.1351/pac-con-11-10-36] [Citation(s) in RCA: 18] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/16/2022]
Abstract
In our glucose-sensing system, a boronic acid-modified viologen molecule quenches the fluorescence of a separate dye molecule. When glucose or other monosaccharides are added and bind to the boronic acid, the quenching ability of the viologen is diminished and fluorescence increases. Thus, changes in the fluorescence of the dye can be correlated with changing glucose concentration. Quenching and sugar-sensing results are explained by an electrostatic interaction between dye and quencher. This modular system can be configured in a nearly unlimited number of ways through substitution and multiplexing of the two fundamental quencher and dye components. Significantly, fluorescent quantum dots (QDs) can also be used as the reporter component. The system can also be immobilized in a hydrogel polymer to provide real-time, reversible sugar sensing.
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D'Hooge F, Elfeky SA, Flower SE, Pascu SI, Jenkins ATA, Elsen JMHVD, James TD, Fossey JS. Biotinylated boronic acid fluorophore conjugates: Quencher elimination strategy for imaging and saccharide detection. RSC Adv 2012. [DOI: 10.1039/c2ra00542e] [Citation(s) in RCA: 18] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022] Open
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15
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Zhang X, You L, Anslyn EV, Qian X. Discrimination and classification of ginsenosides and ginsengs using bis-boronic acid receptors in dynamic multicomponent indicator displacement sensor arrays. Chemistry 2011; 18:1102-10. [PMID: 22213109 DOI: 10.1002/chem.201103245] [Citation(s) in RCA: 49] [Impact Index Per Article: 3.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/14/2011] [Indexed: 01/12/2023]
Abstract
Ginsenosides are complex natural products with a diverse array of biological activities, but their molecular recognition and sensing is challenging. A library of simple bis-boronic acid-based receptors with various spacers was synthesized for the sensing of ginsenosides. The incorporation of two boronic acids allowed the pairing of two indicators, which can simultaneously bind the receptors or two saccharides within the ginsenosides. A cross-reactive sensing array was therefore constructed using the receptors in conjunction with different pairs of indicators. LDA plots created from the colorimetric response of the hosts and indicator pairs reveal excellent classification of the ginsenosides, and the corresponding loading plots reveal the cross-reactivity of the receptors. In addition, several commercial ginseng extracts were unambiguously classified using the same sensing array. The assay reported here should be applicable to the analysis of other large saccharide-based natural products.
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Affiliation(s)
- Xiaojun Zhang
- School of Pharmacy, East China University of Science and Technology, Shanghai 200237, P.R. China
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16
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Going Beyond Continuous Glucose Monitoring with Boronic Acid-Appended Bipyridinium Salts. ACTA ACUST UNITED AC 2011. [DOI: 10.1007/978-1-4419-9672-5_7] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/19/2023]
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17
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Nishiyabu R, Kubo Y, James TD, Fossey JS. Boronic acid building blocks: tools for sensing and separation. Chem Commun (Camb) 2011; 47:1106-23. [DOI: 10.1039/c0cc02920c] [Citation(s) in RCA: 313] [Impact Index Per Article: 24.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/22/2022]
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18
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Shen QJ, Jin WJ. Chemical and photophysical mechanism of fluorescence enhancement of 3-quinolineboronic acid upon change of pH and binding with carbohydrates. LUMINESCENCE 2010; 26:494-9. [DOI: 10.1002/bio.1258] [Citation(s) in RCA: 10] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/04/2009] [Revised: 07/30/2010] [Accepted: 09/09/2010] [Indexed: 11/10/2022]
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19
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Jin S, Cheng Y, Reid S, Li M, Wang B. Carbohydrate recognition by boronolectins, small molecules, and lectins. Med Res Rev 2010; 30:171-257. [PMID: 19291708 PMCID: PMC2829346 DOI: 10.1002/med.20155] [Citation(s) in RCA: 100] [Impact Index Per Article: 7.1] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/16/2022]
Abstract
Carbohydrates are known to mediate a large number of biological and pathological events. Small and macromolecules capable of carbohydrate recognition have great potentials as research tools, diagnostics, vectors for targeted delivery of therapeutic and imaging agents, and therapeutic agents. However, this potential is far from being realized. One key issue is the difficulty in the development of "binders" capable of specific recognition of carbohydrates of biological relevance. This review discusses systematically the general approaches that are available in developing carbohydrate sensors and "binders/receptors," and their applications. The focus is on discoveries during the last 5 years.
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Affiliation(s)
- Shan Jin
- Department of Chemistry and Center for Biotechnology and Drug Design, Georgia State University, Atlanta, GA 30302-4098, USA
| | - Yunfeng Cheng
- Department of Chemistry and Center for Biotechnology and Drug Design, Georgia State University, Atlanta, GA 30302-4098, USA
| | - Suazette Reid
- Department of Chemistry and Center for Biotechnology and Drug Design, Georgia State University, Atlanta, GA 30302-4098, USA
| | - Minyong Li
- Department of Chemistry and Center for Biotechnology and Drug Design, Georgia State University, Atlanta, GA 30302-4098, USA
| | - Binghe Wang
- Department of Chemistry and Center for Biotechnology and Drug Design, Georgia State University, Atlanta, GA 30302-4098, USA
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20
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Enzyme assays with boronic acid appended bipyridinium salts. Anal Chim Acta 2009; 649:246-51. [DOI: 10.1016/j.aca.2009.07.032] [Citation(s) in RCA: 24] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/21/2009] [Revised: 07/09/2009] [Accepted: 07/14/2009] [Indexed: 11/19/2022]
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21
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Shimpuku C, Ozawa R, Sasaki A, Sato F, Hashimoto T, Yamauchi A, Suzuki I, Hayashita T. Selective glucose recognition by boronic acid azoprobe/gamma-cyclodextrin complexes in water. Chem Commun (Camb) 2009:1709-11. [PMID: 19294270 DOI: 10.1039/b819938h] [Citation(s) in RCA: 65] [Impact Index Per Article: 4.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
The phenylboronic acid azoprobe (BA-Azo)/gamma-cyclodextrin (gamma-CD) complex exhibits a selective response for D-glucose by forming a supramolecular 2:1 inclusion complex of the azoprobes with D-glucose inside the gamma-CD cavity.
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Affiliation(s)
- Chie Shimpuku
- Department of Materials and Life Sciences, Faculty of Science and Technology, Sophia University, Chiyoda-ku, Tokyo 102-8554, Japan
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