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Reverse engineering to suggest biologically relevant redox activities of phenolic materials.
Kim E, Gordonov T, Liu Y, Bentley WE, Payne GF. Kim E, et al. ACS Chem Biol. 2013 Apr 19;8(4):716-24. doi: 10.1021/cb300605s. Epub 2013 Jan 24. ACS Chem Biol. 2013. PMID: 23320381
Phenolics are among the most abundant redox-active organics in nature, but the intractability of phenolic materials (e.g., melanin) has precluded study of their biological activities and functions. ...Specifically, this method employs redox-active natural products (e
Phenolics are among the most abundant redox-active organics in nature, but the intractability of phenolic materials (e.g., melanin) h …
Redox-cycling and H2O2 generation by fabricated catecholic films in the absence of enzymes.
Kim E, Liu Y, Baker CJ, Owens R, Xiao S, Bentley WE, Payne GF. Kim E, et al. Biomacromolecules. 2011 Apr 11;12(4):880-8. doi: 10.1021/bm101499a. Epub 2011 Feb 14. Biomacromolecules. 2011. PMID: 21319794
Phenolic matrices are ubiquitous in nature (e.g., lignin, melanin, and humics) but remain largely intractable to characterize. ...Our analysis demonstrates that these films can (i) accept electrons from biological reductants (e.g., ascorbate and nicotinamide adenine …
Phenolic matrices are ubiquitous in nature (e.g., lignin, melanin, and humics) but remain largely intractable to characterize. ...Our …
Electroaddressing agarose using Fmoc-phenylalanine as a temporary scaffold.
Liu Y, Cheng Y, Wu HC, Kim E, Ulijn RV, Rubloff GW, Bentley WE, Payne GF. Liu Y, et al. Langmuir. 2011 Jun 21;27(12):7380-4. doi: 10.1021/la201541c. Epub 2011 May 20. Langmuir. 2011. PMID: 21598916
Biofabricated film with enzymatic and redox-capacitor functionalities to harvest and store electrons.
Liba BD, Kim E, Martin AN, Liu Y, Bentley WE, Payne GF. Liba BD, et al. Biofabrication. 2013 Mar;5(1):015008. doi: 10.1088/1758-5082/5/1/015008. Epub 2013 Jan 10. Biofabrication. 2013. PMID: 23303212
Second, biological materials (i.e. chitosan and CA) and mechanisms (i.e. tyrosinase-mediated grafting) allow the reagentless fabrication of functional films that should be environmentally-friendly, safe and potentially even edible. ...
Second, biological materials (i.e. chitosan and CA) and mechanisms (i.e. tyrosinase-mediated grafting) allow the reagentless f …
Amplified and in situ detection of redox-active metabolite using a biobased redox capacitor.
Kim E, Gordonov T, Bentley WE, Payne GF. Kim E, et al. Anal Chem. 2013 Feb 19;85(4):2102-8. doi: 10.1021/ac302703y. Epub 2013 Jan 28. Anal Chem. 2013. PMID: 23311878
Further, the compatibility of this biobased redox capacitor allows the in situ monitoring of the production of redox-active metabolites (e.g., pyocyanin) during the course of P. aeruginosa cultivation. ...
Further, the compatibility of this biobased redox capacitor allows the in situ monitoring of the production of redox-active metabolites ( …
Redox-capacitor to connect electrochemistry to redox-biology.
Kim E, Leverage WT, Liu Y, White IM, Bentley WE, Payne GF. Kim E, et al. Analyst. 2014 Jan 7;139(1):32-43. doi: 10.1039/c3an01632c. Epub 2013 Oct 30. Analyst. 2014. PMID: 24175311 Review.
It is well-established that redox-reactions are integral to biology for energy harvesting (oxidative phosphorylation), immune defense (oxidative burst) and drug metabolism (phase I reactions), yet there is emerging evidence that redox may play broader roles in biology (e.g …
It is well-established that redox-reactions are integral to biology for energy harvesting (oxidative phosphorylation), immune defense (oxida …
Context-dependent redox properties of natural phenolic materials.
Kim E, Liu Y, Leverage WT, Yin JJ, White IM, Bentley WE, Payne GF. Kim E, et al. Biomacromolecules. 2014 May 12;15(5):1653-62. doi: 10.1021/bm500026x. Epub 2014 Apr 8. Biomacromolecules. 2014. PMID: 24670241
Information processing through a bio-based redox capacitor: signatures for redox-cycling.
Liu Y, Kim E, White IM, Bentley WE, Payne GF. Liu Y, et al. Bioelectrochemistry. 2014 Aug;98:94-102. doi: 10.1016/j.bioelechem.2014.03.012. Epub 2014 Apr 5. Bioelectrochemistry. 2014. PMID: 24769500
These studies demonstrate that the redox-capacitor can enlist the capabilities of electrochemistry to generate rapid and sensitive signatures of biologically-relevant chemical activities (i.e., redox-cycling)....
These studies demonstrate that the redox-capacitor can enlist the capabilities of electrochemistry to generate rapid and sensitive signature …
Electronic modulation of biochemical signal generation.
Gordonov T, Kim E, Cheng Y, Ben-Yoav H, Ghodssi R, Rubloff G, Yin JJ, Payne GF, Bentley WE. Gordonov T, et al. Nat Nanotechnol. 2014 Aug;9(8):605-10. doi: 10.1038/nnano.2014.151. Epub 2014 Jul 27. Nat Nanotechnol. 2014. PMID: 25064394
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