Electrode Nanopatterning for Bioelectroanalysis and Bioelectrocatalysis

Autor: Umberto CONTALDO, Anne de POULPIQUET, Ievgen MAZURENKO, Elisabeth LOJOU

Publikováno v: Electrochemistry, Vol 92, Iss 2, Pp 022005-022005 (2024)

Although intensive research in the bioelectroanalysis domain in the last twenty years led to great improvements in protein-based electrode and device performances, their large application remains limited by their stability overtime under operational

Externí odkaz: https://doaj.org/article/55982e12af384d2d855f21165725d9b3

Hydrogenase-based electrode for hydrogen sensing in a fermentation bioreactor

Autor: Tetyana Kyrpel, Vita Saska, Anne de Poulpiquet, Mathieu Luglia, Audrey Soric, Magali Roger, Oksana Tananaiko, Marie Thérèse Giudici-Orticoni, Elisabeth Lojou, Ievgen Mazurenko

Publikováno v: Biosensors and Bioelectronics
Biosensors and Bioelectronics, 2023, 225, pp.115106. ⟨10.1016/j.bios.2023.115106⟩

International audience; The hydrogen-based economy will require not only sustainable hydrogen production but also sensitive and cheap hydrogen sensors. Commercially available H2 sensors are limited by either use of noble metals or elevated temperatur

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::111b15ed2ff4d49f574ea5383cf5373e
https://hal.science/hal-03963086

Local pH Modulation during Electro-Enzymatic O2 Reduction: Characterization of the Influence of Ionic Strength by In Situ Fluorescence Microscopy

Autor: Hiu Mun Man, Ievgen Mazurenko, Hugo Le Guenno, Laurent Bouffier, Elisabeth Lojou, Anne de Poulpiquet

Publikováno v: Analytical Chemistry
Analytical Chemistry, 2022, 94 (45), pp.15604-15612. ⟨10.1021/acs.analchem.2c02135⟩

International audience; Understanding how environmental factors affect the bioelectrode efficiency and stability is of uttermost importance to develop high-performance bioelectrochemical devices. By coupling fluorescence confocal microscopy in situ t

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::93c345328f3d5eea3bda0db7801259da
https://hal.science/hal-03837132/document

In Situ Fluorescence Tomography Enables a 3D Mapping of Enzymatic O 2 Reduction at the Electrochemical Interface

Autor: Hugo Le Guenno, Hiu Mun Man, Bastien Tassy, Anne de Poulpiquet, Elisabeth Lojou, Alice L. Dauphin, Laurent Bouffier

Publikováno v: Analytical Chemistry
Analytical Chemistry, 2020, 92 (10), pp.7249-7256. ⟨10.1021/acs.analchem.0c00844⟩
Analytical Chemistry, American Chemical Society, 2020, 92 (10), pp.7249-7256. ⟨10.1021/acs.analchem.0c00844⟩

International audience; Getting information about the fate of immobilized biomolecules and the evolution of their environment during turnover is a mandatory step towards bioelectrode optimization for effective use in biodevices. We demonstrate here t

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7eddbccdddd6aa380a6a5bcaffab8d02
https://hal.science/hal-02936237/document

Micro‐ and Nanoscopic Imaging of Enzymatic Electrodes: A Review

Autor: Elisabeth Lojou, Anne de Poulpiquet, Dodzi Zigah

Publikováno v: ChemElectroChem
ChemElectroChem, Weinheim : Wiley-VCH, 2019, 6 (22), pp.5524-5546. ⟨10.1002/celc.201901065⟩
ChemElectroChem, 2019, 6 (22), pp.5524-5546. ⟨10.1002/celc.201901065⟩

International audience; Redox enzymes, that catalyze electron transfer reactions in living organisms, can be used as selective and sensitive bioreceptors in biosensors, or as efficient catalysts in biofuel cells. In these bioelectrochemical devices,

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a97c5d7a676e4cd2357a54bcd081f49e
https://hal.archives-ouvertes.fr/hal-02375017