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Publications associées (45)

A Self-Assembled Organic/Metal Junction for Water Photo-Oxidation

Hubert Girault, Astrid Johana Olaya Avendano, Natalia Gasilova, Jonnathan Cesar Hidalgo Acosta, Victor Costa Bassetto, Terumasa Omatsu, Julieta Soledad Riva

We report the in situ self-assembly of TTF, TTF•+, and BF4 − or PF6 − into p-type semiconductors on the surface of Pt microparticles dispersed in water/acetonitrile mixtures. The visible light photoactivation of these selfassemblies leads to water oxidatio ...

2019

Hydrogen storage and electrochemical properties of LaNi5-xCux hydride-forming alloys

Natalia Gasilova, Andreas Züttel, Mariana Spodaryk

LaNi5-type alloys are commercial materials for the negative electrode in Ni-MH rechargeable batteries. Partial substitution of La by mischmetal (Mm) and of Ni by elements like Co, Al, and Mn significantly improve the cycle stability and high-rate discharge ...

ELSEVIER SCIENCE SA2019

MALDI Detection of Exosomes: A Potential Tool for Cancer Studies

Hubert Girault, Horst Pick, Natalia Gasilova, Tzu-En Lin, Yingdi Zhu

Matrix-assisted laser desorption ionization time-of-flight mass spectrometry is used to detect intact whole exosomes, yielding exosomal fingerprints within minutes. This rapid exosome detection approach is proposed as a potential tool for cancer studies. M ...

2019

Pyridination of hole transporting material in perovskite solar cells questions the long-term stability

Mohammad Khaja Nazeeruddin, Natalia Gasilova, Kasparas Rakstys, Sanghyun Paek

In this work, for the first time, reactive radical-cation species present in hole-transporting materials were shown to react with tert-butylpyridine additive, routinely used in hole transporting layer composition. As a result, new pyridinated products were ...

Royal Society of Chemistry2018

Bis(arylimidazole) Iridium Picolinate Emitters and Preferential Dipole Orientation in Films

Mohammad Khaja Nazeeruddin, Natalia Gasilova, Sadig Aghazada, Iwan Zimmermann, Aron Joel Huckaba, Pascal Alexander Schouwink

2018

Personalized and rapid test for food-related allergy

Hubert Girault, Mikaël Frossard, Natalia Gasilova

2018

Detection of antimicrobial resistance-associated proteins by titanium dioxide-facilitated intact bacteria mass spectrometry

Hubert Girault, Horst Pick, Liang Qiao, Natalia Gasilova, Yingdi Zhu, Milica Jovic

Titanium dioxide-modified target plates were developed to enhance intact bacteria analysis by matrix-assisted laser desorption/ionization time-of-flight mass spectrometry. The plates were designed to photocatalytically destroy the bacterial envelope struct ...

2018

Multiplexed Middle-Down Mass Spectrometry as a Method for Revealing Light and Heavy Chain Connectivity in a Monoclonal Antibody

Yury Tsybin, Laure Menin, Luca Fornelli, Anton Kozhinov, Natalia Gasilova, Kristina Srzentic, Konstantin Nagornov, Daniel Ayoub

Pairing light and heavy chains in monoclonal antibodies (mAbs) using top-down (TD) or middle-down (MD) mass spectrometry (MS) may complement the sequence information on single chains provided by high-throughput genomic sequencing and bottom-up proteomics, ...

AMER CHEMICAL SOC2018

Rapid, Selective Extraction of Trace Amounts of Gold from Complex Water Mixtures with a Metal-Organic Framework (MOF)/Polymer Composite

Emad Oveisi, Natalia Gasilova, Daniel Teav Sun, Wendy Lee Queen, Shuliang Yang

With the ever-increasing production of electronics, there is an ensuing need for gold extraction from sources other than virgin mines. Currently, there are no technologies reported to date that can effectively and selectively concentrate ultratrace amounts ...

AMER CHEMICAL SOC2018

Exploration of bis(arylimidazole) Iridium picolinate complexes

Mohammad Khaja Nazeeruddin, Natalia Gasilova, Sadig Aghazada, Iwan Zimmermann, Aron Joel Huckaba, Giulia Grancini

2017

Iohexol degradation in wastewater and urine by UV-based Advanced Oxidation Processes (AOPs): Process modeling and by-products identification

Hubert Girault, César Pulgarin, Simon Schindelholz, Natalia Gasilova, Stefanos Giannakis, Miquel Pastor Gelabert, Milica Jovic

In this work, an Iodinated Contrast Medium (ICM), Iohexol, was subjected to treatment by 3 Advanced Oxidation Processes (AOPs) (UV, UV/H2O2, UV/H2O2/Fe2+). Water, wastewater and urine were spiked with Iohexol, in order to investigate the treatment efficien ...

Elsevier2017

Sensitive and fast identification of bacteria in blood samples by immunoaffinity mass spectrometry for quick BSI diagnosis

Hubert Girault, Horst Pick, Michel Prudent, Niels Erik Lion, Liang Qiao, Natalia Gasilova, Alexandra Bondarenko, Yingdi Zhu

Bloodstream infections rank among the most serious causes of morbidity and mortality in hospitalized patients, partly due to the long period (up to one week) required for clinical diagnosis. In this work, we have developed a sensitive method to quickly and ...

Royal Soc Chemistry2016

On-chip mesoporous functionalized magnetic microspheres for protein sequencing by extended bottom-up mass spectrometry

Hubert Girault, Yury Tsybin, Liang Qiao, Natalia Gasilova, Kristina Srzentic

Limited amount and extreme concentration variability of proteomic-related samples require efficient analyte preconcentration and purification prior to the mass spectrometry (MS)-based analysis. Preferably, these steps should be coupled on-line with chosen ...

American Chemical Society2016

Open channel-based microchip electrophoresis interfaced with mass spectrometry via electrostatic spray ionization

Hubert Girault, Liang Qiao, Natalia Gasilova, Yan Deng

The coupling between open channel-based microchip electrophoresis and mass spectrometry via electrostatic spray ionization is proposed for in situ detection of fractionated analytes. Electrophoretic separation is performed in an open channel fabricated in ...

Elsevier2016

Mass Barcode Signal Amplification for Multiplex Allergy Diagnosis by MALDI-MS

Hubert Girault, Liang Qiao, Natalia Gasilova, Xiaoqin Zhong

A highly sensitive method based on mass-barcoded gold nanoparticles (AuNPs) and immunomagnetic separation has been developed for multiplex allergy diagnosis by MALDI mass spectrometry in a component-resolved manner. Different analytical probes were prepare ...

American Chemical Society2016

Bioanalytical methods for food allergy diagnosis, allergen detection and new allergen discovery

Hubert Girault, Natalia Gasilova

For effective monitoring and prevention of the food allergy, one of the emerging health problems nowadays, existing diagnostic procedures and allergen detection techniques are constantly improved. Meanwhile, new methods are also developed, and more and mor ...

Future Sci Ltd2015

From allergen detection to protein-ligand interactions : novel mass spectrometry-based analytical methods

Natalia Gasilova

Fundamental biological and biochemical studies, proteomics, practical nutrition-related and medical applications, all the research fields, where bioanalytical chemistry is an essential tool, constantly require the improvement of existing techniques of bioa ...

EPFL2014

On-Chip Spyhole Mass Spectrometry for Droplet-Based Microfluidics

Hubert Girault, Liang Qiao, Natalia Gasilova, Qiuliyang Yu

For efficient coupling of droplet-based microfluidics with mass spectrometry (MS), a spyhole drilled on the top of a microchip is used to sample the passing droplets by electrostatic-spray ionization (ESTASI) MS. The technique involves placing an electrode ...

Wiley-VCH Verlag GmbH2014

Highly sensitive detection of five typical fluoroquinolones in low-fat milk by field-enhanced sample injection based CE in bubble cell capillary

Hubert Girault, Liang Qiao, Natalia Gasilova, Yan Deng

Fluoroquinolones are a group of synthetic antibiotics with a broad activity spectrum against mycoplasma, gram-positive and gram-negative bacteria. Due to the extensive use of fluoroquinolones in farming and veterinary science, there is a constant need in t ...

Wiley-Blackwell2014

Component-resolved diagnostic of cow’s milk allergy by immunoaffinity capillary electrophoresis – matrix assisted laser desorption/ionization mass spectrometry

Hubert Girault, Natalia Gasilova

Component-resolved diagnostic (CRD) of cow’s milk allergy has been performed using immunoaffinity capillary electrophoresis (IACE) coupled with matrix-assisted laser desorption/ionization mass spectrometry (MALDI MS). First, total IgE quantification in the ...

Amer Chemical Soc2014

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