Roberto Improta

Affiliations

LIDYL, CEA, CNRS, Université Paris-Saclay , F-91191 Gif-sur-Yvette , France.
Istituto Biostrutture e Bioimmagini-Consiglio Nazionale delle Ricerche , Via Mezzocannone 16 , I-80134 Napoli , Italy.

Publications (37)

Radicals Generated in Tetramolecular Guanine Quadruplexes by Photoionization: Spectral and Dynamical Features.

The journal of physical chemistry. B

Avec: Akos Banyasz , Evangelos Balanikas , Lara Martinez-Fernandez , Gérard Baldacchino , Thierry Douki , Roberto Improta , Dimitra Markovitsi

Excited-State Dynamics of Thienoguanosine, an Isomorphic Highly Fluorescent Analogue of Guanosine.

Chemistry (Weinheim an der Bergstrasse, Germany)

Avec: Lara Martinez-Fernandez , Krishna Gavvala , Rajhans Sharma , Pascal Didier , Ludovic Richert , Javier Segarra Martì , Mattia Mori , Yves Mely , Roberto Improta

Vibrations of the guanine-cytosine pair in chloroform: an anharmonic computational study.

Physical chemistry chemical physics : PCCP

Avec: James A Green , Roberto Improta

Electronic Circular Dichroism Spectra of DNA Quadruple Helices Studied by Molecular Dynamics Simulations and Excitonic Calculations including Charge Transfer States.

Molecules (Basel, Switzerland)

Avec: Haritha Asha , James A Green , Lara Martinez-Fernandez , Luciana Esposito , Roberto Improta

Thienoguanosine, a unique non-perturbing reporter for investigating rotational dynamics of DNA duplexes and their complexes with proteins.

International journal of biological macromolecules

Avec: Natalia Grytsyk , Ludovic Richert , Pascal Didier , Dmytro Dziuba , Stefano Ciaco , Viola Mazzoleni , Thiebault Lequeu , Mattia Mori , Yitzhak Tor , Lara Martinez-Fernandez , Roberto Improta , Yves Mély

Nonadiabatic Vibrational Resonance Raman Spectra from Quantum Dynamics Propagations with LVC Models. Application to Thymine.

The journal of physical chemistry. A

Avec: Qiushuang Xu , Daniel Aranda , Martha Yaghoubi Jouybari , Yanli Liu , Meishan Wang , Javier Cerezo , Roberto Improta , Fabrizio Santoro

Solvent Effects on Ultrafast Charge Transfer Population: Insights from the Quantum Dynamics of Guanine-Cytosine in Chloroform.

Chemistry (Weinheim an der Bergstrasse, Germany)

Avec: James A Green , Sandra Gómez , Graham Worth , Fabrizio Santoro , Roberto Improta

The Excited State Dynamics of a Mutagenic Guanosine Etheno Adduct Investigated by Femtosecond Fluorescence Spectroscopy and Quantum Mechanical Calculations.

Chemistry (Weinheim an der Bergstrasse, Germany)

Avec: Paloma Lizondo-Aranda , Thomas Gustavsson , Lara Martínez-Fernández , Roberto Improta , Virginie Lhiaubet-Vallet

Transcatheter Aortic Valve Replacement in Low-Surgical Risk Patients: an updated metanalysis of extended follow-up randomized controlled trials.

The American journal of cardiology

Avec: Gianluca Di Pietro , Riccardo Improta , Ovidio De Filippo , Francesco Bruno , Lucia Ilaria Birtolo , Marco Tocci , Tommaso Fabris , Wael Saade , Riccardo Colantonio , Paola Celli , Gennaro Sardella , Giovanni Esposito , Giuseppe Tarantini , Mancone Massimo , Fabrizio D'Ascenzo

Impact of Small Aortic Annuli on the Performance of Transcatheter Aortic Valve Replacement Bioprostheses: An Updated Meta-analysis of Recent Studies.

The American journal of cardiology

Avec: Gianluca Di Pietro , Riccardo Improta , Francesco Bruno , Ovidio De Filippo , Pier Pasquale Leone , Marco Nebiolo , Federico Giacobbe , David Caporusso , Lucia Ilaria Birtolo , Alfonso Ielasi , Abdel-Wahab Mohamed , Kay Woon Ho , Kentaro Meguro , Jerome Ferrara , Ron Waksman , Thomas Pilgrims , Raymond G McKay , Moritz Seiffert , Mancone Massimo , Gaetano Maria De Ferrari , Fabrizio D'Ascenzo

Solvent-Dependent Stabilization of a Charge Transfer State is the Key to Ultrafast Triplet State Formation in an Epigenetic DNA Nucleoside.

Chemistry (Weinheim an der Bergstrasse, Germany)

Avec: Xueli Wang , Lara Martínez-Fernández , Yuyuan Zhang , Kun Zhang , Roberto Improta , Bern Kohler , Jianhua Xu , Jinquan Chen

The type material of Mordellidae described by Achille Costa (Coleoptera: Tenebrionoidea).

Zootaxa

Avec: DÁvid SelnekoviČ , Roberta Improta

What Makes Thienoguanosine an Outstanding Fluorescent DNA Probe?

Journal of the American Chemical Society

Avec: Jagannath Kuchlyan , Lara Martinez-Fernandez , Mattia Mori , Krishna Gavvala , Stefano Ciaco , Christian Boudier , Ludovic Richert , Pascal Didier , Yitzhak Tor , Roberto Improta , Yves Mély

Non-adiabatic direct quantum dynamics using force fields: Toward solvation.

The Journal of chemical physics

Avec: L L E Cigrang , J A Green , S Gómez , J Cerezo , R Improta , G Prampolini , F Santoro , G A Worth

Nucleic Acids as a Playground for the Computational Study of the Photophysics and Photochemistry of Multichromophore Assemblies.

Accounts of chemical research

Avec: Lara Martínez Fernández , Fabrizio Santoro , Roberto Improta

Ultrafast Formation of a Delocalized Triplet-Excited State in an Epigenetically Modified DNA Duplex under Direct UV Excitation.

Journal of the American Chemical Society

Avec: Xueli Wang , Lara Martínez-Fernández , Yuyuan Zhang , Peicong Wu , Bern Kohler , Roberto Improta , Jinquan Chen

Deciphering the pH-dependence of ground- and excited-state equilibria of thienoguanine.

Physical chemistry chemical physics : PCCP

Avec: Pascal Didier , Jagannath Kuchlyan , Lara Martinez-Fernandez , Pauline Gosset , Jérémie Léonard , Yitzhak Tor , Roberto Improta , Yves Mély

Potassium Ions Enhance Guanine Radical Generation upon Absorption of Low-Energy Photons by G-Quadruplexes and Modify Their Reactivity.

The journal of physical chemistry letters

Avec: Behnaz Behmand , Evangelos Balanikas , Lara Martinez-Fernandez , Roberto Improta , Akos Banyasz , Gérard Baldacchino , Dimitra Markovitsi

The Ultrafast Quantum Dynamics of Photoexcited Adenine-Thymine Basepair Investigated with a Fragment-based Diabatization and a Linear Vibronic Coupling Model.

The journal of physical chemistry. A

Avec: Martha Yaghoubi Jouybari , James A Green , Roberto Improta , Fabrizio Santoro

Very Long-Term Clinical Outcomes After Direct Stenting in Patients Presenting With ST-Segment Elevation Myocardial Infarction.

Cardiovascular revascularization medicine : including molecular interventions

Avec: Paola Scarparo , Riccardo Improta , Jeroen Wilschut , Isabella Kardys , Wijnand K Den Dekker , Joost Daemen , Felix Zijlstra , Nicolas M Van Mieghem , Roberto Diletti

Fragment Diabatization Linear Vibronic Coupling Model for Quantum Dynamics of Multichromophoric Systems: Population of the Charge-Transfer State in the Photoexcited Guanine-Cytosine Pair.

Journal of chemical theory and computation

Avec: James A Green , Martha Yaghoubi Jouybari , Haritha Asha , Fabrizio Santoro , Roberto Improta

Solvent Effects on Ultrafast Charge Transfer Population: Insights from the Quantum Dynamics of Guanine-Cytosine in Chloroform.

Chemistry (Weinheim an der Bergstrasse, Germany)

Avec: James A Green , Sandra Gómez , Graham Worth , Fabrizio Santoro , Roberto Improta

The Resonance Raman Spectrum of Cytosine in Water: Analysis of the Effect of Specific Solute-Solvent Interactions and Non-Adiabatic Couplings.

Molecules (Basel, Switzerland)

Avec: Qiushuang Xu , Yanli Liu , Meishan Wang , Javier Cerezo , Roberto Improta , Fabrizio Santoro

Ag

Nanomaterials (Basel, Switzerland)

Avec: Liat Katrivas , Anna Makarovsky , Benjamin Kempinski , Antonio Randazzo , Roberto Improta , Dvir Rotem , Danny Porath , Alexander B Kotlyar

The in-hospital administration of sacubitril/valsartan in acute myocardial infarction: A meta-analysis.

ESC heart failure

Avec: Gianluca Di Pietro , Riccardo Improta , Paolo Severino , Andrea D'Amato , Lucia Ilaria Birtolo , Ovidio De Filippo , Antonio Lattanzio , Raffaele De Cristofaro , Giacchino Galardo , Fabrizio D'Ascenzo , Roberto Badagliacca , Gennaro Sardella , Maurizio Volterrani , Francesco Fedele , Carmine Dario Vizza , Massimo Mancone

Studying the excited electronic states of guanine rich DNA quadruplexes by quantum mechanical methods: main achievements and perspectives.

Photochemical & photobiological sciences : Official journal of the European Photochemistry Association and the European Society for Photobiology

Avec: Lara Martínez-Fernández , Luciana Esposito , Roberto Improta

Ultrafast Dynamics of the Two Lowest Bright Excited States of Cytosine and 1-Methylcytosine: A Quantum Dynamical Study.

Journal of chemical theory and computation

Avec: Martha Yaghoubi Jouybari , Yanli Liu , Roberto Improta , Fabrizio Santoro

A multi-scale time-resolved study of photoactivated dynamics in 5-benzyl uracil, a model for DNA/protein interactions.

Physical chemistry chemical physics : PCCP

Avec: Mohammadhassan Valadan , Enrico Pomarico , Bartolomeo Della Ventura , Felice Gesuele , Raffaele Velotta , Angela Amoresano , Gabriella Pinto , Majed Chergui , Roberto Improta , Carlo Altucci

The Excited State Dynamics of a Mutagenic Cytidine Etheno Adduct Investigated by Combining Time-Resolved Spectroscopy and Quantum Mechanical Calculations.

The journal of physical chemistry letters

Avec: Paloma Lizondo-Aranda , Lara Martínez-Fernández , Miguel A Miranda , Roberto Improta , Thomas Gustavsson , Virginie Lhiaubet-Vallet

Nonadiabatic Absorption Spectra and Ultrafast Dynamics of DNA and RNA Photoexcited Nucleobases.

Molecules (Basel, Switzerland)

Avec: James A Green , Martha Yaghoubi Jouybari , Daniel Aranda , Roberto Improta , Fabrizio Santoro

Quantum and semiclassical dynamical studies of nonadiabatic processes in solution: achievements and perspectives.

Physical chemistry chemical physics : PCCP

Avec: Fabrizio Santoro , James A Green , Lara Martinez-Fernandez , Javier Cerezo , Roberto Improta

Excited-State Absorption of Uracil in the Gas Phase: Mapping the Main Decay Paths by Different Electronic Structure Methods.

Journal of chemical theory and computation

Avec: Daniil A Fedotov , Alexander C Paul , Paolo Posocco , Fabrizio Santoro , Marco Garavelli , Henrik Koch , Sonia Coriani , Roberto Improta

Quantum dynamics of the ππ/nπ decay of the epigenetic nucleobase 1,5-dimethyl-cytosine in the gas phase.

Physical chemistry chemical physics : PCCP

Avec: Martha Yaghoubi Jouybari , Yanli Liu , Roberto Improta , Fabrizio Santoro

The Structural Duality of Nucleobases in Guanine Quadruplexes Controls Their Low-Energy Photoionization.

The journal of physical chemistry letters

Avec: Evangelos Balanikas , Lara Martinez-Fernandez , Roberto Improta , Peter Podbevšek , Gérard Baldacchino , Dimitra Markovitsi

Adenine Radical Cation Formation by a Ligand-Centered Excited State of an Intercalated Chromium Polypyridyl Complex Leads to Enhanced DNA Photo-oxidation.

Journal of the American Chemical Society

Avec: Frederico A Baptista , Dorottya Krizsan , Mark Stitch , Igor V Sazanovich , Ian P Clark , Michael Towrie , Conor Long , Lara Martinez-Fernandez , Roberto Improta , Noel A P Kane-Maguire , John M Kelly , Susan J Quinn

Computing the electronic circular dichroism spectrum of DNA quadruple helices of different topology: A critical test for a generalized excitonic model based on a fragment diabatization.

Chirality

Avec: Haritha Asha , James A Green , Luciana Esposito , Fabrizio Santoro , Roberto Improta

Effect of the Thermal Fluctuations of the Photophysics of GC and CG DNA Steps: A Computational Dynamical Study.

The journal of physical chemistry. B

Avec: Haritha Asha , James A Green , Luciana Esposito , Lara Martinez-Fernandez , Fabrizio Santoro , Roberto Improta

Réseau de co-auteurs

Fabrizio Santoro 14 collaborations

Lara Martinez-Fernandez 11 collaborations

James A Green 10 collaborations

Martha Yaghoubi Jouybari 6 collaborations

Lara Martínez-Fernández 5 collaborations

Pascal Didier 4 collaborations

Haritha Asha 4 collaborations

Luciana Esposito 4 collaborations

Yanli Liu 4 collaborations

Riccardo Improta 4 collaborations

Evangelos Balanikas 3 collaborations

Gérard Baldacchino 3 collaborations

Dimitra Markovitsi 3 collaborations

Ludovic Richert 3 collaborations

Mattia Mori 3 collaborations

Yitzhak Tor 3 collaborations

Yves Mély 3 collaborations

Javier Cerezo 3 collaborations

Gianluca Di Pietro 3 collaborations

Ovidio De Filippo 3 collaborations

Lucia Ilaria Birtolo 3 collaborations

Fabrizio D'Ascenzo 3 collaborations

Akos Banyasz 2 collaborations

Krishna Gavvala 2 collaborations

Stefano Ciaco 2 collaborations

Qiushuang Xu 2 collaborations

Daniel Aranda 2 collaborations

Meishan Wang 2 collaborations

Sandra Gómez 2 collaborations

Graham Worth 2 collaborations

Paloma Lizondo-Aranda 2 collaborations

Thomas Gustavsson 2 collaborations

Virginie Lhiaubet-Vallet 2 collaborations

Francesco Bruno 2 collaborations

Gennaro Sardella 2 collaborations

Mancone Massimo 2 collaborations

Xueli Wang 2 collaborations

Yuyuan Zhang 2 collaborations

Bern Kohler 2 collaborations

Jinquan Chen 2 collaborations

Jagannath Kuchlyan 2 collaborations

Thierry Douki 1 collaboration

Rajhans Sharma 1 collaboration

Javier Segarra Martì 1 collaboration

Yves Mely 1 collaboration

Natalia Grytsyk 1 collaboration

Dmytro Dziuba 1 collaboration

Viola Mazzoleni 1 collaboration

Thiebault Lequeu 1 collaboration

Marco Tocci 1 collaboration

Tommaso Fabris 1 collaboration

Wael Saade 1 collaboration

Riccardo Colantonio 1 collaboration

Paola Celli 1 collaboration

Giovanni Esposito 1 collaboration

Giuseppe Tarantini 1 collaboration

Pier Pasquale Leone 1 collaboration

Marco Nebiolo 1 collaboration

Federico Giacobbe 1 collaboration

David Caporusso 1 collaboration

Alfonso Ielasi 1 collaboration

Abdel-Wahab Mohamed 1 collaboration

Kay Woon Ho 1 collaboration

Kentaro Meguro 1 collaboration

Jerome Ferrara 1 collaboration

Ron Waksman 1 collaboration

Thomas Pilgrims 1 collaboration

Raymond G McKay 1 collaboration

Moritz Seiffert 1 collaboration

Gaetano Maria De Ferrari 1 collaboration

Kun Zhang 1 collaboration

Jianhua Xu 1 collaboration

DÁvid SelnekoviČ 1 collaboration

Roberta Improta 1 collaboration

Christian Boudier 1 collaboration

L L E Cigrang 1 collaboration

J A Green 1 collaboration

S Gómez 1 collaboration

J Cerezo 1 collaboration

R Improta 1 collaboration

G Prampolini 1 collaboration

F Santoro 1 collaboration

G A Worth 1 collaboration

Lara Martínez Fernández 1 collaboration

Peicong Wu 1 collaboration

Pauline Gosset 1 collaboration

Jérémie Léonard 1 collaboration

Behnaz Behmand 1 collaboration

Paola Scarparo 1 collaboration

Jeroen Wilschut 1 collaboration

Isabella Kardys 1 collaboration

Wijnand K Den Dekker 1 collaboration

Joost Daemen 1 collaboration

Felix Zijlstra 1 collaboration

Nicolas M Van Mieghem 1 collaboration

Roberto Diletti 1 collaboration

Liat Katrivas 1 collaboration

Anna Makarovsky 1 collaboration

Benjamin Kempinski 1 collaboration

Antonio Randazzo 1 collaboration

Dvir Rotem 1 collaboration

Danny Porath 1 collaboration

Alexander B Kotlyar 1 collaboration

Paolo Severino 1 collaboration

Andrea D'Amato 1 collaboration

Antonio Lattanzio 1 collaboration

Raffaele De Cristofaro 1 collaboration

Giacchino Galardo 1 collaboration

Roberto Badagliacca 1 collaboration

Maurizio Volterrani 1 collaboration

Francesco Fedele 1 collaboration

Carmine Dario Vizza 1 collaboration

Massimo Mancone 1 collaboration

Mohammadhassan Valadan 1 collaboration

Enrico Pomarico 1 collaboration

Bartolomeo Della Ventura 1 collaboration

Felice Gesuele 1 collaboration

Raffaele Velotta 1 collaboration

Angela Amoresano 1 collaboration

Gabriella Pinto 1 collaboration

Majed Chergui 1 collaboration

Carlo Altucci 1 collaboration

Miguel A Miranda 1 collaboration

Daniil A Fedotov 1 collaboration

Alexander C Paul 1 collaboration

Paolo Posocco 1 collaboration

Marco Garavelli 1 collaboration

Henrik Koch 1 collaboration

Sonia Coriani 1 collaboration

Peter Podbevšek 1 collaboration

Frederico A Baptista 1 collaboration

Dorottya Krizsan 1 collaboration

Mark Stitch 1 collaboration

Igor V Sazanovich 1 collaboration

Ian P Clark 1 collaboration

Michael Towrie 1 collaboration

Conor Long 1 collaboration

Noel A P Kane-Maguire 1 collaboration

John M Kelly 1 collaboration

Susan J Quinn 1 collaboration