Lizondo-aranda P, Martínez-fernández L, Miranda MA, Improta R, Gustavsson T, Lhiaubet-vallet V
The Excited State Dynamics of a Mutagenic Cytidine Etheno Adduct Investigated by Combining Time-Resolved Spectroscopy and Quantum Mechanical Calculations
J Phys Chem Lett (ISSN: 1948-7185linking, 1948-7185electronic), 2022 Jan 13; 13(1): 251-257.

Balanikas E, Martinez-fernandez L, Improta R, Podbevšek P, Baldacchino G, Markovitsi D
The Structural Duality of Nucleobases in Guanine Quadruplexes Controls Their Low-Energy Photoionization
J Phys Chem Lett (ISSN: 1948-7185linking, 1948-7185electronic), 2021 Sep 2; 12(34): 8309-8313.

Green JA, Asha H, Santoro F, Improta R
Excitonic Model for Strongly Coupled Multichromophoric Systems: The Electronic Circular Dichroism Spectra of Guanine Quadruplexes as Test Cases
J Chem Theory Comput (ISSN: 1549-9618linking, 1549-9626electronic), 2021 Jan 12; 17(1): 405-415.

Martínez-fernández L, Esposito L, Improta R
Studying the excited electronic states of guanine rich DNA quadruplexes by quantum mechanical methods: main achievements and perspectives
Photochem Photobiol Sci (ISSN: 1474-905xlinking), 2020 Apr 15; 19(4): 436-444.

Green JA, Improta R
Vibrations of the guanine-cytosine pair in chloroform: an anharmonic computational study
Phys Chem Chem Phys (ISSN: 1463-9076linking, 1463-9084electronic), 2020 Mar 11; 22(10): 5509-5522.

Martinez-fernandez L, Gustavsson T, Diederichsen U, Improta R
Excited State Dynamics of 8-Vinyldeoxyguanosine In Aqueous Solution Studied by Time-Resolved Fluorescence Spectroscopy and Quantum Mechanical Calculations
Molecules (ISSN: 1420-3049linking, 1420-3049electronic), 2020 Feb 13; 25(4): N/D-N/D.

Martinez-fernandez L, Banyasz A, Markovitsi D, Improta R
Topology Controls the Electronic Absorption and Delocalization of Electron Holes in Guanine Quadruplexes
Chemistry (ISSN: 1521-3765electronic, 0947-6539linking), 2018 Oct 12; 24(57): 15185-15189.

Banyasz A, Martinez-fernandez L, Improta R, Ketola TM, Balty C, Markovitsi D
Radicals generated in alternating guanine-cytosine duplexes by direct absorption of low-energy UV radiation
Phys Chem Chem Phys (ISSN: 1463-9084electronic, 1463-9076linking), 2018 Aug 22; 20(33): 21381-21389.

Chawla M, Autiero I, Oliva R, Cavallo L
Energetics and dynamics of the non-natural fluorescent 4AP: DAP base pair
Phys Chem Chem Phys (ISSN: 1463-9076linking), 2018 Jan 31; 20 (5 ): 3699-3709.

Martinez-fernandez L, Prampolini G, Cerezo J, Liu Y, Santoro F, Improta R
Solvent effect on the energetics of proton coupled electron transfer in guanine-cytosine pair in chloroform by mixed explicit and implicit solvation models
Chem Phys (ISSN: 0301-0104), 2018; 515: 493-501.

Conti I, Martinez-fernandez L, Esposito L, Hofinger S, Nenov A, Garavelli M, Improta R
Multiple Electronic and Structural Factors Control Cyclobutane Pyrimidine Dimer and 6-4 Thymine-Thymine Photodimerization in a DNA Duplex
Chemistry (ISSN: 0947-6539, 1521-3765, 1521-3765electronic), 2017 Oct 26; 23(60): 15177-15188.

Deplano A, Morgillo CM, Demurtas M, Bjorklund E, Cipriano M, Svensson M, Hashemian S, Smaldone G, Pedone E, Luque FJ, Cabiddu MG, Novellino E, Fowler CJ, Catalanotti B, Onnis V
Novel propanamides as fatty acid amide hydrolase inhibitors
Eur J Med Chem (ISSN: 0223-5234, 1768-3254, 0223-5234linking), 2017 Aug 18; 136: 523-542.

Magrì A, Tabbì G, Breglia R, De Gioia L, Fantucci P, Bruschi M, Bonomo RP, La Mendola D
Copper ion interaction with the RNase catalytic site fragment of the angiogenin protein: an experimental and theoretical investigation
Dalton T (ISSN: 1477-9226, 1477-9234, 1477-9226linking), 2017 Jul 04; 46(26): 8524-8538.

Martinez-fernandez L, Improta R
Novel adenine/thymine photodimerization channels mapped by PCM/TD-DFT calculations on dApT and TpdA dinucleotides
Photoch Photobio Sci (ISSN: 1474-905x), 2017 Jun 22; 16(8): 1277-1283.

Martinez-fernandez L, Pepino AJ, Segarra-marti J, Jovaisaite J, Vaya I, Nenov A, Markovitsi D, Gustavsson T, Banyasz A, Garavelli M, Improta R
Photophysics of Deoxycytidine and 5-Methyldeoxycytidine in Solution: A Comprehensive Picture by Quantum Mechanical Calculations and Femtosecond Fluorescence Spectroscopy
J Am Chem Soc (ISSN: 0002-7863, 0002-2786, 0002-7863print), 2017 Jun 14; 139(23): 7780-7791.

Martínez-fernández L, Granucci G, Pollum M, Crespo-hernández CE, Persico M, Corral I
Decoding the Molecular Basis for the Population Mechanism of the Triplet Phototoxic Precursors in UVA Light-Activated Pyrimidine Anticancer Drugs
Chemistry (ISSN: 0947-6539, 1521-3765, 1521-3765electronic), 2017; 23(11): 2619-2627.

Zhang Y, De La Harpe K, Beckstead AA, Martínez-fernández L, Improta R, Kohler B
Excited-State Dynamics of DNA Duplexes with Different H-Bonding Motifs
J Phys Chem Lett (ISSN: 1948-7185, 1948-7185electronic, 1948-7185linking), 2016; 7(6): 950-954.

Improta R, Santoro F, Blancafort L
Quantum Mechanical Studies on the Photophysics and the Photochemistry of Nucleic Acids and Nucleobases
Chem Rev (ISSN: 0009-2665), 2016; 116(6): 3540-3593.

Zhang Y, de La Harpe K, Beckstead AA, Improta R, Kohler B
UV-Induced Proton Transfer between DNA Strands
J Am Chem Soc (ISSN: 0002-7863, 0002-2786, 0002-7863print), 2015 Jun 10; 137(22): 7059-7062.

Petrone A, Cerezo J, Ferrer FJA, Donati G, Improta R, Rega N, Santoro F
Absorption and emission spectral shapes of a prototype dye in water by combining classical/dynamical and quantum/static approaches
J Phys Chem A (ISSN: 1089-5639, 1520-5215electronic, 1089-5639linking), 2015; 119(21): 5426-5438.

Huix-Rotllant M, Brazard J, Improta R, Burghardt I, Markovitsi D
Stabilization of mixed frenkel-charge transfer excitons extended across both strands of guanine-cytosine DNA duplexes
J Phys Chem Lett (ISSN: 1948-7185, 1948-7185electronic, 1948-7185linking), 2015; 6(12): 2247-2251.

Changenet-Barret P, Gustavsson T, Improta R, Markovitsi D
Ultrafast Excited-State Deactivation of 8-Hydroxy-2′-deoxyguanosine Studied by Femtosecond Fluorescence Spectroscopy and Quantum-Chemical Calculations
J Phys Chem A (ISSN: 1089-5639, 1520-5215electronic, 1089-5639linking), 2015; 119(23): 6131-6139.

Zhang Y, Dood J, Beckstead AA, Li X-B, Nguyen KV, Burrows CJ, Improta R, Kohler B
Efficient UV-induced charge separation and recombination in an 8-oxoguanine-containing dinucleotide
P Natl Acad Sci Usa (ISSN: 0027-8424, 1091-6490, 0027-8424print), 2014 Sep 12; 111(32): 11612-11617.

Improta R
Quantum mechanical calculations unveil the structure and properties of the absorbing and emitting excited electronic states of guanine quadruplex
Chemistry (ISSN: 0947-6539, 1521-3765, 1521-3765electronic), 2014 Jun 23; 20(26): 8106-8115.

Zhang Y, Improta R, Kohler B
Mode-specific vibrational relaxation of photoexcited guanosine 5'-monophosphate and its acid form: a femtosecond broadband mid-IR transient absorption and theoretical study
Phys Chem Chem Phys (ISSN: 1463-9076, 1463-3907, 1463-9084electronic), 2014 Jan 28; 16(4): 1487-1499.

Travaglia A, La Mendola D, Magrì A, Pietropaolo A, Nicoletti VG, Grasso G, Malgieri G, Fattorusso R, Isernia C, Rizzarelli E
Zinc(II) interactions with brain-derived neurotrophic factor N-terminal peptide fragments: inorganic features and biological perspectives
Inorg Chem (ISSN: 1520-510x, 0020-1669, 1520-510xelectronic), 2013 Oct 7; 52(19): 11075-11083.

Banyasz A, Gustavsson T, Onidas D, Changenet-Barret P, Markovitsi D, Improta R
Multi-pathway excited state relaxation of adenine oligomers in aqueous solution: A joint theoretical and experimental study
Chemistry (ISSN: 0947-6539, 1521-3765, 1521-3765electronic), 2013 Mar; 19(11): 3762-3774.

Gustavsson T, Sarkar S, Vaya I, Jimenez MC, Markovitsi D, Improta R
A joint experimental/theoretical study of the ultrafast excited state deactivation of deoxyadenosine and 9-methyladenine in water and acetonitrile
Photochem Photobiol Sci (ISSN: 1474-905x), 2013; 12(8): 1375-1386.

Santoro F, Improta R, Avila Ferrer FJ, Segado M, Lami A
The interplay between neutral exciton and charge transfer states in single-strand polyadenine: A quantum dynamical investigation
Photochem Photobiol Sci (ISSN: 1474-905x), 2013; 12(8): 1527-1543.

Improta R
Photophysics and photochemistry of thymine deoxy-dinucleotide in water: A PCM/TD-DFT quantum mechanical study
J Phys Chem B (ISSN: 1520-6106, 1520-5207, 1520-5207electronic), 2012 Dec 13; 116(49): 14261-14274.

Banyasz A, Douki T, Improta R, Gustavsson T, Onidas D, Vaya I, Perron M, Markovitsi D
Electronic excited states responsible for dimer formation upon UV absorption directly by thymine strands: Joint experimental and theoretical study
J Am Chem Soc (ISSN: 0002-7863, 0002-2786, 1520-5126), 2012 Sep 12; 134(36): 14834-14845.

Weigel A, Pfaffe M, Sajadi M, Mahrwald R, Improta R, Barone V, Polli D, Cerullo G, Ernsting NP, Santoro F
Barrierless photoisomerisation of the "simplest cyanine": Joining computational and femtosecond optical spectroscopies to trace the full reaction path
Phys Chem Chem Phys (ISSN: 1463-9076, 1463-3907, 1463-9084electronic), 2012; 14(38): 13350-13364.

Dargiewicz M, Biczysko M, Improta R, Barone V
Solvent effects on electron-driven proton-transfer processes: Adenine-thymine base pairs
Phys Chem Chem Phys (ISSN: 1463-9076, 1463-3907, 1463-9084electronic), 2012; 14(25): 8981-8989.

Biemann L, Kovalenko SA, Kleinermanns K, Mahrwald R, Markert M, Improta R
Excited state proton transfer is not involved in the ultrafast deactivation of Guanine-cytosine pair in solution
J Am Chem Soc (ISSN: 0002-7863, 0002-2786, 1520-5126), 2011 Dec 14; 133(49): 19664-19667.

Improta R, Barone V
Interplay between "neutral" and "charge-transfer" excimers rules the excited state decay in adenine-rich polynucleotides
Angew Chem Int Ed (ISSN: 1433-7851, 1521-3773electronic, 1433-7851linking), 2011 Dec 9; 50(50): 12016-12019.

Kállay C, Dávid A, Timári S, Nagy EM, Sanna D, Garribba E, Micera G, De Bona P, Pappalardo G, Rizzarelli E, Sóvágó I
Copper(II) complexes of rat amylin fragments
Dalton T (ISSN: 1477-9234, 1477-9226, 1477-9234electronic), 2011 Oct 14; 40(38): 9711-9721.

Improta R, Vitagliano L, Esposito L
Peptide bond distortions from planarity: New insights from quantum mechanical calculations and peptide/protein crystal structures
Plosone (ISSN: 1932-6203, 1932-6203electronic, 1932-6203linking), 2011 Sep 16; 6(9): e24533-e24533.

Picconi D, Barone V, Lami A, Santoro F, Improta R
The Interplay between ππ*/nπ* excited states in gas-phase thymine: A quantum dynamical study
Chemphyschem (ISSN: 1439-4235, 1439-7641, 1439-7641electronic), 2011 Jul 11; 12(10): 1957-1968.

Avila FF, Improta R, Santoro F, Barone V
Computing the inhomogeneous broadening of electronic transitions in solution: A first-principle quantum mechanical approach
Phys Chem Chem Phys (ISSN: 1463-9076, 1463-3907, 1463-9084electronic), 2011; 13(38): 17007-17012.

Banyasz A, Karpati S, Mercier Y, Reguero M, Gustavsson T, Markovitsi D, Improta R
The peculiar spectral properties of amino-substituted uracils: A combined theoretical and experimental study
J Phys Chem B (ISSN: 1520-6106, 1520-5207, 1520-5207electronic), 2010 Oct 7; 114(39): 12708-12719.

Changenet-Barret P, Emanuele E, Gustavsson T, Improta R, Kotlyar AB, Markovitsi D, Vaya I, Zakrzewska K, Zikich D
Optical properties of guanine nanowires: Experimental and theoretical study
J Phys Chem C (ISSN: 1932-7447), 2010 Sep 2; 114(34): 14339-14346.

Santoro F, Barone V, Lami A, Improta R
The excited electronic states of adenine-guanine stacked dimers in aqueous solution: A PCM/TD-DFT study
Phys Chem Chem Phys (ISSN: 1463-9076, 1463-3907, 1463-9084electronic), 2010; 12(19): 4934-4948.

Improta R, Santoro F, Barone V, Lami A
Vibronic model for the quantum dynamical study of the competition between bright and charge-transfer excited states in single-strand polynucleotides: the adenine dimer case
J Phys Chem A (ISSN: 1089-5639, 1520-5215electronic, 1089-5639linking), 2009 Dec 31; 113(52): 15346-15354.

Improta R, Barone V, Lami A, Santoro F
Quantum dynamics of the ultrafast ππ*/nπ* population transfer in uracil and 5-fluoro-uracil in water and acetonitrile
J Phys Chem B (ISSN: 1520-6106, 1520-5207, 1520-5207electronic), 2009 Oct 29; 113(43): 14491-14503.

Angeli C, Improta R, Santoro F
On the controversial nature of the 1 B-1(u) and 2 B-1(u) states of trans-stilbene: The n-electron valence state perturbation theory approach
J Chem Phys (ISSN: 0021-9606, 0897-690online, 0021-9606printed), 2009 May 7; 130(17): N/D-N/D.

Bonomo RP, Di Natale G, Rizzarelli E, Tabbì G, Vagliasindi LI
Copper(II) complexes of prion protein PEG11-tetraoctarepeat fragment: spectroscopic and voltammetric studies
Dalton T (ISSN: 1477-9226, 1477-7922, 1477-9234), 2009 Apr 14; (14): 2637-2646.

Improta R, Ferrante C, Bozio R, Barone V
The polarizability in solution of tetra-phenyl-porphyrin derivatives in their excited electronic states: A PCM/TD-DFT study
Phys Chem Chem Phys (ISSN: 1463-9076, 1463-3907, 1463-9084electronic), 2009; 11(22): 4664-4673.

Mercier Y, Santoro F, Reguero M, Improta R
The decay from the dark nπ* excited state in uracil: An integrated CASPT2/CASSCF and PCM/TD-DFT study in the gas phase and in water
J Phys Chem B (ISSN: 1520-6106, 1520-5207, 1520-5207electronic), 2008 Sep 4; 112(35): 10769-10772.

Santoro F, Barone V, Improta R
Can TD-DFT calculations accurately describe the excited states behavior of stacked nucleobases? The cytosine dimer as a test case
J Comput Chem (ISSN: 0192-8651, 1096-987xelectronic, 0192-8651linking), 2008 Apr 30; 29(6): 957-964.

Santoro F, Barone V, Gustavsson T, Improta R
Solvent effect on the singlet excited-state lifetimes of nucleic acid bases: A computational study of 5-fluorouracil and uracil in acetonitrile and water
J Am Chem Soc (ISSN: 0002-7863, 0002-2786, 1520-5126), 2006 Dec 20; 128(50): 16312-16322.

Improta R, Barone V, Scalmani G, Frisch MJ
A state-specific polarizable continuum model time dependent density functional theory method for excited state calculations in solution
J Chem Phys (ISSN: 0021-9606, 0897-690online), 2006 Sep 7; 125(5): N/D-N/D.

Gustavsson T, Sarkar N, Lazzarotto E, Markovitsi D, Barone V, Improta R
Solvent effect on the singlet excited-state dynamics of 5-fluorouracil in acetonitrile as compared with water
J Phys Chem B (ISSN: 1520-6106, 1520-5207, 1520-5207electronic), 2006 Jul 6; 110(26): 12843-12847.

Zubrzak P, Banas A, Kaczmarek K, Leplawy MT, Sochacki M, Kowalski ML, Szkudlinska B, Zabrocki J, Di Lello P, Isernia C, Saviano M, Pedone C, Benedetti E
Analogues of cyclolinopeptide A containing alpha-hydroxymethyl amino acid residues
Biopolymers (ISSN: 0006-3525, 0006-6352, 0006-3525print), 2005; 80(2-3): 347-356.

Improta R, Barone V
Absorption and fluorescence spectra of uracil in the gas phase and in aqueous solution: A TD-DFT quantum mechanical study
J Am Chem Soc (ISSN: 0002-7863, 0002-2786, 1520-5126), 2004 Nov 10; 126(44): 14320-14321.

Improta R, Barone V
Interplay of electronic, environmental, and vibrational effects in determining the hyperfine coupling constants of organic free radicals
Chem Rev (ISSN: 0009-2665), 2004 Mar; 104(3): 1231-1253.

Cimino P, Improta R, Bifulco G, Riccio R, Gomez-paloma L, Barone V
Nucleophilic Cyclopropane Ring Opening in Duocarmycin SA Derivatives by Methanol under Acid Conditions: A Quantum Mechanical Study in the Gas-Phase and in Solution
J Org Chem (ISSN: 0022-3263, 0022-3263linking), 2004; 69(8): 2816-2824.

Mansi R, Tesauro D, De Capua A, Fattorusso R, Carac C, Aloj L, Benedetti E, Morelli G
Peptide-chelating agent conjugate for selective targeting of somatostatin receptor type 1: Synthesis and characterization
Biopolymers (ISSN: 0006-3525, 0006-6352, 0006-3525print), 2004; 76(6): 527-534.

Improta R, Mele F, Crescenzi O, Benzi C, Barone V
Understanding the role of stereoelectronic effects in determining collagen stability. 2. A quantum mechanical/molecular mechanical study of (Proline-Proline-Glycine)n polypeptides
J Am Chem Soc (ISSN: 0002-7863, 0002-2786, 1520-5126), 2002 Jul 3; 124(26): 7857-7865.

Benzi C, Improta R, Scalmani G, Barone V
Quantum mechanical study of the conformational behavior of proline and 4R-hydroxyproline dipeptide analogues in vacuum and in aqueous solution
J Comput Chem (ISSN: 0192-8651, 1096-987xelectronic), 2002 Feb; 23(3): 341-350.

Rossi F, Saviano M, Di Talia P, Di Blasio B, Pedone C, Zanotti G, Mosca M, Saviano G, Tancredi T, Ziegler K, Benedetti E
Solution and solid state structure of an aib-containing cyclodecapeptide inhibiting the cholate uptake in hepatocytes
Biopolymers (ISSN: 0006-3525, 0006-6352, 0006-3525print), 1996; 40(5): 465-478.