mvignoni@inifta.unlp.edu.ar2025
Fotoquímica de decil-riboflavina en metanol bajo irradiación con luz azul Autores:Ardila Padilla, Carlos Alberto Sosa, María José Urrutia, María Noel Thomas, Andrés Héctor Dántola, María Laura Vignoni, Mariana Fecha: 01/01/2025Inactivación fotoinducida de alfa-hemolisina empleando proteoliposomas como modelo de estudio Autores:Ardila Padilla, Carlos Alberto Daza Millone, María Antonieta Herlax, Vanesa Silvana Dántola, María Laura Vignoni, Mariana Fecha: 01/01/20252023
Síntesis y caracterización estructural y fotoquímica de derivados alquilados del ácido pteroico con capacidad de fotosensibilizar biomembranas fosfolipídicas Fecha: 27/09/2023Daño fotoinducido a proteoliposomas por fotosensibilizadores lipofílicos Fecha: 27/09/20232021
A model to understand type I oxidations of biomolecules photosensitized by pterins Autores:Lorente, Carolina Serrano, Mariana Paula Vignoni, Mariana Dántola, María Laura Thomas, Andrés Héctor Fecha: 01/01/20212020
Mono- and Bis-Alkylated Lumazine Sensitizers: Synthetic, Molecular Orbital Theory, Nucleophilic Index and Photochemical Studies Autores:Sosa, María José Urrutia, María Noel Schilardi, Patricia Laura Quindt, Matías Iván Bonesi, Sergio M. Denburg, Dobrushe Vignoni, Mariana Greer, Alexander Greer, Edyta M. Thomas, Andrés Héctor Fecha: 25/08/20202019
Photochemistry of tyrosine dimer: When an oxidative lesion of proteins is able to photoinduce further damage Autores:Reid, Lara Olivia Vignoni, Mariana Martins Froment, Nathalie Thomas, Andrés Héctor Dántola, María Laura Fecha: 10/07/2019Alkane Chain-extended Pterin Through a Pendent Carboxylic Acid Acts as Triple Functioning Fluorophore, 1O2 Sensitizer and Membrane Binder Autores:Walalawela, Niluksha Urrutia, María Noel Thomas, Andrés Héctor Greer, Alexander Vignoni, Mariana Fecha: 11/04/2019S,S-Chiral Linker Induced U Shape with a Syn-facial Sensitizer and Photocleavable Ethene Group Autores:Ghosh, Goutam Belh, Sarah J. Chiemezie, Callistus Walalawela, Niluksha Ghogare, Ashwini A. Vignoni, Mariana Thomas, Andrés Héctor McFarland, Sherri A. Greer, Edyta M. Greer, Alexander Fecha: 01/01/20192018
Kinetic control in the regioselective alkylation of pterin sensitizers: a synthetic, photochemical, and theoretical study Autores:Walalawela, Niluksha Vignoni, Mariana Urrutia, María Noel Belh, Sarah J. Greer, Edyta M. Thomas, Andrés Héctor Greer, Alexander Fecha: 15/03/20182017
Type I and Type II Photosensitized Oxidation Reactions: Guidelines and Mechanistic Pathways. Autores:Baptista, Maurício S Cadet, Jean Di Mascio, Paolo Ghogare, Ashwini A Greer, Alexander Hamblin, Michael R Lorente, Carolina Nunez, Silvia Cristina Ribeiro, Martha Simões Thomas, Andrés Héctor Vignoni, Mariana Yoshimura, Tania Mateus Fecha: 01/01/20172016
Soybean phosphatidylcholine liposomes as model membranes to study lipid peroxidation photoinduced by pterin Fecha: 01/01/20162011
Propiedades fotoquímicas de biopterina, neopterina y sus correspondientes dihidroderivados en solución acuosa bajo irradiación UV-A Autores:Vignoni, Mariana Fecha: 01/01/2011Production and quenching of reactive oxygen species by pterin derivatives, an intriguing class of biomolecules Autores:Oliveros, Esther Dántola, María Laura Vignoni, Mariana Thomas, Andrés Héctor Lorente, Carolina Fecha: 01/01/2011
No se encontraron resultados.
2026
New insights into pterin‐photosensitized oxidation of 2′‐deoxyadenosine 5′‐monophosphate Autores:Serrano, Mariana Paula Godoy Ortega, Gricelda Neyra Recky, Jael Rhode Vignoni, Mariana Thomas, Andrés Héctor Lorente, Carolina Fecha: 01/03/20262025
Phototoxic Effects on Skin Biomolecules Induced by a Domestic Nail Polish Dryer Device Autores:Ardila Padilla, Carlos Alberto Vignoni, Mariana Serrano, Mariana Paula Dantola, Maria Laura Fecha: 01/01/20252023
Alkylation converts riboflavin into an efficient photosensitizer of phospholipid membranes Autores:Sosa, María José Fonseca Castro, José Luis Sakaya, Aya Urrutia, María Noel Petroselli, Gabriela Erra Balsells, Rosa Quindt, Matías Iván Bonesi, Sergio Mauricio Cosa, Gonzalo Vignoni, Mariana Thomas, Andrés Héctor Fecha: 01/06/2023Singlet Oxygen Flux, Associated Lipid Photooxidation, and Membrane Expansion Dynamics Visualized on Giant Unilamellar Vesicles Autores:Sakaya, Aya Bacellar, Isabel O. L. Fonseca Castro, José Luis Durantini, Andres Matías McCain, Julia Xu, Laiyi Vignoni, Mariana Thomas, Andrés Héctor Baptista, Mauricio S. Cosa, Gonzalo Fecha: 01/01/20232022
Synthesis, Characterization and Photocleavage of Bis-decyl Pteroic Acid: A Folate Derivative with Affinity to Biomembranes† Autores:Fonseca Castro, José Luis Sosa, María José Petroselli, Gabriela Erra Balsells, Rosa Quindt, Matías Iván Bonesi, Sergio Mauricio Greer, Alexander Greer, Edyta M. Thomas, Andrés Héctor Vignoni, Mariana Fecha: 01/12/20222021
A model to understand type I oxidations of biomolecules photosensitized by pterins Autores:Lorente, Carolina Serrano, Mariana Paula Vignoni, Mariana Dantola, Maria Laura Thomas, Andrés Héctor Fecha: 01/09/2021Alkylation of a hydrophilic photosensitizer enhances the contact-dependent photo-induced oxidation of phospholipid membranes Autores:Vignoni, Alejandro Layana, Carla Junqueira, Helena C. Thomas, Andrés Héctor Itri, Rosangela Baptista, Mauricio S. Vignoni, Mariana Fecha: 01/03/2021Immobilization of alkyl-pterin photosensitizer on silicon surfaces through in situ SN2 reaction as suitable approach for photodynamic inactivation of Staphylococcus aureus Autores:Urrutia, María Noel Sosa, María José Pissinis, Diego Ezequiel Canneva, Antonela Miñan, Alejandro Guillermo Vignoni, Mariana Calvo, Alejandra Thomas, Andrés Héctor Schilardi, Patricia Laura Fecha: 01/02/2021Mono- and Bis-alkylated lumazine sensitizers: Synthetic, molecular orbital theory, nucleophilic index and photochemical studies Autores:Sosa, María José Urrutia, María Noel Schilardi, Patricia Laura Quindt, Matías Iván Bonesi, Sergio Mauricio Denburg, Dobrushe Vignoni, Mariana Greer, Alexander Greer, Edyta M. Thomas, Andrés Héctor Fecha: 01/01/20212020
Oxidation of biomolecules photosensitized by pterin derivatives Autores:Dantola, Maria Laura Vignoni, Mariana Serrano, Mariana Paula Lorente, Carolina Thomas, Andrés Héctor Fecha: 01/12/20202019
Photochemistry of tyrosine dimer: when an oxidative lesion of proteins is able to photoinduce further damage Autores:Reid, Lara Olivia Vignoni, Mariana Martins Froment, Nathalie Thomas, Andrés Héctor Dantola, Maria Laura Fecha: 01/04/2019Alkane Chain-extended Pterin Through a Pendent Carboxylic Acid Acts as Triple Functioning Fluorophore, 1O2 Sensitizer and Membrane Binder Autores:Walalawela, Niluksha Urrutia, María Noel Thomas, Andrés Héctor Greer, Alexander Vignoni, Mariana Fecha: 01/03/2019S,S‐Chiral Linker Induced U Shape with a Syn‐facial Sensitizer and Photocleavable Ethene Group Autores:Ghosh, Goutam Belh, Sarah J. Chiemezie, Callistus Walalawela, Niluksha Ghogare, Ashwini A. Vignoni, Mariana Thomas, Andrés Héctor McFarland, Sherri A. Greer, Edyta M. Greer, Alexander Fecha: 01/01/20192018
Photo-Oxidation of Unilamellar Vesicles by a Lipophilic Pterin: Deciphering Biomembrane Photodamage Autores:Vignoni, Mariana Urrutia, María Noel Junqueira, Helena C. Greer, Alexander Reis, Ana Baptista, Mauricio S. Itri, Rosangela Thomas, Andrés Héctor Fecha: 01/12/2018Kinetic Control in the Regioselective Alkylation of Pterin Sensitizers: A Synthetic, Photochemical, and Theoretical Study Autores:Walalawela, Niluksha Vignoni, Mariana Urrutia, María Noel Belh, Sarah J. Greer, Edyta M. Thomas, Andrés Héctor Greer, Alexander Fecha: 01/09/2018Lipophilic Decyl Chain-Pterin Conjugates with Sensitizer Properties Autores:Vignoni, Mariana Walalawela, Niluksha Bonesi, Sergio Mauricio Greer, Alexander Thomas, Andrés Héctor Fecha: 01/03/20182017
Type I and Type II Photosensitized Oxidation Reactions: Guidelines and Mechanistic Pathways Autores:Baptista, Maurício S. Cadet, Jean Di Mascio, Paolo Ghogare, Ashwini A. Greer, Alexander Hamblin, Michael R. Lorente, Carolina Nunez, Silvia Cristina Simoes Ribeiro, Martha Thomas, Andrés Héctor Vignoni, Mariana Yoshimura, Tania Mateus Fecha: 01/07/2017Photosensitized oxidation of 2′-deoxyguanosine 5′-monophosphate: Mechanism of the competitive reactions and product characterization Autores:Serrano, Mariana Paula Estébanez, Sandra Vignoni, Mariana Lorente, Carolina Vicendo, Patricia Oliveros, Esther Thomas, Andrés Héctor Fecha: 01/06/20172016
Degradation of tyrosine and tryptophan residues of peptides by type I photosensitized oxidation Autores:Castaño Espinal, Diana Carolina Vignoni, Mariana Vicendo, Patricia Oliveros, Esther Thomas, Andrés Héctor Fecha: 01/11/2016Thymidine radical formation via one-electron transfer oxidation photoinduced by pterin: Mechanism and products characterization Autores:Serrano, Mariana Paula Vignoni, Mariana Lorente, Carolina Vicendo, Patricia Oliveros, Esther Thomas, Andrés Héctor Fecha: 01/05/2016Propiedades fotosensibilizadoras de β-carbolinas: daño al adn en condiciones intra- y extra-celulares Autores:Cabrerizo, Franco Martín Gonzalez, Maria Micaela Vignoni, Mariana Denofrio, Maria Paula Erra Balsells, Rosa Fecha: 01/04/2016Soybean phosphatidylcholine liposomes as model membranes to study lipid peroxidation photoinduced by pterin Fecha: 01/01/20162014
LL37 peptide@silver nanoparticles: combining the best of the two worlds for skin infection control Autores:Vignoni, Mariana de Alwis Weerasekera, Hasitha Simpson, Madeline J. Phopase, Jaywant Mah, Thien Fah Griffith, May Alarcon, Emilio I. Scaiano, Juan C. Fecha: 01/04/2014Intra- and extra-cellular DNA damage by harmine and 9-methyl-harmine Fecha: 01/01/20142013
Mechanisms of DNA damage by photoexcited 9-methyl-β-carbolines Autores:Vignoni, Mariana Rasse Suriani, Federico Ariel Osvaldo Butzbach, Kathrin Erra Balsells, Rosa Epe, Bernd Cabrerizo, Franco Martín Fecha: 18/06/20132012
Characterization and reactivity of photodimers of dihydroneopterin and dihydrobiopterin Autores:Vignoni, Mariana Lorente, Carolina Cabrerizo, Franco Martín Erra Balsells, Rosa Oliveros, Esther Thomas, Andrés Héctor Fecha: 01/06/2012Photosensitization of DNA by β-carbolines: Kinetic analysis and photoproduct characterization Autores:Gonzalez, Maria Micaela Vignoni, Mariana Pellon Maison, Magali Ales Gandolfo, Matias A. Gonzalez Baro, Maria del Rosario Erra Balsells, Rosa Epe, B. Cabrerizo, Franco Martín Fecha: 01/03/20122011
Emission properties of dihydropterins in aqueous solutions Autores:Serrano, Mariana Paula Vignoni, Mariana Dantola, Maria Laura Oliveros, Esther Lorente, Carolina Thomas, Andrés Héctor Fecha: 01/04/20112010
Electron-transfer processes induced by the triplet state of pterins in aqueous solutions Autores:Dantola, Maria Laura Vignoni, Mariana González, Constanza Lorente, Carolina Vicendo, Patricia Oliveros, Esther Thomas, Andrés Héctor Fecha: 01/09/20101H NMR characterization of the intermediate formed upon UV-A excitation of biopterin, neopterin and 6-hydroxymethylpterin in O2-free aqueous solutions Autores:Vignoni, Mariana Salum, Maria Laura Erra Balsells, Rosa Thomas, Andrés Héctor Cabrerizo, Franco Martín Fecha: 01/01/2010