Interaction between a water-soluble anionic porphyrin and human serum albumin unexpectedly stimulates the aggregation of the photosensitizer at the surface of the …

A Costa-Tuna, OA Chaves, RJS Loureiro… - International Journal of …, 2024 - Elsevier
Abstract The 5, 10, 15, 20-tetrakis (2, 6-difluoro-3-sulfophenyl) porphyrin (TDFPPS 4) was
reported as a potential photosensitizer for photodynamic therapy. The capacity of the …

Spectroelectrochemistry as a powerful technique for porphyrins/corroles derivatives electro-characterization: fundamentals and some examples

B Dozza, BM Rodrigues, I Tisoco, VB de Souza… - Microchemical …, 2022 - Elsevier
Porphyrins and corroles are at the same time very similar and distinct species. Porphyrins
are present in nature and are well known by scientists for almost two centuries (1840) …

Photophysical, photooxidation, and biomolecule-interaction of meso-tetra (thienyl) porphyrins containing peripheral Pt (II) and Pd (II) complexes. Insights for …

I Tisoco, MC Donatoni, HFV Victória… - Dalton …, 2022 - pubs.rsc.org
We report the synthesis and characterization of two novel tetra-cationic porphyrins,
containing Pt (II) or Pd (II) polypyridyl complexes attached at the peripheral position of N4 …

Detection of singlet oxygen by EPR: The instability of the nitroxyl radicals

HFV Victória, DC Ferreira, BG José Filho… - Free Radical Biology …, 2022 - Elsevier
The use of spin traps and redox probes coupled with electron paramagnetic resonance
(EPR) is a method frequently applied in the evaluation of the efficiency of photosensitizers …

Investigation of isomeric tetra-cationic porphyrin activity with peripheral [Pd (bpy) Cl]+ units by antimicrobial photodynamic therapy

CH da Silveira, V Vieceli, DJ Clerici… - Photodiagnosis and …, 2020 - Elsevier
In this work, we report the antimicrobial photoinactivation using tetra-cationic porphyrins with
peripheral palladium (II) complexes against bacterial strains. Two different isomeric Pd (II) …

Investigation of powerful fungicidal activity of tetra-cationic platinum (II) and palladium (II) porphyrins by antimicrobial photodynamic therapy assays

SC Pinto, TV Acunha, JM Santurio, LB Denardi… - Photodiagnosis and …, 2021 - Elsevier
This manuscript reports enhanced antimicrobial photoinactivation using tetra-cationic
porphyrins with peripheral platinum (II) and palladium (II) complexes against fungal …

Photophysical, photobiological, and biomolecule-binding properties of new tri-cationic meso-tri (2-thienyl) corroles with Pt (II) and Pd (II) polypyridyl derivatives

BM Rodrigues, HFV Victória, G Leite… - Journal of Inorganic …, 2023 - Elsevier
We report the synthesis and characterization of new tri-cationic corrole derivatives,
containing Pt (II) or Pd (II) complexes attached at the peripheral position of thienyl moieties …

[HTML][HTML] Affinity binding of COVID-19 drug candidates (chloroquine/hydroxychloroquine) and serum albumin: Based on photochemistry and molecular docking

LY Hu, Y Yuan, ZX Wen, YY Hu, MM Yin… - Journal of Photochemistry …, 2023 - Elsevier
Chloroquine (CQ) and hydroxychloroquine (HCQ) show good efficacy in the treatment of
SARS-CoV-2 in the early stage, while they are no longer recommended due to their side …

Photo-damage promoted by tetra-cationic palladium (II) porphyrins in rapidly growing mycobacteria

GG Rossi, KB Guterres, KS Moreira, TAL Burgo… - Photodiagnosis and …, 2021 - Elsevier
Antimicrobial photodynamic therapy (aPDT) has gained prominence in microbiology,
especially in treating non-invasive infections. Diseases such as mycobacteriosis, which …

Unveiling the photophysical, biomolecule binding and photo-oxidative capacity of novel Ru (II)-polypyridyl corroles: A multipronged approach

TV Acunha, BM Rodrigues, JA da Silva… - Journal of Molecular …, 2021 - Elsevier
Two fluorinated corrole derivatives, namely H 3 MebpyCor and RuMebpyCor, were
synthesized and characterized in terms of their photophysical, electrochemical, and …