Tailored porphyrin–gold nanoparticles for biomedical applications

ME Grigore, RM Ion, L Iancu… - Journal of Porphyrins and …, 2019 - World Scientific
In this review we present an updated survey of the main synthesis methods of gold
nanoparticles (AuNPs) in order to obtain various tailored nanosystems for biomedical …

First-order hyperpolarizability of triphenylamine derivatives containing cyanopyridine: molecular branching effect

RD Fonseca, MG Vivas, DL Silva, G Eucat… - The Journal of …, 2018 - ACS Publications
In the present work, we report the multibranching effect on the dynamic first-order
hyperpolarizability (β (− 2ω; ω, ω)) of triphenylamine derivatives containing cyanopyridine …

Porphyrin–gold nanomaterial for efficient drug delivery to cancerous cells

K Bera, S Maiti, M Maity, C Mandal, NC Maiti - Acs Omega, 2018 - ACS Publications
With an aim to overcome multidrug resistance (MDR), nontargeted delivery, and drug
toxicity, we developed a new nanochemotherapeutic system with tetrasodium salt of meso …

Photoinactivation of Salmonella enterica (serovar Typhimurium) by tetra-cationic porphyrins containing peripheral [Ru (bpy) 2Cl]+ units

PJ Gonçalves, FC Bezzerra, AV Teles… - … of Photochemistry and …, 2020 - Elsevier
In the last years, antimicrobial photodynamic therapy (aPDT) has been considered as one
important alternative to be used in antimicrobial treatments. In the present work we report the …

Studying the intersystem crossing rate and triplet quantum yield of meso-substituted porphyrins by means of pulse train fluorescence technique

TGB de Souza, MG Vivas, CR Mendonca… - Journal of Porphyrins …, 2016 - World Scientific
Excited state dynamics, particularly intersystem crossing, of a set of meso-substituted
porphyrins bearing different electron–donor and acceptor groups was studied by pulse train …

Investigation of the triplet excited state and application of cationic meso-tetra (cisplatin) porphyrins in antimicrobial photodynamic therapy

DC Jornada, R de Queiroz Garcia… - Photodiagnosis and …, 2021 - Elsevier
In this manuscript, we report, the photophysical study of triplet excited states and
antimicrobial photoinactivation of positively charged tetra-cisplatin porphyrin derivatives …

Investigation of excited singlet state absorption and intersystem crossing mechanism of isomeric meso-tetra (pyridyl) porphyrins containing peripheral polypyridyl …

LHZ Cocca, F Gotardo, LF Sciuti, TV Acunha… - Chemical Physics …, 2018 - Elsevier
In the present work, the excited states (singlet and triplet) for three different porphyrins, with
and without coordinated Pt (II) complex derivatives, were investigated by three different …

Synthesis, photophysical properties and spectroelectrochemical characterization of 10-(4-methyl-bipyridyl)-5, 15-(pentafluorophenyl) corrole

RC Pivetta, BL Auras, B de Souza, A Neves… - … of Photochemistry and …, 2017 - Elsevier
The new bipyridyl-corrole dye 10-(4-methyl-bipyridyl)-5, 15-(pentafluorophenyl) corrole,
encompassing a coordenative methyl-bipyridine moiety (corrole 2), was prepared starting …

[HTML][HTML] Investigating the intersystem crossing rate and triplet quantum yield of Protoporphyrin IX by means of pulse train fluorescence technique

F Gotardo, LHZ Cocca, TV Acunha, A Longoni… - Chemical Physics …, 2017 - Elsevier
Photophysical investigations of PPIX were described in order to determine the triplet
conversion efficiency. Time resolved fluorescence and pulse train fluorescence were …

Coupling of cationic porphyrins on manganese ferrite nanoparticles: a potential multifunctional nanostructure for theranostics applications

E Silveira-Alves Jr, FC Bezerra, RA Guerra… - … of Photochemistry and …, 2023 - Elsevier
We present here the coupling of cationic meso-tetrakis (N-methylpyridinium-4-yl) porphyrin
(TMPyP) and their zinc complex (ZnTMPyP) with magnetic nanoparticles (MNPs) of …