Results 11 to 20 of about 179,442 (256)

Porphyrin-derived carbon dots for an enhanced antiviral activity targeting the CTD of SARS-CoV-2 nucleocapsid

open access: yesJournal of Genetic Engineering and Biotechnology, 2023
Background Since effective antiviral drugs for COVID-19 are still limited in number, the exploration of compounds that have antiviral activity against SARS-CoV-2 is in high demand. Porphyrin is potentially developed as a COVID-19 antiviral drug. However,
Azzania Fibriani   +14 more
doaj   +1 more source

Driving Organic Nanocrystals Dissolution Through Electrochemistry

open access: yesChemistryOpen, 2021
We have recently discussed how organic nanocrystal dissolution appears in different morphologies and the role of the solution pH in the crystal detriment process.
Prof. Gianlorenzo Bussetti   +11 more
doaj   +1 more source

In Silico Study, Synthesis, and Cytotoxic Activities of Porphyrin Derivatives

open access: yesPharmaceuticals, 2018
Five known porphyrins, 5,10,15,20-tetrakis(p-tolyl)porphyrin (TTP), 5,10,15,20-tetrakis(p-bromophenyl)porphyrin (TBrPP), 5,10,15,20-tetrakis(p-aminophenyl)porphyrin (TAPP), 5,10,15-tris(tolyl)-20-mono(p-nitrophenyl)porphyrin (TrTMNP), 5,10,15-tris(tolyl)-
Fransiska Kurniawan   +5 more
doaj   +1 more source

Porphyrin Hetero-Trimer Involving a Hydrophilic and a Hydrophobic Structure with Application in the Fluorescent Detection of Toluidine Blue

open access: yesChemosensors, 2022
The combination of a metallated porphyrin, Pt(II)-5,10,15,20-tetrakis-(4-allyloxyphenyl)-porphyrin (Pt-allyloxyPP), and a water-soluble porphyrin, 5,10,15,20-tetrakis(4-sulfonatophenyl)-porphyrin (TSPP), leads to the formation of a porphyrin hetero ...
Anca Lascu   +5 more
doaj   +1 more source

Effect Of Zinc Cations On The Kinetics Of Supramolecular Assembly And The Chirality Of Porphyrin J-Aggregates [PDF]

open access: yes, 2017
Dilute aqueous solutions of anionic meso-4-sulfonatophenyl-porphyrin (TPPS) extract zinc(ii) ions from glass or quartz surfaces at room temperature and efficiently form the corresponding metal complex (ZnTPPS). The partial or complete formation of ZnTPPS
Castriciano, M. A.   +5 more
core   +3 more sources

Urinary porphyrin excretion in hepatitis C infection [PDF]

open access: yes, 1999
A high prevalence of hepatitis C virus infection in porphyria cutanea tarda in some populations suggests a close link between viral hepatitis and alteration of porphyrin metabolism.
Jacob, Karl   +2 more
core   +1 more source

New two in one magnetic fluorescent nanocomposites [PDF]

open access: yes, 2005
Magnetite nanoparticles have been coated by a porphyrin derivative to produce new magnetic materials with fluorescent properties. The magnetic nanoparticles were prepared using two different methods, one based on sol-gel techniques and ultrasonic ...
Byrne, S.J.   +5 more
core   +1 more source

Directed Molecular Stacking for Engineered Fluorescent Three-Dimensional Reduced Graphene Oxide and Coronene Frameworks [PDF]

open access: yes, 2019
[EN] Three‐dimensional fluorescent graphene frameworks with controlled porous morphologies are of significant importance for practical applications reliant on controlled structural and electronic properties, such as organic electronics and photochemistry.
Botchway, S. W   +9 more
core   +1 more source

Proof of concept for molecular velcro based on the attractive interaction between porphyrin and pyridine containing copolymers

open access: yeseXPRESS Polymer Letters, 2018
In this short communication, we investigated the synthesis and mixing of porphyrin and pyridine functionalized copolymers as a proof of concept for a velcro-like interaction.
M. Sievers   +3 more
doaj   +1 more source

Synthesis of Fe(II)/Co(II)-Fused Triphenyl Porphyrin Dimer as Candidate for Oxygen Reduction Reaction Catalyst

open access: yesIndonesian Journal of Chemistry, 2021
This paper reports the synthesis of Fe(II)/Co(II) fused triphenyl porphyrin dimers as candidate of hybrid organic metal electrocatalyst. The synthesis was conducted in five-step reactions using the starting materials pyrrole and benzaldehyde.
Atmanto Heru Wibowo   +6 more
doaj   +1 more source

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