The mechanism (s) of action of antioxidants: From scavenging reactive oxygen/nitrogen species to redox signaling and the generation of bioactive secondary …

A Hunyadi - Medicinal research reviews, 2019 - Wiley Online Library
Small molecule, dietary antioxidants exert a remarkably broad range of bioactivities, and
many of these can be explained by the influence of antioxidants on the redox homeostasis …

N-Dealkylation of Amines

AA Najmi, R Bischoff, HP Permentier - Molecules, 2022 - mdpi.com
N-dealkylation, the removal of an N-alkyl group from an amine, is an important chemical
transformation which provides routes for the synthesis of a wide range of pharmaceuticals …

Late-stage lead diversification coupled with quantitative nuclear magnetic resonance spectroscopy to identify new structure–activity relationship vectors at nanomole …

MS Lall, A Bassyouni, J Bradow, M Brown… - Journal of Medicinal …, 2020 - ACS Publications
An experimental approach is described for late-stage lead diversification of frontrunner drug
candidates using nanomole-scale amounts of lead compounds for structure–activity …

In Vitro Metabolism and p53 Activation of Genotoxic Chemicals: Abiotic CYP Enzyme vs Liver Microsomes

L Henneberger, J Huchthausen, J Braasch… - Chemical Research …, 2024 - ACS Publications
Chemicals often require metabolic activation to become genotoxic. Established test
guidelines recommend the use of the rat liver S9 fraction or microsomes to introduce …

Nanoporous Gold Catalyst for the Oxidative N‐Dealkylation of Drug Molecules: A Method for Synthesis of N‐Dealkylated Metabolites

A Alipour Najmi, E Jafariyeh‐Yazdi, M Hadian… - …, 2022 - Wiley Online Library
A novel method for the selective catalytic N‐dealkylation of drug molecules on a nanoporous
gold (NPG) catalyst producing valuable N‐dealkylated metabolites and intermediates is …

Magnetic nanoparticles with dual surface functions—efficient carriers for metalloporphyrin-catalyzed drug metabolite synthesis in batch and continuous-flow reactors

D Balogh-Weiser, B Decsi, R Krammer, G Dargó… - Nanomaterials, 2020 - mdpi.com
The dual functionalization of magnetic nanoparticles with inert (methyl) and reactive
(aminopropyl) groups enables efficient immobilization of synthetic metalloporphyrins (such …

Liver-on-a-Chip‒Magnetic nanoparticle bound synthetic metalloporphyrin-catalyzed biomimetic oxidation of a drug in a magnechip reactor

B Decsi, R Krammer, K Hegedűs, F Ender, B Gyarmati… - Micromachines, 2019 - mdpi.com
Biomimetic oxidation of drugs catalyzed by metalloporphyrins can be a novel and promising
way for the effective and sustainable synthesis of drug metabolites. The immobilization of 5 …

Effect of Binding Linkers on the Efficiency and Metabolite Profile of Biomimetic Reactions Catalyzed by Immobilized Metalloporphyrin

GT Balogh, B Decsi, R Krammer, B Kenéz, F Ender… - Metabolites, 2022 - mdpi.com
The investigation of liver-related metabolic stability of a drug candidate is a widely used key
strategy in early-stage drug discovery. Metalloporphyrin-based biomimetic catalysts are …

[HTML][HTML] Novel biomimetic nanocomposite for investigation of drug metabolism

D Balogh-Weiser, L Poppe, B Kenéz, B Decsi… - Journal of Molecular …, 2022 - Elsevier
In vitro mimicking of hepatic drug metabolism is a key issue in early-stage drug discovery.
Synthetic metalloporphyrins show structural similarity with the heme type prosthetic group of …

Efficient synthesis of carbon‐14 labeled metabolites of the strobilurin fungicide mandestrobin using biomimetic iron‐porphyrin catalyzed oxidation

S Murata, M Kurosawa… - Journal of Labelled …, 2023 - Wiley Online Library
Biomimetic oxidation using synthetic iron‐porphyrin (F20TPPFeCl) as a catalyst eliminated a
xylene moiety of the fungicide mandestrobin, uniformly labeled with carbon‐14 at the benzyl …