Results 21 to 30 of about 3,943 (230)

Electrochemical Determination of Enzymes Metabolizing Ellipticine in Thyroid Cancer Cells - a Tool to Explain the Mechanism of Ellipticine Toxicity to these Cells

open access: yesInternational Journal of Electrochemical Science, 2013
The antineoplastic alkaloid ellipticine is a prodrug, the pharmacological efficiency of which is dependent on its cytochrome P450 (CYP)- and/or peroxidase-mediated activation to species forming DNA adducts in target tissues.
Jitka Poljaková   +5 more
doaj   +1 more source

The Anticancer Drug Ellipticine Induces Cytochromes P450 1A1, 1A2 and 3A, Cytochrome b5 and NADPH:Cytochrome P450 Oxidoreductase in Rat Liver, Kidney and Lung

open access: yesInternational Journal of Electrochemical Science, 2013
The antineoplastic alkaloid ellipticine is a prodrug, the pharmacological efficiency of which is dependent on its cytochrome P450 (CYP)- and/or peroxidase-mediated activation in target tissues.
Iveta Vranová   +5 more
doaj   +1 more source

Effect of hydrogen bonding and complexation with metal ions on the fluorescence of luotonin A [PDF]

open access: yes, 2013
Fluorescence characteristics of a biologically active natural alkaloid, luotonin A (LuA), were studied by steady-state and time-resolved spectroscopic methods.
Abraham   +45 more
core   +1 more source

Expression Levels of Enzymes Metabolizing an Anticancer Drug Ellipticine Determined by Electromigration Assays Influence its Cytotoxicity to Cancer Cells - A Comparative Study

open access: yesInternational Journal of Electrochemical Science, 2014
The antineoplastic alkaloid ellipticine is a prodrug, of which the pharmacological efficiency is dependent on its cytochrome P450 (CYP)- and/or peroxidase-mediated activation to 12-hydroxy- and 13-hydroxyellipticine, which are both the metabolites ...
Marie Stiborova   +7 more
doaj   +1 more source

Inhibitory Properties of Aldehydes and Related Compounds against Phytophthora infestans—Identification of a New Lead

open access: yesPathogens, 2020
The pathogen Phytophthora infestans is responsible for catastrophic crop damage on a global scale which totals billions of euros annually. The discovery of new inhibitors of this organism is of paramount agricultural importance and of critical relevance ...
John J. Mackrill   +6 more
doaj   +1 more source

Stochastic models (cooperative and non-cooperative) for NMR analysis of the hetero-association of aromatic molecules in aqueous solution [PDF]

open access: yes, 2006
Stochastic cooperative (STOCH-C) and non-cooperative (STOCH-NC) models have been developed for NMR analysis of the hetero-association of aromatic compounds in solution, in order to take into account all physically meaningful association reactions of ...
Davies, David B.   +2 more
core   +1 more source

Synthesis, Cytotoxic, and Computational Screening of Some Novel Indole–1,2,4-Triazole-Based S-Alkylated N-Aryl Acetamides

open access: yesBiomedicines, 2023
Molecular hybridization has emerged as the prime and most significant approach for the development of novel anticancer chemotherapeutic agents for combating cancer.
Ameer Fawad Zahoor   +11 more
doaj   +1 more source

Multiple inclusion complex formation of protonated ellipticine with cucurbit[8]uril: thermodynamics and fluorescence properties [PDF]

open access: yes, 2016
The encapsulation of protonated ellipticine (EH+) in the cavity of cucurbit[8]uril (CB8) was studied in water at pH 4 with spectrophotometric, fluorescence spectroscopic and isothermal calorimetric measurements.
Biczók, László   +2 more
core   +2 more sources

Efficient and Simple Synthesis of 6-Aryl-1,4-dimethyl-9H-carbazoles

open access: yesMolecules, 2008
A synthetic method for the preparation of 6-aryl-1,4-dimethyl-9H-carbazoles involving a palladium catalyzed coupling reaction of 1,4-dimethyl-9H-carbazole-6-boronic acids and (hetero)aryl halides is described.
Sylvain Rault   +5 more
doaj   +1 more source

Anti-hepatocellular carcinoma activity using human HepG2 cells and hepatotoxicity of 6-substituted methyl 3-aminothieno[3,2-b]pyridine-2-carboxylate derivatives: in vitro evaluation, cell cycle analysis and QSAR studies [PDF]

open access: yes, 2011
Hepatocellular carcinoma (HCC) is a highly complex cancer, resistant to commonly used treatments and new therapeutic agents are urgently needed. A total of thirty-two thieno[3,2-b]pyridine derivatives of two series: methyl 3-amino-6-(hetero)arylthieno[3 ...
Abreu, Rui M. V.   +7 more
core   +1 more source

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