Results 11 to 20 of about 21,947 (264)

Nucleosome acidic patch-targeting binuclear ruthenium compounds induce aberrant chromatin condensation [PDF]

open access: yesNature Communications, 2017
Histone H2A–H2B dimers in nucleosomes contain an acidic patch, a highly electronegative cleft. Here, the authors characterize a family of binuclear ruthenium compounds that selectively target the acidic patch, generating intra-nucleosomal H2A-H2B cross ...
Gabriela E. Davey   +11 more
doaj   +2 more sources

Antioxidant activity of new ruthenium compounds [PDF]

open access: yesRedox Report, 2005
Many biological properties have been attributed to ruthenium complexes including anti-tumor activity and the attenuation of reperfusion damage and infarct size. In this work, we characterize the antioxidant activity of trans-[RuCl2(nic)4] where nic is 3-pyridinecarboxylic acid and trans-[RuCl2(i-nic)4] where i-nic is 4-pyridinecarboxylic acid by (i ...
Marcos Marques da Silva, Paula   +9 more
openaire   +2 more sources

Ruthenium(II) Arene Compounds as Versatile Anticancer Agents

open access: yesCHIMIA, 2009
Ruthenium-based compounds are an attractive alternative to clinically used platinum drugs due to several features including a wide range of accessible oxidation states, varied synthetic chemistry and typically lower general toxicities.
Anna Renfrew
doaj   +1 more source

Biological Activities of Ruthenium NHC Complexes: An Update

open access: yesAntibiotics, 2023
Ruthenium N-heterocyclic carbene (NHC) complexes have unique physico-chemical properties as catalysts and a huge potential in medicinal chemistry and pharmacology, exhibiting a variety of notable biological activities.
Alessia Catalano   +6 more
doaj   +1 more source

Antitumor Activity of Pt(II), Ru(III) and Cu(II) Complexes

open access: yesMolecules, 2020
Metal complexes are currently potential therapeutic compounds. The acquisition of resistance by cancer cells or the effective elimination of cancer-affected cells necessitates a constant search for chemical compounds with specific biological activities ...
Katarzyna Gałczyńska   +2 more
doaj   +1 more source

Synthesis, spectral, dna binding and cleavage properties of ruthenium(II) Schiff base complexes containing PPh3/AsPh3 as co-ligands [PDF]

open access: yesJournal of the Serbian Chemical Society, 2014
A dihydroxybenzaldehyde Schiff base ligands (L1-L3) and its ruthenium(II) complexes, have been synthesized and characterized on the basis of elemental analysis, 1H, 13C, 31P NMR, mass spectra, UV-vis and IR spectra.
Sathiyaraj Subbaiyan   +2 more
doaj   +1 more source

A Staining Protocol for Identifying Secondary Compounds in Myrtaceae

open access: yesApplications in Plant Sciences, 2014
Premise of the study: Here we propose a staining protocol using toluidine blue (TBO) and ruthenium red to reliably identify secondary compounds in the leaves of some species of Myrtaceae.
Hernan A. Retamales, Tanya Scharaschkin
doaj   +1 more source

Tunable synthesis of furfurylamines or β-amino alcohols via Ru-catalyzed N–H functionalization using biomass-derived polyols

open access: yesGreen Synthesis and Catalysis, 2022
We report the highly efficient conversion of readily available biomass-derived polyols with amines to valuable furfurylamines or β-amino alcohols compounds using ruthenium catalysis.
Le Jia   +5 more
doaj   +1 more source

Modification of Polyhedral Oligomeric Silsesquioxanes (POSS) Molecules by Ruthenium Catalyzed Cross Metathesis

open access: yesMolecules, 2018
The scope of ruthenium (Ru)-catalyzed cross metathesis (CM) of allyl-decorated polyhedral oligomeric silsesquioxanes (POSS) was explored. A variety of different commercial and non-commercial ruthenium complexes were tested to determine that the nitro ...
Justyna Czaban-Jóźwiak   +5 more
doaj   +1 more source

Recent Investigations on Thiocyanate-Free Ruthenium(II) 2,2′-Bipyridyl Complexes for Dye-Sensitized Solar Cells

open access: yesMolecules, 2021
Three decades ago, dye-sensitized solar cells (DSSCs) emerged as a method for harnessing the energy of the sun and for converting it into electricity. Since then, a lot of work has been devoted to create better global photovoltaic efficiencies and long ...
Luca Mauri   +4 more
doaj   +1 more source

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