Publications by Angela Casini | EPFL Graph Search

Gold finger formation studied by high-resolution mass spectrometry and in silico methods

Yury Tsybin, Angela Casini, Unige Anna Laskay

High-resolution mass spectrometry and quantum mechanics/molecular mechanics studies were employed for characterizing the formation of two gold finger (GF) domains from the reaction of zinc fingers (ZF) with gold complexes. The influence of both the gold ox ...

Royal Society of Chemistry2015

Multinuclear Cytotoxic Metallodrugs: Synthesis and Biological Studies of Novel Bimetallic Titanium-Ruthenium and Gold Complexes

Alexey Nazarov, Angela Casini, Michael Groessl, Olivier Pierre Zava

Springer2014

BODIPY-phosphane as a versatile tool for easy access to new metal-based theranostics

Angela Casini, Olivier Pierre Zava

A new BODIPY-phosphane was synthesized and proved to be a versatile tool for imaging organometallic complexes. It also led to easy access to a new family of theranostics, featuring gold, ruthenium and osmium complexes. The compounds' cytotoxicity was teste ...

Royal Soc Chemistry2013

Application of mass spectrometric techniques to delineate the modes-of-action of anticancer metallodrugs

Paul Joseph Dyson, Christian Hartinger, Angela Casini, Michael Groessl

Mass spectrometry (MS) has emerged as an important tool for studying anticancer metallodrugs in complex biological samples and for characterising their interactions with biomolecules and potential targets on a molecular level. The exact modes-of-action of ...

Royal Society of Chemistry2013

A new target for gold(I) compounds: glutathione-S.transferase inhibition by auranofin

Paul Joseph Dyson, Christian Hartinger, Angela Casini

Nowadays, gold compounds occupy a relevant position constituting a promising class of experimental anticancer metallodrugs. Several research efforts have been devoted to the investigations of the pharmacological properties of gold(I) complexes bearing phos ...

Elsevier Science Inc2013

The molecular mechanisms of antimetastatic ruthenium compounds explored through DIGE proteomics

Paul Joseph Dyson, Angela Casini

DIGE (difference in gel electrophoresis) proteomics is exploited here to gain insight into the molecular mechanisms of two established ruthenium-based antimetastatic agents, namely trans-[tetrachloro (DMSO) (imidazole)ruthenate(III)] (NAMI-A) and [Ru(eta(6 ...

Elsevier Science Inc2013

Cytotoxic gold compounds: synthesis, biological characterization and investigation of their inhibition properties of the zinc finger protein PARP-1

Michael Graetzel, Shaik Mohammed Zakeeruddin, Rosario Scopelliti, Angela Casini, Fabio Edafe, Maria Serratrice

The new gold(III) complexes: [Au{2-(2'-pyridyl) imidazolate}Cl-2] and [Au{2,6-bis(2'-benzimidazolate) pyridine}(OCOCH3)] and the mono-and binuclear gold(I) complexes: Au{2-(2'-pyridyl) imidazole} (PPh3), [Au(2-phenylimidazolate)(DAPTA)] (DAPTA = 3,7 ...

Royal Society of Chemistry2012

Reactivity and Biological Properties of a Series of Cytotoxic PtI2(amine)(2) Complexes, Either cis or trans Configured

Angela Casini

Six diiodido-diamine platinum(II) complexes, either cis or trans configured, were prepared, differing only in the nature of the amine ligand (isopropylamine, dimethylamine, or methylamine), and their antiproliferative properties were evaluated against a pa ...

2012

Mechanistic studies on two dinuclear organogold(III) compounds showing appreciable antiproliferative properties and a high redox stability

Angela Casini

Two dinuclear oxo-bridged organogold(III) compounds, namely [(N,N,C)(2)Au-2(mu-O)]PF6 (with N,N,CH = 6-(1-methylbenzyl)-2,2'-bipyridine, Au(2)O1; or 6-(1,1-dimethylbenzyl)-2,2'-bipyridine, Au(2)O2), were previously prepared and characterised. Their so ...

2011

Organometallic Ruthenium(II) Arene Compounds with Antiangiogenic Activity

Hubert van den Bergh, Georges Wagnières, Paul Joseph Dyson, Patrycja Nowak-Sliwinska, Alexey Nazarov, Angela Casini

The antimetastatic ruthenium (II) compounds [Ru(eta(6)-p-cymene)Cl-2(PTA)] (PTA = 1,3,5-triaza-7-phosphaadamantane) (RAPTA-C) and [Ru(eta(6)-toluene)Cl-2(PTA)] (RAPTA-T), as well as their analogues [Ru(eta(6)-p-cymene)Cl-2(DAPTA)] (DAPTA = (3,7-diacetyl-1, ...

2011

Ruthenium(II) arene complexes with oligocationic triarylphosphine ligands: Synthesis, DNA interactions and in vitro properties

Paul Joseph Dyson, Angela Casini, Dennis Snelders, Fabio Edafe

The synthesis, DNA binding properties and cytotoxicity of a series of Ru(II)-arene complexes containing oligocationic ammonium-functionalized triarylphosphines, of the type Ru(p-cymene)Cl-2(L) (L - oligocationic phosphine), are reported. The complexes are ...

2011

X-ray absorption spectroscopy studies of the adducts formed between cytotoxic gold compounds and two major serum proteins

Angela Casini

Gold metallodrugs form a class of promising antiproliferative agents showing a high propensity to react with proteins. We exploit here X-ray absorption spectroscopy (XAS) methods [both X-ray absorption near-edge spectroscopy (XANES) and extended X-ray abso ...

Springer Verlag2011

Thioredoxin reductase, an emerging target for anticancer metallodrugs

Angela Casini

Enzyme inhibition by cytotoxic gold(III) compounds studied with combined mass spectrometry and biochemical assays ...

2011

Conjugation of organoruthenium(II) 3-(1H-benzimidzol-2-yl)-pyrazolo[3,4-b]pyridines and indolo-[3,2-d]benzazepines to recombinant human serum albumin: a strategy to enhance cytotoxicity in cancer cells

Paul Joseph Dyson, Angela Casini, Fabio Edafe

Following our strategy of coupling cyclin-dependent kinase (Cdk) inhibitors with organometallic moieties to improve their physicochemical properties and bioavailability, five organoruthenium complexes (1c-5c) of the general formula [RuCl(eta(6)-arene)(L)]C ...

2011

Thiolato gold(I) complexes containing water-soluble phosphane ligands: a characterization of their chemical and biological properties

Angela Casini, Catherine Marie Amélie Clavel, elena vergara

A series of thiolate gold(I) derivatives bearing water soluble phosphanes - namely sodium triphenylphosphane monosulfonate (TPPMS), sodium triphenylphosphane trisulfonate (TPPTS), 1,3,5-triaza-7-phosphaadamantane (PTA) and 3,7-diacetyl-1,3,7-triaza-5-phosp ...

2011

Multinuclear Cytotoxic Metallodrugs: Physicochemical Characterization and Biological Properties of Novel Heteronuclear Gold-Titanium Complexes

Philippe Richard, Angela Casini, Michael Groessl, Olivier Pierre Zava

An unprecedented series of titanocene-gold bi- and trimetallic complexes of the general formula [(eta(5)-C5H5)-(mu-eta(5):kappa(1)-C5H4(CH2)(n)PPh2)TiCl2AuClx](q+) (n = 0, 2, or 4; m = 1, x =1, q = 0 or m = 2, x = 0, q = 1) have been prepared and char ...

2011

Structure, solution chemistry, antiproliferative actions and protein binding properties of non-conventional platinum(II) compounds with sulfur and phosphorus donors

Angela Casini

Twelve Pt(II) complexes with cis-PtP2S2 pharmacophores (where P-2 refers to two monodentate or one bidentate phosphane ligand and S-2 is a dithiolato ligand) were prepared, characterized and evaluated as potential antiproliferative agents. The various comp ...

2011

Anticancer activity of new organo-ruthenium, rhodium and iridium complexes containing the 2-(pyridine-2-yl)thiazole N,N-chelating ligand

Paul Joseph Dyson, Angela Casini, Fabio Edafe

The dinuclear dichloro complexes [(η6-arene)2Ru2(μ-Cl)2Cl2] and [(η5-C5Me5)2M2(μ-Cl)2Cl2] react with 2-(pyridine-2-yl)thiazole (pyTz) to afford the cationic complexes [(η6-arene)Ru(pyTz)Cl]+ (arene = C6H6 (1), p-iPrC6H4Me (2) or C6Me6 (3)) and [(η5-C5Me5)M ...

Elsevier2010

Synthesis, characterisation and biological properties of gold(iii) compounds with modified bipyridine and bipyridylamine ligands

Michael Graetzel, Shaik Mohammed Zakeeruddin, Rosario Scopelliti, Paul Joseph Dyson, Angela Casini, Mariam-Céline Diawara

Square planar gold(iii) complexes that contain functionalised bipyridine ligands of general formula [Au(NN)Cl2][PF6] [where NN = 2,2'-bipyridine, 4,4'-dimethyl-2,2'-bipyridine, 4,4'-dimethoxy-2,2'-bipyridine and 4,4'-diamino-2,2'-bipyridine] have been prep ...

Royal Society of Chemistry2010

Anticancer Therapeutics That Target Selenoenzymes: Synthesis, Characterization, in vitro Cytotoxicity, and Thioredoxin Reductase Inhibition of a Series of Gold(I) Complexes Containing Hydrophilic Phosphine Ligands

Paul Joseph Dyson, Angela Casini, Olivier Pierre Zava, elena vergara

Gold(I) complexes bearing water-sol. phosphine ligands, including 1,3,5-triaza-7-phosphaadamantane (PTA), 3,7-diacetyl-1,3,7-triaza-5-phosphabicyclo[3.3.1]nonane (DAPTA), and sodium triphenylphosphine trisulfonate (TPPTS), in combination with thionate liga ...

Wiley-Blackwell2010