Publications related to Ovary | EPFL Graph Search

Is There a Special Role for Ovarian Hormones in the Pathogenesis of Lobular Carcinoma?

Lobular carcinoma represent the most common special histological subtype of breast cancer, with the majority classed as hormone receptor positive. Rates of invasive lobular carcinoma in postmenopausal women have been seen to increase globally, while other ...

Endocrine Soc2024

The Ovulatory Signal Precipitates LRH-1 Transcriptional Switching Mediated by Differential Chromatin Accessibility

Kristina Schoonjans

In the ovary, follicular growth and maturation are complicated processes that involve a series of morphological and physiological changes in oocytes and somatic cells leading to ovulation and luteinization, essential processes for fertility. Given the comp ...

2019

Palladium(II)-Stabilized Pyridine-2-Diazotates: Synthesis, Structural Characterization, and Cytotoxicity Studies

Paul Joseph Dyson, Alexander Tskhovrebov, Tina Riedel

Well-defined diazotates are scarce. Here we report the synthesis of unprecedented homoleptic palladium(II) diazotate complexes. The palladium(II)-mediated nitrosylation of 2-aminopyridines with NaNO2 results in the formation of metal-stabilized diazotates, ...

2018

Water soluble derivatives of platinum carbonyl Chini clusters: synthesis, molecular structures and cytotoxicity of [Pt-12(CO)(20)(PTA)(4)](2-) and [Pt-15(CO)(25)(PTA)(5)](2-)

Paul Joseph Dyson, Lucinda Kate Batchelor, Silvia Ruggieri

The reactions of Pt-3n(CO)(6n) (n = 2-5) homoleptic Chini-type clusters with increasing amounts of 1,3,5-triaza-7-phosphaadamantane (PTA) result in the stepwise substitution of one terminal CO ligand per Pt-3 triangular unit up to the formation of [P ...

2018

Ovary-specific depletion of the nuclear receptor Nr5a2 compromises expansion of the cumulus oophorus but not fertilization by intracytoplasmic sperm injection

Kristina Schoonjans

The orphan nuclear receptor, liver receptor homolog-1 (aka Nuclear receptor subfamily 5, Group A, Member 2 (Nr5a2)), is widely expressed in mammalian tissues, and its ovarian expression is restricted to granulosa cells of activated follicles. We employed t ...

Society for the Study of Reproduction2017

Varying the metal to ethacrynic acid ratio in ruthenium(ii)/osmium(ii)-p-cymene conjugates

Paul Joseph Dyson, Catherine Marie Amélie Clavel, Mylène Soudani, Emilia Paunescu

Following the identification of a ruthenium(II)-arene complex with an ethacrynic acid-modified imidazole ligand, which inhibits glutathione transferase (GST) and is cytotoxic to chemo-resistant cancer cells, a series of structurally related ruthenium(II)- ...

Elsevier2017

Correlating microscopy techniques and ToF-SIMS analysis of fully grown mammalian oocytes

Sami Rtimi

The 2D-molecular thin film analysis protocol for fully grown mice oocytes is described using an innovative approach. Time-of-flight secondary ion mass spectrometry (ToF-SIMS), scanning electron microscopy (SEM), atomic force microscopy (AFM) and optical mi ...

Royal Soc Chemistry2016

Nonsteroidal Anti-inflammatory-Organometallic Anticancer Compounds

Paul Joseph Dyson, Rosario Scopelliti, Emilia Paunescu, Mylène Soudani, Sarah Mcarthur

Compounds that combine metal-based drugs with covalently linked targeted organic agents have been shown, in some instances, to exhibit superior anticancer properties compared to the individual counterparts. Within this framework, we prepared a series of or ...

Amer Chemical Soc2016

Murine ovarian follicle culture in PEG-hydrogel: Effects of mechanical properties and the hormones FSH and LH on development

Jeffrey Alan Hubbell, Seung Tae Lee, Jong Eun Ihm

The development of an in vitro culture system, comparable to the in vivo environment in terms of effects on oocyte growth and development, could provide a valuable experimental tool for studying the mechanisms governing oocyte development as well as practi ...

Polymer Soc Korea2015

Iridium-Stabilized pi-Selenocyclohexadienyls: Synthesis, Molecular Structure, and Cytotoxicity

Paul Joseph Dyson, Tina Riedel

A series of iridium-stabilized selenocyclohexadienyls of general formula [CpIr((5)-C6H5-nMenSe)][BF4] {Cp = (5)-C5Me5, n = 0, n = 1, and n = 3} is described, with the selenocyclohexadienyl unit being isolated for the first time by -coordination to a Cp*I ...

Georg Thieme Verlag Kg2015

Culture of preantral follicles in poly(ethylene) glycol-based, three-dimensional hydrogel: a relationship between swelling ratio and follicular developments

Jeffrey Alan Hubbell, Seung Tae Lee

This study was undertaken to examine how the softness of poly(ethylene) glycol (PEG)-based hydrogels, creating a three-dimensional (3D) microenvironment, influences the in vitro growth of mouse ovarian follicles. Early secondary, preantral follicles of 2we ...

Wiley-Blackwell2015

NanoSIMS analysis of an isotopically labelled organometallic ruthenium(II) drug to probe its distribution and state in vitro

Paul Joseph Dyson, Graham Knott, Mary-Claude Croisier-Coeytaux, Anders Meibom, Kai Johnsson, Stéphane Laurent Escrig

The in vitro inter-and intra-cellular distribution of an isotopically labelled ruthenium(II)-arene (RAPTA) anti-metastatic compound in human ovarian cancer cells was imaged using nano-scale secondary ion mass spectrometry (NanoSIMS). Ultra-high resolution ...

Royal Society of Chemistry2015

Selenoquinones Stabilized by Ruthenium( II) Arene Complexes: Synthesis, Structure, and Cytotoxicity

Paul Joseph Dyson, Catherine Marie Amélie Clavel

A new series of monoselenoquinone and diselenoquinone complexes, [((6)-p-cymene)Ru((4)-C6R4SeE)] (R=H, E=Se (6); R=CH3, E=Se (7); R=H, E=O (8)), as well as selenolate complexes [((6)-p-cymene)Ru((5)-C6H3R2Se)][SbF6] (R=H (9); R=CH3 (10)), stabilized by are ...

Wiley-V C H Verlag Gmbh2014

Highly water soluble trithiolato-bridged dinuclear arene ruthenium complexes

Paul Joseph Dyson, Patrycja Nowak-Sliwinska, Noelia Claude Herrero

Water soluble arene-functionalised trithiolato-bridged ruthenium complexes of general formula (eta(6)-C6H5OCH2CH2OH)(2)Ru-2(mu-SR)(3), where R = C6H5 (1), C6H4-p-OMe (2), C6H4-p-OMe (3), C6H4-p-Pr-i (4), C6H4-p-Bu-t (5), CH2C6H5 (6), CH2CH2C6H5 (7) an ...

Elsevier Science Sa2014

The Orphan Nuclear Receptor Nr5a2 Is Essential for Luteinization in the Female Mouse Ovary

Kristina Schoonjans

In the ovary, the follicular granulosa cells express the nuclear receptor Nr5a2 (nuclear receptor subfamily 5 group A member 2), also known as liver receptor homolog-1, and after ovulation, Nr5a2 expression persists in the corpus luteum. Previous studies d ...

Endocrine Soc2014

Synthesis, structural characterization and cytotoxicity of bimetallic chlorogold(I) phosphine complexes employing functionalized phosphinoferrocene carboxamides

Paul Joseph Dyson, Tina Riedel

Gold( I) phosphine complexes of the general formula [AuCl(Ph(2)PfcCONHY-kappa P)], where Y is CH2CO2Me (7), CH2CONH2 (8), CH2CH2OH (9), CH(CH2OH)(2) (10), C(CH2OH)(3) (11), and CH2SO3(HNEt3) (12), and fc is ferrocene-1,1'-diyl, were prepared from [AuCl(tht ...

Elsevier Science Sa2014

Ruthenium(II) and osmium(II) 1,2,3-triazolylidene organometallics: a preliminary investigation into the biological activity of 'click' carbene complexes

Paul Joseph Dyson, Tina Riedel, Kelly Joan Kilpin, Stéphanie Crot

Taking advantage of the facile and versatile synthetic properties of 'click' 1,2,3-triazolylidene N-heterocyclic carbenes (tzNHC's), a range of new organometallic Ru(II) and Os(II) arene complexes containing functionalised tzNHC ligands, [M(eta(6)-p-cymene ...

2014

VEGFR-3 Neutralization Inhibits Ovarian Lymphangiogenesis, Follicle Maturation, and Murine Pregnancy

Didier Trono, Jeffrey Alan Hubbell, Melody Swartz, Witold Waldemar Kilarski, Joseph Rutkowski, Seung Tae Lee, Miriella Carmela Pasquier, Jong Eun Ihm, Vivianne Greenwood

Lymphatic vessels surround follicles within the ovary, but their roles in folliculogenesis and pregnancy, as well as the necessity of Lymphangiogenesis in follicle maturation and health, are undefined. We used systemic delivery of mF4-31C1, a specific anta ...

Elsevier Science Inc2013

Synthesis, characterisation and in vitro anticancer activity of hexanuclear thiolato-bridged arene ruthenium metallaprisms

Paul Joseph Dyson, Catherine Marie Amélie Clavel

Hexanuclear thiolato-bridged arene ruthenium metalla-prisms of the general formula [(p-cymene)6Ru6(SR)6(tpt)2]6+ (R=CH2Ph, CH2C6H4-p-tBu, CH2CH2Ph; tpt=2,4,6-tris(4-pyridyl)-1,3,5-triazine), obtained from the dinuclear precursors [(p-cymene)2Ru2(SR)2Cl2], ...

Wiley-V C H Verlag Gmbh2013

Liver receptor homolog-1 is essential for pregnancy

Kristina Schoonjans

Successful pregnancy requires coordination of an array of signals and factors from multiple tissues. One such element, liver receptor homolog-1 (Lrh-1), is an orphan nuclear receptor that regulates metabolism and hormone synthesis(1). It is strongly expres ...

Nature Publishing Group2013