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Jutta Christine Wandrey

Cette personne a quitté l’EPFL

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Publications associées (58)

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A Multilaboratory Comparison of Calibration Accuracy and the Performance of External References in Analytical Ultracentrifugation

Jutta Christine Wandrey, Ahmet Bekdemir

Analytical ultracentrifugation (AUC) is a first principles based method to determine absolute sedimentation coefficients and buoyant molar masses of macromolecules and their complexes, reporting on their size and shape in free solution. The purpose of this ...

Public Library of Science2015

Synthesis strategies to extend the variety of alginate-based hybrid hydrogels for cell microencapsulation

Jutta Christine Wandrey, Sandrine Gerber, Solène Marcelle Françoise Marie Passemard, François Rémi Pierre Noverraz, Luca Szabó

The production of hydrogel microspheres (MS) for cell immobilization, maintaining the favorable properties of alginate gels but presenting enhanced performance in terms of in vivo durability and physical properties, is desirable to extend the therapeutic p ...

American Chemical Society2017

An experimental design methodology to evaluate the importance of different parameters on flocculation by polyelectrolytes

Jutta Christine Wandrey, David Hunkeler, Hamideh Ahmadloo

Aggregation of particles is fundamental for improving the performance of many solid/liquid processes. Aggregation can be induced by different means, and one of the most common is based on the addition of polymeric additives, namely polyelectrolytes. In thi ...

Elsevier Science Sa2013

Thiol-Ene Click Chemistry as a Tool for a Novel Family of Polymeric Ionic Liquids

Jutta Christine Wandrey

Functionalized pyrrolidinium compounds, 3-((2-hydroxyethylthio)methyl)-1,1,4-trimethylpyrrolidinium and 3-((2-carboxyethylthio)methyl)-1,1,4-trimethylpyrrolidinium chlorides, are prepared from N,N-diallyl-N,N-dimethylammonium chloride by radical thiol-ene ...

2012

Magnetic Field Effects on the Copolymerization of Water-Soluble and Ionic Monomers

Jutta Christine Wandrey, Ignacio Rintoul

2009

Polymerization of the new double-charged monomer bis-1,3(N,N,N trimethylammonium dicyanamide)-2-propylmethacrylate and ionic conductivity of the novel polyelectrolytes

Jutta Christine Wandrey

The achievement of high ionic conductivity in single-ion conducting polymer electrolytes is one of the important aims for various electrochemical devices including modern lithium batteries. One way to enhance the ionic conductivity in polyelectrolyte syste ...

2011

Use of the mitochondria toxicity assay for quantifying the viable cell density of microencapsulated jurkat cells

Jutta Christine Wandrey, Redouan Mahou, Michael Werner

The mitochondria toxicity assay (MTT assay) is an established method for monitoring cell viability based on mitochondrial activity. Here the MTT assay is proposed for the in situ quantification of the living cell density of microencapsulated Jurkat cells. ...

Wiley-Blackwell2013

Copolymerization of a cationic double-charged monomer and electrochemical properties of the copolymers

Jutta Christine Wandrey

The free radical copolymerization of 1,3-bis(N,N,N-trimethylammonium)-2-propylmethacrylate dichloride (di-M) with acryloyloxyethyltrimethylammonium chloride (Q), diallyldimethylammonium chloride (DADMAC), and acrylamide (A) yielded novel polyelectrolytes a ...

American Chemical Society2009

Analysis and study of novel terpolymers composed of acrylamide, mono-charged and double-charged cationic monomers

Jutta Christine Wandrey

The composition of novel terpolymers containing acrylamide (A), acryloyloxyethyltrimethylammonium chloride (Q), and bis-1,3(N,N,N-trimethylammonium)-2-propylmethacrylate dichloride (M) was analyzed combining FTIR and potentiometric titration. Calibration w ...

2009

Cell Response to the Exposure to Chitosan-TPP//Alginate Nanogels

Jutta Christine Wandrey

Hydrophilic nanocarriers formed by electrostatic interaction of chitosan with oppositely charged macromolecules have a high potential as vectors in biomedical and pharmaceutical applications. However, comprehensive information about the fate of such nanoma ...

American Chemical Society2011

Fate of Hydrophilic Nanoparticles in Biological Environments

Jutta Christine Wandrey

2009

Preparation of Well-Defined Ibuprofen Prodrug Micelles by RAFT Polymerization

Jeffrey Alan Hubbell, Jutta Christine Wandrey

Nonsteroidal anti-inflammatory drugs (NSAIDs) are widely used to treat acute pain, fever, and inflammation and are being explored in a new indication in cancer. Side effects associated with long-term use of NSAIDs such as gastrointestinal damage and elevat ...

American Chemical Society2013

Radical homo-and copolymerization of acrylamide and ionic monomers in weak magnetic field

Jutta Christine Wandrey, Ignacio Rintoul

The synergy between magnetic ﬁeld (MF) and electrostatic interactions on the kinetics of radical homopolymerization of acrylamide (AM), acrylic acid (AA), its ionized form acrylate (A ...

2008

Non-ideal polymerization kinetics of a cationic double charged acryl monomer and solution behavior of the resulting polyelectrolytes

Jutta Christine Wandrey

The radical polymerization of bis-1,3(N,N,N-trimethylammonium)-2-propylmethacrylate dichloride revealed non-ideality with 0.59 and 4.4 for the reaction orders of the initiator and monomer concentration, respectively. Further, autoacceleration was observed ...

2008

Strategies to Functionalize the Anionic Biopolymer Na-Alginate Without Restricting its Polyelectrolyte Properties

Sandrine Gerber, Jutta Christine Wandrey, Luca Szabó

The natural anionic polyelectrolyte alginate and its derivatives are of particular interest for pharmaceutical and biomedical applications. Most interesting for such applications are alginate hydrogels, which can be processed into various shapes, self-stan ...

2020

Encapsulated mesenchymal stem cells xenotransplanted in mice produce anti-inflammatory cytokines and delay liver fibrosis

Jutta Christine Wandrey, Redouan Mahou

Wiley-Blackwell2013

Jutta Christine Wandrey

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A Multilaboratory Comparison of Calibration Accuracy and the Performance of External References in Analytical Ultracentrifugation

Synthesis strategies to extend the variety of alginate-based hybrid hydrogels for cell microencapsulation

An experimental design methodology to evaluate the importance of different parameters on flocculation by polyelectrolytes

Thiol-Ene Click Chemistry as a Tool for a Novel Family of Polymeric Ionic Liquids

Magnetic Field Effects on the Copolymerization of Water-Soluble and Ionic Monomers

Polymerization of the new double-charged monomer bis-1,3(N,N,N trimethylammonium dicyanamide)-2-propylmethacrylate and ionic conductivity of the novel polyelectrolytes

Use of the mitochondria toxicity assay for quantifying the viable cell density of microencapsulated jurkat cells

Copolymerization of a cationic double-charged monomer and electrochemical properties of the copolymers

Analysis and study of novel terpolymers composed of acrylamide, mono-charged and double-charged cationic monomers

Cell Response to the Exposure to Chitosan-TPP//Alginate Nanogels

Fate of Hydrophilic Nanoparticles in Biological Environments

Preparation of Well-Defined Ibuprofen Prodrug Micelles by RAFT Polymerization

Radical homo-and copolymerization of acrylamide and ionic monomers in weak magnetic field

Non-ideal polymerization kinetics of a cationic double charged acryl monomer and solution behavior of the resulting polyelectrolytes

Strategies to Functionalize the Anionic Biopolymer Na-Alginate Without Restricting its Polyelectrolyte Properties

Human mesenchymal stromal cells improve survival and function of pancreatic islets by cell-to-cell contact

Human Mesenchymal Stromal Cells Improve Survival And Function Of Pancreatic Islets By Cell-To-Cell Contact

Human Multipotent Mesenchymal Stromal Cells Improve Survival and Function of Pancreatic Islets by Cell-to-Cell Contact

Loading polyelectrolytes onto porous microspheres: Impact of molecular and electrochemical parameters

Encapsulated mesenchymal stem cells xenotransplanted in mice produce anti-inflammatory cytokines and delay liver fibrosis