Publications related to Contribution of polymeric materials to progress in xenotransplantation of microencapsulated cells - A review

Related publications (29)

Biocompatible and Biodegradable 3D Printing from Bioplastics: A Review

There has been a lot of interest in developing and producing biodegradable polymers to address the current environmental problem caused by the continued usage of synthetic polymers derived from petroleum products. Bioplastics have been identified as a poss ...

MDPI2023

Sustainable Materials: Production Methods and End-of-life Strategies

Jeremy Luterbacher, Florent Emmanuel Héroguel, Raymond Gérard Buser, Arpa Ghosh

All three natural polymers of biomass and the monomer platforms derived from them present multiple avenues to develop products from specialty to bulk markets, which could serve as entry points into the industry for bio-based sustainable materials. However, ...

Swiss Chemical Soc2023

Phase behaviour and structure of a model biomolecular condensate

Julian Charles Shillcock

Phase separation of immiscible fluids is a common phenomenon in polymer chemistry, and is recognized as an important mechanism by which cells compartmentalize their biochemical reactions. Biomolecular condensates are condensed fluid droplets in cells that ...

2020

Functional and Responsive Polymers via Controlled Radical Polymerization

Jian Wang

This Thesis is built around 4 topics, which share in common that they all take advantage of the assets of controlled radical polymerization to either (i) prepare well-defined model systems to address fundamental research questions with regard to the sensit ...

EPFL2020

Cellulose phosphorylation comparison and analysis of phosphorate position on cellulose fibers

David Lyndon Emsley, Jayasubba Reddy Yarava

Chemical modifications of cellulose fibers as pretreatment for cellulose nanofibrils (CNF) production have been investigated to improve the production process and the quality of obtained cellulosic nanomaterial. In this study, phosphorylation of cellulose ...

ELSEVIER SCI LTD2020

Development of functionalized alginate-based hydrogels to reduce fibrosis in the transplantation of microencapsulated cells

François Rémi Pierre Noverraz

Nowadays, the development of cell therapy relies mainly on the advances made toward cell microencapsulation which allows to evade the need for immunosuppression during cell transplantation. Among the materials considered for cell encapsulation, hydrogels d ...

EPFL2018

Cryogel 3d scaffolds and methods for producing thereof

Philippe Renaud, Thomas Michael Braschler, Amélie Barbara Hildegarde Béduer

A method of producing a cryogel-based multicompartment 3D scaffold is herein disclosed. The method comprises the steps of: a) providing a first frozen polymeric layer on a refrigerated support kept at subzero temperature; b) providing subsequent polymeric ...

2018

Polyimidazolium Salts: Robust Catalysts for the Cycloaddition of Carbon Dioxide into Carbonates in Solvent-Free Conditions

Paul Joseph Dyson, Zhaofu Fei, Felix Daniel Bobbink

There is a growing interest in sustainable heterogeneous catalysts based on organic polymers. Here, we describe a series of polyimidazolium salt catalysts, prepared from the direct reaction of arene- bridged bis- and tris-alkyl halides with trimethylsilyli ...

Wiley-V C H Verlag Gmbh2017

Unconventional Tough Double-Network Hydrogels with Rapid Mechanical Recovery, Self-Healing, and Self-Gluing Properties

Paul Joseph Dyson, Zhaofu Fei, Zhangjun Huang, Haiyan Jia, Xunhui Wang

Hydrogels are polymeric materials that have a relatively high capacity for holding water. Recently, a double network (DN) technique was developed to fabricate hydrogels with a toughness comparable to rubber. The mechanical properties of DN hydrogels may be ...

Amer Chemical Soc2016

Studies on scaffold design for tissue engineering applications : contribution of synthetic, natural and recombinant materials

The aim of tissue engineering is to regenerate tissue for the purpose of repairing or replacing diseased or injured tissue. Therefore, cells that are able to proliferate are seeded on scaffolds that provide mechanical stability and direct the three-dimensi ...

EPFL2009

Temperature effects on material properties and structural response of polymer matrix composites

Wei Sun

Structural components used in civil engineering applications are often subjected to compressive loads. Unlike the tensile strength of fiber-reinforced polymer (FRP) materials, their compressive strength is resin-dominated, exhibiting lower values and more ...

EPFL2015

Polymer-theory insights into biomolecular systems

Salvatore Assenza

Boosted by the technological advances in experimental techniques, cellular biology is nowadays facing the need for quantitative approaches in order to rationalize the huge amount of collected data. A particularly succesfull theoretical framework is provide ...

EPFL2015

Initial In Vivo Studies with a Polymer-based MR-compatible Guide Wire

The purpose of this study was to evaluate a new polymer-based and magnetic resonance (MR) imaging-compatible guide wire for its application in MR-guided endovascular interventions, particularly for interventional peripheral MR angiography in swine experime ...

Elsevier2009

Peptide/protein – polymer conjugates: synthetic strategies and design concepts

Harm-Anton Klok

This feature article provides a compilation of tools available for preparing well-defined peptide/protein–polymer conjugates, which are defined as hybrid constructs combining (i) a defined number of peptide/protein segments with uniform chain lengths and d ...

Royal Society of Chemistry2008

Peptide-Polymer Conjugates for Therapeutic Applications

Ana Maria Raduta

Over the last ten years the attention of the pharmaceutical industry has shifted away from small molecules to focus on new biologics such as antibodies, proteins and therapeutic peptides. Herein, peptides have emerged as a particularly interesting category ...

EPFL2015

Solution behavior of peptide and peptide-hybrid materials

Harald Nuhn

Peptide based and peptide hybrid materials represent two interesting and challenging classes of biomaterials. Both classes consist of and contain, respectively, one or more polypeptide blocks, endowing the resulting polymers with enhanced self-assembly pro ...

EPFL2008

Cell Compatible Arginine Containing Cationic Polymer: One-Pot Synthesis and Preliminary Biological Assessment

Jutta Christine Wandrey, Lucia Baldi Unser, Xiao Shen

Synthetic cationic polymers are of interest as both nonviral vectors for intracellular gene delivery and antimicrobial agents. For both applications synthetic polymers containing guanidine groups are of special interest since such kind of organic compounds ...

Springer India2014

Superparamagnetic iron oxide nanoparticles (SPIONs): from synthesis to in vivo studies - A summary of the synthesis, characterization, in vitro and in vivo investigations of SPIONs with particular focus on surface and colloidal properties

Heinrich Hofmann, Alke Fink

In this work, we present a short summary of the synthesis and characterization of superparamagnetic iron oxide nanoparticles and their behavior in vitro and in vivo. Therefore, we have used various characterization techniques to deduce the physical particl ...

2007

Squaric acid mediated bioconjugation expanded to polymers prepared by ATRP

Harm-Anton Klok, Frederik Roman Wurm

The squaric acid mediated bioconjugation reaction is an attractive approach for the amine-selective protein modification with side-chain functional polymers. This manuscript presents 3 squaric acid based atom transfer radical polymerization (ATRP) initiato ...

Royal Soc Chemistry2014

Magnetic and electrostatic effects on the polymerization of water-soluble monomers

Ignacio Rintoul

Free radical polymerization is the most frequently used technique to produce synthetic polymers. They represent more than 25% of the total volume of materials made by the mankind. 3% thereof correspond to water soluble polymers with annual growth rates est ...

EPFL2006