Postdoctral position, FRANCE

Highlights:
1. Self-assembled copolymers for photodynamic therapy against cancer
2. The aim is to develop and thoroughly characterize innovative drug delivery devices for photodynamic therapy.
3. This is a recent method that involves the use of a photosensitizer that is localized in the cancer cells. Upon irradiation, the photosensitizer yields singlet oxygen formation, which leads to the death of the cell.
4. Our team assesses the use of copolymer micelles for this type of therapy. Even if these have been studied for some time, very little is known about their sub-cellular localization.
5. The aim of this project is to answer this problem. The work will involve the synthesis of amphiphilic copolymers bearing fluorescent labels, the characterization of the self-assemblies in water depending on the trapped photosensitizer and the study of their fate in cancer cells.
6. The project is part of a collaboration between four laboratories: IMRCP, EI Purpan, IPBS (all three inToulouse) and AnBioPhy laboratory. The synthesis will be performed in IMRCP.
7. The self-assemblies will be characterized in IMRCP by PCS and TEM, and in EI Purpan with AFlFFF. Cell cultures will be carried out either in IMRCP or in IPBS.
8. The work will therefore deal with a very large area, from organic chemistry (to modify the polymers) to polymer chemistry, physical chemistry (characterization of the self-assemblies) and biology (cell culture).
9. Required qualifications: Experience in organic chemistry is required. Basic knowledge in polymer chemistry, physical chemistry or fluorescent probes will also be helpful. However, no starting knowledge in cell culture is asked.
10. Duration and financial support: 18 months with a possibility for extension. Starting date November or December 2009 (later starting dates will also be considered).
11. French Research Agency (ANR). Monthly salary: ca 2000 € net of charges
12. For information and application, please contact:
- Patricia VICENDO, Laboratoire des IMRCP, Université Paul Sabatier,
118 Rte de Narbonne, 31062 Toulouse Cedex 9, France
e-mail : vicendo@chimie.ups-tlse.fr
- Anne-Françoise MINGOTAUD, Laboratoire des IMRCP, Université Paul Sabatier,
118 Rte de Narbonne, 31062 Toulouse Cedex 9, France
e-mail : afmingo@chimie.ups-tlse.fr
Applications should include a full curriculum vitae, a list of publications, a brief description of research interests and the names of two referees.

PhD position

Highlights:
1. The project is focused at resolving and controlling the dynamic processes taking place upon irradiation of bulk heterojunction blends of narrow bandgap polymers and fullerene derivatives.
2. The various dynamic processes will be unraveled with ultrafast visible – 2D IR optical spectroscopy and single-molecule microscopy. A candidate should have a hands-on experience with lasers and strong theoretical skills in modeling light-matter interactions.
3. For further information and applications please contact Dr. Maxim Pshenichnikov at M.S.Pchenitchnikov@rug.nl or Prof. Paul H.M. van Loosdecht at mailto:p.h.m.van.loosdrecht@rug.nl

PhD in Design of bio-inspired nanopores at University of Groningen

Highlights:

1. Place: Molecular Dynamics Group, University of Groningen
Promotor: Prof. S.J. Marrink
Duration: 4 years
Start: july-dec 2009
Applications: email CV to s.j.marrink@rug.nl

2. Requirements: solid background in biophysics

3. Abstract: In a collaborative project, pH-sensitive, light-modulated and redox switches will be conjugated into pore forming peptides, peptide mimics and channel proteins to engineer selectivity and to allow controlled opening and closing of the pore. Lipids will be designed and synthesized that form robust membranes which are suitable hosts for the peptides and proteins. The PhD student will apply multiscale Molecular Dynamics simulations techniques to analyse the pore properties and help in the design of this promising class of bio-inspired nanopores.

PhD position available in Advances in multi-scale modeling

Highlights:

1. Place: Molecular Dynamics Group, University of Groningen

Promotor: Prof. S.J. Marrink

Duration: 4 years

Start: july-dec 2009

Applications: email CV to s.j.marrink@rug.nl

2. Requirements: a solid background in biophysics; expertise in programming is useful.

3. Aim: To develop multiscale force fields and methodology that extends the accessible time and length scale for simulations of biomolecular systems while retaining atomic detail.

Postdoctral in bioorganic hybrid materials

Highlights:

1. The Polymer Chemistry and Bioengineering group within the Zernike Institute for Advanced Materials at the University of Groningen, The Netherlands, invites applications for several Postdoctoral and PhD Student Positions in the field of bioorganic hybrid materials for diagnostics and drug delivery.

2. Two 2-year postdoctoral positions and two PhD student positions are available from October 2009 to investigate the properties of DNA/synthetic polymer hybrid materials. These bioorganic structures that are fabricated by methods from organic and polymer chemistry as well as techniques from molecular biology are examined for several applications including (i) programmable polymeric membranes, (ii) diagnostic devices with high sensitivity and selectivity for biomolecule analytes, and (iii) drug delivery vehicles for small molecular weight drugs and biologicals like siRNA.

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