Research   |   Publications   |  contact   |   Lied des Tages: hier

Kai Ewert: Publications

 
Papers
  1. H. M. Evans, A. Ahmad, K. Ewert, T. Pfohl, A. Martin-Herranz, R. F. Bruinsma, C. R. Safinya, "Structural polymorphism of DNA-dendrimer complexes ", Phys. Rev. Lett. 91, 5501 (2003).   
  2. K. Ewert, A. Ahmad, H. M. Evans, H.-W. Schmidt, C. R. Safinya, "Efficient Synthesis and Cell Transfection Properties of a New Multivalent Cationic Lipid for Nonviral Gene Delivery", J. Med. Chem. 45, 5023 (2002).   
  3. A. Ahmad, H. M. Evans, K. Ewert, C. R. Safinya, "A Universal Efficiency Curve for Lamellar CL-DNA Complexes: Three Distinct Regimes of Membrane Charge Density", in preparation, preprint available on request.  
  4. K. Ewert, N. L. Slack, A. Ahmad, H. M. Evans, A. J. Lin, C. E. Samuel, C. R. Safinya, "Cationic Lipid-DNA Complexes for Gene Therapy: Understanding the Relationship between Complex Structure and Gene Delivery Pathways at the Molecular Level", Curr. Med. Chem., accepted.   
  5. A. Martin-Herranz, A. Ahmad, H. M. Evans, K. Ewert, U. Schulze, C. R. Safinya, "Surface Functionalized Cationic Lipid-DNA Complexes for Gene Delivery: PEGylated Lamellar Complexes Exhibit Distinct DNA-DNA Interaction Regimes ", Biophys. J., accepted.   
  6. D. J. Needleman, M. A. Ojeda-Lopez, K. Ewert, J. B. Jones, H. P. Miller, L. Wilson, C. R. Safinya, "Synchrotron X-ray Diffraction Study of Microtubules Buckling and Bundling under Osmotic Stress: A Probe of Inter-Protofilament Bond Strength", Proc. Natl. Acad. Sci. U.S.A., submitted.  
  7. K. Ewert, H. Hayen, S. Schloter, D. Haarer, C.-D. Eisenbach, "New donor-acceptor chromophores for photorefractive composites: structure-property relationships ", Phys. Chem. Chem. Phys., submitted.   
  8. K. Ewert, S. Schloter, U. Hofmann, K. Hoechstetter, D. Haarer, C.-D. Eisenbach, "Polyurethanes and polyesters for photorefractive applications", Proc. SPIE 3471, 134 (1998).   
  9. S. Schloter, K. Ewert, U. Hofmann, C.-D. Eisenbach, D. Haarer, "Permanently poled fully functionalized photorefractive polyesters", J. Opt. Soc. Am. B 15, 2560 (1998).   
  10. S. Schloter, K. Ewert, U. Hofmann, K. Hoechstetter, G. Bäuml, C.-D. Eisenbach, D. Haarer, "New Photorefractive Polymers for Real-Time Holography", Proc. SPIE 3474, 150 (1998).  
  11. U. Hofmann, S. Schloter, A. Schreiber, K. Hoechstetter, G. Bäuml, S. J. Zilker, D. Haarer; M. Thelakkat, H.-W. Schmidt; K. Ewert, C. D. Eisenbach, "Organic photorefractive Systems based on Triphenyldiamine Derivatives", Proc. SPIE 3471, 124 (1998).  
  12. S. Schloter, U. Hofmann, R. Hagen, C. Hohle, K. Ewert, P. Strohriegl, C.-D. Eisenbach, H.-W. Schmidt, D. Haarer, "New Photorefractive Polymers for Real-Time Holography", Proc. SPIE 3144, 142 (1997).  
 
Download all papers (zip archive, 4.5 MB) here
[Top]

Invited Talks
  1. "Cationic Lipid Vectors for Gene Delivery. Synthesis and Transfection" 
    2. K. Ewert, 2001, Invited Talk, Materials Research Outreach Symposium, UC Santa Barbara. 
  2. "PEG-Lipids for Gene Delivery: Building Block approach and Characterization" 
    3. K. Ewert, 2000, Invited Talk, University of Bayreuth, Germany 
[Top]

Posters at International Conferences
  1. "New Multivalent Cationic Lipids Enable High Transfecting DOPC-Based Lamellar Complexes", 
    2. H. M. Evans, A. Ahmad, K. Ewert, C. R. Safinya, 
    Meeting of the Controlled Release Society, Glasgow, UK. 
  2. "Understanding structure-function correlations in cationic lipid-based gene delivery systems", 
    3. H. M. Evans, K. Ewert, A. Ahmad, H.-W. Schmidt, C. R. Safinya,
    47th Annual meeting of the Biophys. Soc. Feb. 24-28 (2002) San Antonio. [1605-Plat] 
  3. "Synthesis and characterization of a new multivalent cationic lipid for application in gene delivery", 
    4. A. Ahmad, K. Ewert, H. M. Evans, H.-W. Schmidt, C. R. Safinya,
    46th Annual meeting of the Biophys. Soc. Feb. 24-28 (2002) San Fransisco. [2559-Pos] 
  4. "Structure Function Studies of Cationic Lipid:DNA Complexes Containing Ternary Lipid Mixtures Demonstrate Improved Gene Delivery", 
    5. A. Ahmad, H. M. Evans, N. L. Slack, A. Lin, K. Ewert, H.-W. Schmidt, C. R. Safinya, 
    45th Annual meeting of the Biophys. Soc. Feb. 19-23 (2001) Boston. [522-Pos] 
  5. "Poly(ethylene glycol) containing lipids for gene therapy: Synthesis and characterization"
    6. K. Ewert, A. Martín, U. Schulze, A. Ahmad, H. Evans, C.R. Safinya, H.-W. Schmidt 
    Poster, Makromolekulares Kolloquium 2001, Freiburg, Germany 
  6. "Poly(ethylene glycol) Containing Lipids for Gene Therapy: Synthesis and Characterization" 
    7. K. Ewert, A. Martín, U. Schulze, A. Ahmad, H. Evans, B. Schneider , C. R. Safinya, H.-W. Schmidt 
    Poster, Chemistry & Characterization of Mesophase Materials, 2000, Bayreuth, Germany 
  7. "Novel lipids and helper molecules for Cationic Liposome-DNA Complexes: Towards a building block approach", 
    8. K. Ewert, A. Ahmad, H. Evans, A. Martín, U. Schulze, H.-W. Schmidt, C.R. Safinya
    Poster, International Workshop "Multi-Level Ordering by Competing Short and Long Range Interaction in Polymers" Weingarten, 2000, Germany
[Top]