Helene Jonassen

Senior Lecturer - Department of Pharmacy
Image of Helene Jonassen
Norwegian version of this page
Phone +47-22854212
Mobile phone 98073977 +47-98073977
Room 036
Username
Visiting address Sem Sælands vei 3 Farmasibygningen 0371 OSLO
Postal address Postboks 1068 Blindern 0316 OSLO

Academic Interests

Drug delivery and drug targeting

Quality assurance and quality control in pharmaceutical production

Teaching

Higher education 

Ph.D. - University of Oslo, 2014

Cand.pharm. - University of Oslo, 2007

Appointments 

Member, Programme Council (part 1), School of Pharmacy (2017-)

Substitute member, Study committee, School of Pharmacy (2017-)

Tags: Polymers, Bioadhesion, Bionanotechnology, Drug delivery, Pharmaceutics, Nanoparticles, Microparticles, Life Science, Drug formulation

Publications

  • Jonassen, Helene; Treves, Alessandro; Kjøniksen, Anna-Lena; Smistad, Gro & Hiorth, Marianne (2013). Preparation of Ionically Cross-Linked Pectin Nanoparticles in the Presence of Chlorides of Divalent and Monovalent Cations. Biomacromolecules.  ISSN 1525-7797.  14(10), s 3523- 3531 . doi: 10.1021/bm4008474
  • Klemetsrud, Therese; Jonassen, Helene; Hiorth, Marianne; Kjøniksen, Anna-Lena & Smistad, Gro (2013). Studies on pectin-coated liposomes and their interaction with mucin. Colloids and Surfaces B: Biointerfaces.  ISSN 0927-7765.  103, s 158- 165 . doi: 10.1016/j.colsurfb.2012.10.012
  • Jonassen, Helene; Kjøniksen, Anna-Lena & Hiorth, Marianne (2012). Effects of ionic strength on the size and compactness of chitosan nanoparticles. Colloid and Polymer Science.  ISSN 0303-402X.  290(10), s 919- 929 . doi: 10.1007/s00396-012-2604-3
  • Jonassen, Helene; Kjøniksen, Anna-Lena & Hiorth, Marianne (2012). Stability of Chitosan Nanoparticles Cross-Linked with Tripolyphosphate. Biomacromolecules.  ISSN 1525-7797.  13(11), s 3747- 3756 . doi: 10.1021/bm301207a
  • Jonassen, Helene & Kjøniksen, Anna-Lena (2011). Optical-scattering method for the determination of the local polymer concentration inside nanoparticles. Physical Review E. Statistical, Nonlinear, and Soft Matter Physics.  ISSN 1063-651X.  84(2), s 022401 . doi: 10.1103/PhysRevE.84.022401
  • Rassu, G; Gavini, E; Jonassen, Helene; Zambito, Y; Fogli, S; Breschi, MC & Giunchedi, P (2009). New Chitosan Derivatives for the Preparation of Rokitamycin Loaded Microspheres Designed for Ocular or Nasal Administration. Journal of Pharmaceutical Sciences.  ISSN 0022-3549.  98(12), s 4852- 4865 . doi: 10.1002/jps.21751

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  • Jonassen, Helene; Kjøniksen, Anna-Lena & Hiorth, Marianne (2013). Polysaccharide-based Nanoparticles as a Drug Delivery System - Preparation and Physico-chemial Characterization.
  • Yip, Wai Lam; Jonassen, Helene; Kjøniksen, Anna-Lena & Hiorth, Marianne (2013). Preparation of chitosan nanoparticles – a multivariate approach.
  • Jonassen, Helene; Kjøniksen, Anna-Lena & Hiorth, Marianne (2012). Compactness of chitosan nanoparticles and implications in drug delivery.
  • Jonassen, Helene; Kjøniksen, Anna-Lena & Hiorth, Marianne (2012). Polysakkarid-baserte nanopartikler som legemiddelform.
  • Kjøniksen, Anna-Lena; Jonassen, Helene & Hiorth, Marianne (2012). Chitosan Nanoparticles for Drug Delivery Applications.
  • Klemetsrud, Therese & Jonassen, Helene (2012). 11th US-Japan Symposium: Drug Delivery Systems. Kjemi.  ISSN 0023-1983.  (2), s 11- 13
  • Jonassen, Helene; Kjøniksen, Anna-Lena & Hiorth, Marianne (2011). Adjustment of solvent salinity in the preparation of chitosan nanoparticles – effects on important particle characteristics.
  • Kjøniksen, Anna-Lena & Jonassen, Helene (2011). Determination of Particle Compactness of Polymer Nanoparticles, and the Effect on Drug Release Rates.
  • Gavini, Elisabetta; Rassu, Giovanna; Jonassen, Helene; Juliano, Claudia; Di Colo, Giacomo; Zambito, Ylenia & Giunchedi, Paolo (2007). Spray-dried microspheres based on new chitosan derivatives for the encapsulation of rokitamycin: preliminary studies (Abstr.no. 216).
  • Jonassen, Helene; Karlsen, Jan; Gavini, Elisabetta; Giunchedi, Paolo & Rassu, Giovanna (2007). Study of chitosan microspheres for nasal administration of the antiamoebic drug rokitamycin.

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Published June 16, 2014 3:13 PM - Last modified Oct. 27, 2017 12:51 PM