Sana Ahmed, Ph.D

Postdoctoral Fellows


Research Interest

​Dr. Sana is interested in focusing on the development of new strategy in delivery system for immunotherapy, and gene-therapy.

Selected Publications

  • ​Combination of hydrophobic polyampholytes and non-freezing cold temperature promotes internalization of gold nanoparticles to cell-sized liposome
    S. Ahmed, K. Matsumura, T. Hamada
    Langmuir, 35 (5),1740–1748, 2019
  • Comparative analysis of the cellular entry of polystyrene and gold nanoparticles using the freeze concentration method
    S. Ahmed, K. Okuma, K. Matsumura
    Biomater. Sci. 6, 1791-1799, 2018
  • Freezing assisted gene delivery combined with polyampholytes nanocarriers
    S. Ahmed, T. Hirabayashi Nakaji, T. Watanabe, K. Matsumura
    ACS Biomater Sci. Eng. 3(8), 1677-1689, 2017
  • A freeze concentration and polyampholytes- modified liposomes-based antigen delivery system for effective immunotherapy
    S. Ahmed, S. Fujita , K. Matsumura K
    Adv. Heathc Mater. 6 (14), 1-12, 2017
  • Enhanced protein internalization and efficient endosomal escape using polyampholyte-modified liposomes and freeze concentration
    S. Ahmed, S. Fujita, K. Matsumura
    Nanoscale 8, 15888-15901, 2016
  • Novel Concentration-based freezing method for efficient protein delivery
    S. Ahmed, K. Matsumura
    Cryobiol Cryotechnol., 62, 143-147, 2016
  • Protein cytoplasmic delivery using polyampholytes nanoparticles and freeze concentration
    S. Ahmed, F. Hayashi, T. Nagashima, K. Matsumura
    Biomaterials, 35, 6508-6518, 2014


  • ​Ph.D., Materials Science, Japan Advanced Institute of Science and Technology, Japan, 2017
  • M.Sc., Materials Science (Dual Degree Program), Japan Advanced Institute of Science and Technology, Japan, 2014
  • M.Tech , Chemical Synthesis and Process Technologies, Department of Chemistry, University of Delhi, India, 2011-2014
  • B.Sc., (Hons) Chemistry, Ramjas college, University of Delhi, 2008-2011

Professional Profile

  • 2019-Present: Postdoctoral Fellow, KAUST, Thuwal, Saudi Arabia 
  • 2018-2019: Researcher, University of Toyama, Toyama, Japan 
  • 2017-2018: Researcher, Japan Advanced Institute of Science and Technology, Japan


  • ​Outstanding Performance Award, Commencement Ceremony, Japan Advanced Institute of Science and Technology, Japan
  • Best Poster Award, 9th International Conference on Fiber and Polymer Biotechnology, Osaka, Japan

KAUST Affiliations

  • Advanced Membranes and Porous Materials Center (AMPMC)
  • Division of Physical Science and Engineering (PSE)

Research Interests Keywords

Biomaterials Immunotherapy Protein delivery Nanomedicine