Portrett av Tonje Sønstevold


2021 – present: Onsagers AS, Patent attorney

2018 – 2021: Oslo University Hospital/University of Oslo, PhD-candidate. Implications of nanoparticle-induced changes in cellular stress responses with a focus on lysosomal dysregulation and autophagy.

2017 – 2018: Norwegian Veterinary Institute, Researcher. The interaction between infectious salmon anemia virus and Atlantic salmon red blood cells and its relation to infectious salmon anemia pathogenesis.

2016 – 2017: Oslo University hospital, Department Engineer. Endocytosis and intracellular transport, nanoparticles as drug carries.

2015 – 2016: University of Bergen/Haukeland University Hospital, Department Engineer. The effect of hyperbaric oxygen treatment for late radiation injuries after radiotherapy of head and neck cancer in a rat model.


2018 – 2021: Doctor of Philosophy (PhD) in Molecular Cell Biology, Institute of Cancer Research, OUH, Faculty of Mathematics and Natural Sciences, UiO.

2014 – 2014: Master level subjects; Molecular Biology, Biochemistry, and Cellular Biology, University of Oslo.

2012 – 2014: Master’s degree in Biomedical Sciences, Human Physiology, University of Bergen.

2009 – 2012: Bachelor’s degree in Biology, University of Bergen, University of Oslo and University of Waikato, New Zealand.


Norwegian and English

Tonje has a background from basic research within the biological sciences. She holds a major in physiology and a doctorate in molecular cell biology. Tonje has worked as a researcher within fields varying from hyperbaric oxygen treatment of radiation injuries in rat models, to viral fish diseases and nanoparticle-induced cellular stress responses in human cell lines.
As a patent attorney, she assists in mapping the needs and opportunities to protect intellectual property, and in the preparation and prosecution of patent applications. Tonje works with a variety of clients from small start-ups to large multinational corporations, providing a unique experience in adapting the advice to each client’s needs.
Tonje has worked at Onsagers since October 2021.