Who are we?

Juha Klefström, PhD


Research Director

Juha is a Research Director in the Medical Faculty, University of Helsinki. Klefström is an expert in translational cancer research, breast cancer biology, immuno-oncology, and genetically engineered mouse models.


Virtual CV: https://klefstromlab.com/home/juha-klefstrom/

Jeroen Pouwels, PhD


Research Coordinator

Jeroen is research coordinator in the laboratory and project leader at the Medical Faculty of the University of Helsinki. He is an expert in translational (breast) cancer research, immuno-oncology, ex vivo explant cultures and public-private collaborations.

Heidi Haikala, PhD

Scientific Communicator

Heidi earned her PhD from the Translational cancer biology research program, University of Helsinki, and is obtaining her postdoctoral training in Dana-Farber Cancer Institute and Harvard Medical School. Her expertise is in combination cancer therapies & translational research.