Acknowledgements
U.S. was supported by the Deutsche Forschungsgemeinschaft and the
Fördergemeinschaft Kinderkrebszentrum Hamburg. This work was supported
by grants 70112697 and 70114478 from Deutsche Krebshilfe.
Part of this work was a poster presentation at the 2019 Annual Meeting
of the German Society for Neuropathology and Neuroanatomy (DGNN) in
Magdeburg