About the Authors

Harish Babu

Affiliations Max Delbrück Center for Molecular Medicine (MDC) Berlin-Buch, Berlin, Germany, VolkswagenStiftung Research Group, Department of Experimental Neurology, Charité University Medicine Berlin, Berlin, Germany

Giselle Cheung

Affiliation Max Delbrück Center for Molecular Medicine (MDC) Berlin-Buch, Berlin, Germany

Helmut Kettenmann

Affiliation Max Delbrück Center for Molecular Medicine (MDC) Berlin-Buch, Berlin, Germany

Theo D. Palmer

Affiliation Department of Neurosurgery, Stanford University, Palo Alto, United States of America

Gerd Kempermann

To whom correspondence should be addressed. E-mail: gerd.kempermann@mdc-berlin.de

Affiliations Max Delbrück Center for Molecular Medicine (MDC) Berlin-Buch, Berlin, Germany, VolkswagenStiftung Research Group, Department of Experimental Neurology, Charité University Medicine Berlin, Berlin, Germany

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: GK HB. Performed the experiments: HB GC. Analyzed the data: HK TP HB GC. Contributed reagents/materials/analysis tools: HK TP. Wrote the paper: HB.