About the Authors

Sven R. Kantelhardt

Affiliation Department of Neurosurgery, Georg-August-University of Göttingen, Göttingen, Germany

Wouter Caarls

Affiliation Laboratory of Cellular Dynamics, Max Planck Institute for Biophysical Chemistry, Göttingen, Germany

Anthony H. B. de Vries

Affiliation Laboratory of Cellular Dynamics, Max Planck Institute for Biophysical Chemistry, Göttingen, Germany

Guy M. Hagen

Current address: First Faculty of Medicine, Institute of Cellular Biology and Pathology, Charles University, Prague, Czech Republic

Affiliation Laboratory of Cellular Dynamics, Max Planck Institute for Biophysical Chemistry, Göttingen, Germany

Thomas M. Jovin

Affiliation Laboratory of Cellular Dynamics, Max Planck Institute for Biophysical Chemistry, Göttingen, Germany

Walter Schulz-Schaeffer

Affiliation Department of Neuropathology, Georg-August-University of Göttingen, Göttingen, Germany

Veit Rohde

Affiliation Department of Neurosurgery, Georg-August-University of Göttingen, Göttingen, Germany

Alf Giese

Affiliation Department of Neurosurgery, Georg-August-University of Göttingen, Göttingen, Germany

Donna J. Arndt-Jovin

djovin@gwdg.de

Affiliation Laboratory of Cellular Dynamics, Max Planck Institute for Biophysical Chemistry, Göttingen, Germany

Competing Interests

S.K. received a postgraduate stipendium from the Novartis foundation for therapeutical research in 2007. No responsibilities towards the Novartis foundation and no competing interests arise from this postgraduate stipendium. We do not consider this in any way to be conflicting with the PLoS ONE policies and there are no restrictions on our institutions' policies on data or material sharing. No patents have been submitted concerning the research described here.

Author Contributions

Conceived and designed the experiments: SRK TMJ AG DJAJ. Performed the experiments: SRK WJSS DJAJ. Analyzed the data: SRK DJAJ. Contributed reagents/materials/analysis tools: SRK WC AHBdV GMH TMJ WJSS DJAJ. Wrote the paper: SRK TMJ AG DJAJ. Programmed the PAM: WC. Contributed to optics design of the PAM: AHdV. Contributed to PAM imaging of mouse tumors: GMH. Designed and built the PAM: TMJ. Histopathology of biopsy material: WJS. Conceived the project: VR.