About the Authors

Lucas W. E. Starmans

Affiliation Department of Biomedical Engineering, Eindhoven University of Technology, Eindhoven, The Netherlands

Dirk Burdinski

Affiliation Department of Minimally Invasive Healthcare, Philips Research Eindhoven, Eindhoven, The Netherlands

Nicole P. M. Haex

Affiliation Department of Minimally Invasive Healthcare, Philips Research Eindhoven, Eindhoven, The Netherlands

Rik P. M. Moonen

Affiliation Department of Biomedical Engineering, Eindhoven University of Technology, Eindhoven, The Netherlands

Gustav J. Strijkers

Affiliation Department of Biomedical Engineering, Eindhoven University of Technology, Eindhoven, The Netherlands

Klaas Nicolay

Affiliation Department of Biomedical Engineering, Eindhoven University of Technology, Eindhoven, The Netherlands

Holger Grüll

h.gruell@tue.nl

Affiliations Department of Biomedical Engineering, Eindhoven University of Technology, Eindhoven, The Netherlands, Department of Minimally Invasive Healthcare, Philips Research Eindhoven, Eindhoven, The Netherlands

Competing Interests

The authors have read the journal's policy and have the following conflicts: Authors Nicole Haex and Holger Gruell are employed by Philips Research. Author Dirk Burdinski was employed by Philips Research at the time that the research was conducted. Philips Research filed a patent application (WO 2012/001579 A1) regarding the synthesis of the nanoparticles with co-authors Dirk Burdinski and Nicole Haex. The authors do not benefit from the patent application. These conflicts of interest do not alter the authors' adherence to all the PLOS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: LS DB NH RM GS KN HG. Performed the experiments: LS DB NH RM. Analyzed the data: LS DB NH RM GS KN HG. Contributed reagents/materials/analysis tools: LS DB NH RM GS KN HG. Wrote the paper: LS DB NH RM GS KN HG.