About the Authors

Grzegorz Kijanka

Affiliation Department of Pharmaceutics, Utrecht Institute for Pharmaceutical Sciences (UIPS), Utrecht University, Utrecht, The Netherlands

Malgorzata Prokopowicz

Affiliation Department of Pharmaceutics, Utrecht Institute for Pharmaceutical Sciences (UIPS), Utrecht University, Utrecht, The Netherlands

Huub Schellekens

Affiliations Department of Pharmaceutics, Utrecht Institute for Pharmaceutical Sciences (UIPS), Utrecht University, Utrecht, The Netherlands, Department of Innovation Management, Utrecht University, Utrecht, The Netherlands

Vera Brinks

V.Brinks@uu.nl

Affiliation Department of Pharmaceutics, Utrecht Institute for Pharmaceutical Sciences (UIPS), Utrecht University, Utrecht, The Netherlands

Competing Interests

Grzegorz Kijanka and Malgorzata Prokopowicz declare no financial and commercial conflict of interest. Vera Brinks and Huub Schellekens have participated in meetings and publications sponsored by Amgen, Genzyme, Pfizer, Johnson & Johnson, Roche, Sandoz and Hospira. Part of this research is directly or indirectly sponsored by Roche and Amgen. This does not alter the authors' adherence to all the PLOS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: GK VB. Performed the experiments: GK MP. Analyzed the data: GK MP. Wrote the paper: GK VB. Discussed the results and commented on the manuscript: HS.