1 Division of Molecular and Computational Toxicology, Amsterdam Institute for Molecules, Medicines and Systems, Vrije Universiteit Amsterdam, De Boelelaan 1108, 1081 HZ Amsterdam, The Netherlands.
2 European Commission, Joint Research Centre (JRC), EU Reference Laboratory for Alternatives to Animal Testing (EURL ECVAM), Ispra, (VA), Italy.
3 Université Artois, EA 2465, laboratoire de la Barrière Hémato-Encéphalique (LBHE), rue Jean Souvraz, SP18, F-62300 Lens, France.