1. School of Pharmacy and Chemistry, Liverpool John Moores University, Byrom Street, Liverpool L3 3AF, UK
2. Environmental Safety Laboratory, Unilever Research, Colworth House, Sharnbrook, Bedford MK44 1LQ, UK
3. Istituto Superiore di Sanità, Viale Regina Elena 299, 00161 Rome, Italy
4. NIH/NIEHS, Research Triangle Park, NC 27709, USA
5. FRAME, Russell & Burch House, 96–98 North Sherwood Street, Nottingham NG1 4EE, UK
6. Heather Lea, Bland Hill, Norwood, Harrogate HG3 1TE, UK
7. Health & Safety Laboratory, Broad Lane, Sheffield S3 7HQ, UK
8. NHEERL, Environmental Protection Agency, Research Triangle Park, NC 27711, USA
9. Predictive Toxicology Laboratory, National Institute of Public Health, Srobarova 48, 100 42 Prague 10, Czech Republic
10. ECVAM, JRC Environment Institute, 21020 Ispra (VA), Italy
11. Cosmetics Toxicology Branch, Food & Drug Administration, 8301 Muirkirk Road, Laurel, MD 20708, USA