1. Physicians Committee for Responsible Medicine 5100 Wisconsin Ave., NW, Suite 400 Washington DC 20016‐4131 USA
2. Fund for the Replacement of Animals in Medical Experiments Cawley House, 149–155 Canal Street Nottingham NG1 7HR UK
3. Humane Society International Europe Avenue des Arts 50 Brussels 1000 Belgium
4. Animal Free Research UK 27 Old Gloucester Street London WC1N 3AX UK
5. York St. John University Lord Mayor's Walk York YO31 7EX UK
6. Institute for Chemistry and Biochemistry Freie Universität Berlin Arnimallee 20 14195 Berlin Germany
7. BIH Center for Regenerative Therapies Berlin Institute of Health at Charité Universitätsmedizin Berlin Campus Virchow‐Klinikum, Augustenburger Platz 1 13353 Berlin Germany
8. Humane Society International Canada 372 St. Catherine St. West Suite 319 Montreal QC H3B 1A2 Canada
9. People for the Ethical Treatment of Animals 501 Front St. Norfolk VA 23510 USA