ABSTRACT

Advanced Magnetics, Inc.

61 Mooney Street Cambridge, MA 02138-1038 Tel: (800) 343-1346 Fax: (617) 497-6927

https://www.advancedmagnetics.com

Ambion, Inc.

2130 Woodward Street Austin, TX 78744-1832 Tel: (800) 888-8804 Fax: (512) 651-0201

https://www.ambion.com

American Type Culture Collection

10801 University Boulevard Manassas, VA 20110-2209 Tel: (703) 365-2700

https://www.atcc.org

Amersham Pharmacia Biotech, Inc.