Krishna Rao1
, Özge Alper2
, Kent E Opheim3
, George Bonnet4
, Kristine Wolfe5
, Eileen Bryant6,7
, Siobhan O'Hara Larivee7
, Peggy Porter8,9
and James K McDougall8,9 
1
Southern Illinois University School of Medicine Cancer Institute, P.O. Box 19678, Springfield, IL 62794-9678, USA
2
National Institutes of Health, National Institute of Neurological Disorders, Surgical Neurology, Bldg 10, 5D37, Bethesda, MD 20892-1414, USA
3
Children's Hospital and Regional Medical Center, Dept. of Laboratories, A-6901 4800 Sand Point Way, NE, Seattle, WA 98105, USA
4
Cytogenetics Studio, Inc., 41 Myrtle Ave., Cambridge, MA 02138, USA
5
2511 Boundary St., San Diego, CA 92104-5313, USA
6
Fred Hutchinson Cancer Research Center, Clinical Research Division, P.O. Box 19024, 1100 Fairview Avenue North, D2-190, Seattle, WA 98109-1024, USA
7
Seattle Cancer Care Alliance, 825 Eastlake Avenue East, Mailstop G7500, Seattle, WA 98109, USA
8
Fred Hutchinson Cancer Research Center, Cancer Biology Program, P.O. Box 19024, 1100 Fairview Avenue North, C1-015, Seattle, WA, 98109-1024, USA
9
Department of Pathology, University of Washington School of Medicine, Seattle, WA 98195, USA