1. Department of Biology, Dakota Wesleyan University, 219 Corrigan Science Center, 1200 W. University Ave, Mitchell, SD, U.S.A.
2. Johns Hopkins School of Medicine, 401 N. Broadway / Suite 1471, Baltimore MD, U.S.A.
3. St. Petersburg State University, St. Petersburg, Russian Federation
4. Department of Biology, University of Tennessee at Martin, 574 University Street, U.S.A.
5. CytoSMART Technologies BV, De Lismortel 31 5612AR Eindhoven, The Netherlands
6. Institute for Regenerative Medicine, Texas A&M Health Science Center 208B, Reynolds Medical Building, College Station, TX, U.S.A.
7. Aging-Cancer Interface Group, LDS Medical Center, St. Petersburg, Russian Federation