1. Laboratory for Molecular Biology, Department of Biological Sciences, University of Illinois at Chicago, Chicago, Illinois 60607
2. Laboratory of Physiological Genetics, Department of Genetics, St. Petersburg State University, 199034 St. Petersburg, Russia
3. School of Biology, Georgia Institute of Technology, Atlanta, Georgia 30332-0230
4. Institute of Experimental Cardiology, Cardiology Research Center, 121552 Moscow, Russia