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Author notes

Gabriel E. Novick is a doctoral candidate and Rene J. Herrera is an associate professor in the Department of Biological Sciences, Florida International University, Miami, FL 33199.
Mark A. Batzer is an assistant professor in the Pathology Department and Prescott L. Deininger is a professor in the Department of Biochemistry and Molecular Biology, Stanley S. Scott Cancer Center, Louisiana State University Medical Center, New Orleans, LA 70112.
Deininger is also associate director of basic research at the Stanley S. Scott Cancer Center.