[1] Univ Alabama Birmingham, Stem Cell Inst, Birmingham, AL USA
[2] Univ Alabama Birmingham, Dept Biochem & Mol Genet, UAB Stem Cell Inst, Birmingham, AL USA
[3] Mem Sloan Kettering Canc Ctr, Computat Biol Program, New York, NY 10021 USA
[4] Univ Alabama Birmingham, Dept Biochem & Mol Genet, Birmingham, AL USA