1. 1Division of Basic and Translational Research, Department of Obstetrics and Gynecology, The University of Texas Medical Branch at Galveston, Galveston, Texas, U.S.A.
2. 2Flow Cytometry and Cellular Imaging Core Facility, Department of Leukemia, M.D. Anderson Cancer Center, Texas, U.S.A. 77030
3. 3Department of Pharmacology and Toxicology, The University of Texas Medical Branch at Galveston, Galveston, Texas, U.S.A. 77555
4. 4Department of Pathology, The International Peace Maternity and Child Health Hospital, University School of Medicine, Shanghai, China. 200030
5. 5Department of Obstetrics and Gynecology, The University of Vermont, Burlington, VT, U.S.A. 05405ghout all figures, the following notations were
6. 6Department of Electrical and Computer Engineering, Department of Biomedical Engineering, Texas A&M University, College Station, Texas, U.S.A. 77843