Institution: | (1) Department of Neurosurgery, The University of Texas M. D. Anderson Cancer Center, Houston, TX;(2) Department of Tumor Biology, The University of Texas M. D. Anderson Cancer Center, Houston, TX;(3) Laboratory of Pathology, NCI, Bethesda, MD, USA;(4) Division of Bioactive Substances, University of Tokyo, Japan;(5) Department of Neurosurgery, The University of Texas M. D. Anderson Cancer Center, 1515 Holcombe Boulevard, (Box 064), 77030 Houston, Texas |