Shravan K. Chintala, Ph.D. and Jasti S. Rao, Ph.D.

Department of Neurosurgery, Box 064, The University of Texas M.D. Anderson Cancer Center, 1515 Holcombe Blvd., Houston, TX 77030, USA.

Received 9/28/96; Accepted 10/17/96; On-line 11/01/96

8. ACKNOWLEDGMENTS

We thank Lore Feldman for review and Sylvia Ledesma in preparation of the article. Supported in part, by NCI grant CA56792, and ACS grant EDT-91 (J.S. Rao).