Jeffrey P. Greenfield,^1,2, Gunnar K. Gouras,^1,2, and Huaxi Xu²

1 Department of Neurology and Neuroscience, Cornell University Medical College and the ² Fisher Center for Alzheimer's Research and Laboratory of Molecular and Cellular Neuroscience, The Rockefeller University, New York NY 10021

Received 3/12/98 Accepted 3/16/98

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