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CELLULAR AND MOLECULAR BASIS OF ß-AMYLOID PRECURSOR PROTEIN METABOLISM
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
TABLE OF CONTENTS
- 1. Abstract
- 2. Introduction
- 3. Discussion
- 3.1. ßAPP Structure Gives Clues to its Function
- 3.1.1. ßAPP is Trafficked and Processed Through the Secretory Pathway
3.1.2. a-Secretase cleaves bAPP at the Cell Surface
3.1.3. Alternative ßAPP Metabolism Gives Rise to the Amyloid-ß Peptide
3.2. Intracellular Generation of Aß
- 3.2.1. Presenilin Mutations Support the Aß Hypothesis
3.3. Cellular Biology of APP Trafficking
- 3.3.1. Signal Transduction Regulates ßAPP Trafficking
3.3.2. Estrogen Regulates ßAPP Trafficking
- 4. Perspective
- 5. Acknowledgements
- 6. References
- 7. Entire manuscript
Key words: Alzheimer's disease, ß-amyloid precursor protein, ß-amyloid, Presenilin proteins, Intracellular trafficking, Signal transduction, Phosphorylation, Estrogen, Endoplasmic reticulum, Golgi, trans-Golgi Network
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