1. Levin, E. D., and Rosecrans, J. A. 1994. Promise of nicotinicbased therapeutic treatments. Drug Dev. Res. 31:1–2.
2. Williams, M., Sullivan, P., and Arneric, S. P. 1994. Neuronal nicotinic acetylcholine receptors. DN&P 7(4):205–223.
3. Cregan, E., Ordy, J. M., Palmer, E., Blosser, J., Wengenack, T., and Thomas, G. 1989. Spatial working memory enhancement by nicotine of aged Long Evans rats in the T-Maze. Soc. Neurosci. Abst. 15:731.
4. Buccafusco, J. J., and Jackson, W. J. 1991. Beneficial effects of nicotine administered prior to a delayed matching-to-sample task in young and aged monkeys. Neurobiol. Aging 12:233–238.
5. NATO ASI Series H;E. Giacobini,1988