- Brain nicotinic acetylcholine receptor occupancy: effect of smoking a denicotinized cigarette. Brody, A.L., Mandelkern, M.A., Costello, M.R., Abrams, A.L., Scheibal, D., Farahi, J., London, E.D., Olmstead, R.E., Rose, J.E., Mukhin, A.G. Int. J. Neuropsychopharmacol. (2009)