TABLE 2

Protocol parameters corresponding to the four experiments after inhalation of tobacco smoke




Exp 1

Exp 2

Exp 3

Exp 4
First injection
   t0 (min)
   Nanomoles labeled 6.9 3.3 3.3 5.2
Second injection
   t20 (min)
   Nanomoles labeled 30.6 12.3 12 18.9
   Nanomoles unlabeled
449
499
505
491