Key points are not available for this paper at this time.
The human mouth has been utilized as a new and significant in vivo open bioassay system for tracing undesirable substances present in tobacco smoke, in an exact milieu where the smoking "problem" begins and must be dealt with directly. The associated in vitro closed test systems described herein have provided new, sensitive bioassays that help to explain the in vivo effects.
Eichel et al. (Fri,) studied this question.
Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context: