title: Absorption of nicotinic acid and nicotinamide across human buccal mucosa in vivo.
mesh_terms: D000042:Absorption; D002610:Cheek; D006801:Humans; D009061:Mouth Mucosa / Q000378:metabolism*; D009536:Niacinamide / Q000378:metabolism*; D009539:Nicotinic Acids / Q000378:metabolism*
chemical_list: D009539:Nicotinic Acids; D009536:Niacinamide