Parotid GlandParotid NeoplasmsParotid DiseasesAmylasesSalivary Proteins and PeptidesAdenolymphomaSalivationSublingual GlandParotitisSalivaParotid RegionSalivary DuctsSubmandibular GlandAdenoma, PleomorphicSialographyProline-Rich Protein DomainsSalivary Gland DiseasesSalivary GlandsSalivary Duct CalculiXerostomiaIsoproterenolCarbacholAquaporin 5Carcinoma, MucoepidermoidCarcinoma, Acinar CellSweating, GustatorySalivary Gland NeoplasmsSalivary Gland FistulaFacial NerveSjogren's SyndromePilocarpineParasympathetic Nervous SystemRhytidoplastySialadenitisRats, Inbred StrainsSalivary Gland CalculiSialorrheaMuscarinic AgonistsFacial Nerve DiseasesCytoplasmic GranulesFacial Nerve InjuriesAtropineSympathectomySecretory RateMethacholine Compounds