Parotid GlandParotid NeoplasmsParotid DiseasesBiopsySalivary GlandsAdenolymphomaSubmandibular GlandAmylasesSublingual GlandSalivary Proteins and PeptidesAdenoma, PleomorphicSalivary DuctsSalivationParotitisBiopsy, NeedleExocrine GlandsSalivary Gland DiseasesXerostomiaSialographySalivary Gland NeoplasmsSalivaMammary Glands, AnimalProline-Rich Protein DomainsCarcinoma, MucoepidermoidIsoproterenolAquaporin 5Carcinoma, Acinar CellSalivary Glands, MinorSjogren's SyndromeSalivary Gland FistulaMyoepitheliomaSalivary Duct CalculiSweat GlandsCarbacholPilocarpineSubmandibular Gland NeoplasmsLacrimal ApparatusSweating, GustatorySebaceous GlandsSubmandibular Gland DiseasesHarderian GlandBiopsy, Fine-NeedleParasympathetic Nervous SystemFacial NerveCytoplasmic GranulesAdrenal GlandsSalivary Gland CalculiSympathectomyRats, Inbred StrainsParotid RegionTrigeminal Nerve DiseasesRadiotherapy, Intensity-ModulatedOrgan Sparing TreatmentsSecretory RateImmunohistochemistrySubstance PCarcinoma, Adenoid CysticSecretory VesiclesTuberculosis, OralPanniculitis, Lupus ErythematosusMethenamineMicroscopy, ElectronMuscarinic AgonistsTanninsAtropineNeoplasms, Multiple PrimarySialadenitisSebaceous Gland Neoplasms