HistocytochemistryPathologyGlycoconjugatesNADPH DehydrogenaseLectinsPathology, ClinicalIn Situ HybridizationPathology, SurgicalImmunohistochemistryAcetylcholinesterasePeriodic Acid-Schiff ReactionStaining and LabelingRNA, MessengerPeanut AgglutininPlant LectinsBrainMicroscopy, ElectronMucinsRats, Sprague-DawleySuccinate DehydrogenaseAcid PhosphataseNeuronsDisease Models, AnimalAutoradiographyRNA ProbesWheat Germ AgglutininsXenarthraImmunoenzyme TechniquesHistological Techniques3,3'-DiaminobenzidinePathology Department, HospitalRats, Inbred StrainsElectron Transport Complex IVTissue DistributionMice, Inbred C57BLGene ExpressionRats, WistarPathology, OralCell CountAlkaline PhosphataseMicrotomyNitroblue TetrazoliumAnimals, NewbornTime FactorsMuscle Fibers, Fast-TwitchHydroxydopaminesMice, TransgenicNitric Oxide Synthase Type IAcetylgalactosaminebeta-GalactosidaseNitrergic NeuronsFucoseParaventricular Hypothalamic NucleusBiopsyCholine O-AcetyltransferaseNucleotidasesNucleic Acid HybridizationColoring AgentsAgingMetaplasiaAlzheimer DiseaseMuscle Fibers, SkeletalSupraoptic NucleusHirschsprung DiseaseMucusOrgan SpecificityRats, Inbred F344HypothalamusHematoxylinMicroscopy, Electron, ScanningPathology, MolecularEsterasesReceptor, Parathyroid Hormone, Type 2Horseradish PeroxidaseExocrine GlandsMuscle, SkeletalEpitheliumBrain Tissue TransplantationHippocampusNitric Oxide SynthaseAlcian BluePathology, VeterinaryHistory, 21st CenturyApocrine GlandsOrchidaceaeMice, KnockoutFluorescent Antibody TechniqueTyrosine 3-MonooxygenaseEnkephalinsNerve DegenerationMolecular Sequence DataGene Expression RegulationSpinal CordFixativesGlial Fibrillary Acidic ProteinTelepathologyCells, CulturedTissue FixationSkintau Proteins