AgeusiaTissue SurvivalFrozen SectionsParaffin EmbeddingTissue FixationFormaldehydeTissue BanksFreezingFixativesTissue PreservationParaffinImmunoenzyme TechniquesImmunohistochemistryMicrotomyTissue DistributionOrgan SpecificityRNA, MessengerAntibodies, MonoclonalMolecular Sequence DataSpecimen HandlingBase SequenceCryopreservationMicrodissection