MammalsNerve RegenerationRegenerationAxonsAnimals, NewbornNeuronsMice, Inbred C57BLTime FactorsCell DifferentiationCloning, MolecularMolecular Sequence DataAmino Acid SequenceBase SequencePhylogenySequence Homology, Amino AcidMarsupialiaSequence AlignmentBiological EvolutionEvolution, MolecularDNA, ComplementaryRodentiaSpecies SpecificityPinnipediaSequence Analysis, DNAReptilesCetaceaEscherichia coliGenes, BacterialShrewsCloning, OrganismRNA, MessengerSequence Homology, Nucleic AcidInsectivoraBirdsPlasmidsVertebratesMutationRestriction MappingFossilsRecombinant ProteinsSeals, EarlessCarnivoraConserved SequenceArtiodactylaDNATranscription, GeneticChromosome MappingMultigene FamilyGenesDolphinsCell LineGene Expression RegulationGene ExpressionEchidnaMonotremataDNA PrimersGene Expression Regulation, DevelopmentalPolymerase Chain ReactionMacropodidaeSciuridaeExtinction, BiologicalAnimals, WildBody SizeOpossumsGenomeDNA Restriction EnzymesChickensDNA, BacterialChiropteraNucleic Acid HybridizationZebrafishHibernationBlotting, SouthernModels, BiologicalDentitionFishesTranscription FactorsPrimatesBacterial ProteinsGenetic Complementation TestPaleodontologyArvicolinaeDNA, RecombinantOpen Reading FramesBlotting, NorthernPromoter Regions, GeneticLagomorphaMole RatsCattleGene LibraryPhenotypeSlothsSaccharomyces cerevisiaeOrgan SpecificityCarrier ProteinsDrosophila ProteinsAnatomy, ComparativeOocytesTestisPaleontology