Choline KinaseCholine O-AcetyltransferaseProtein PrecursorsCholine DeficiencyBetaineHemicholinium 3Cytidine Diphosphate CholineCholine DehydrogenaseAmyloid beta-Protein PrecursorPhosphatidylcholinesEnzyme PrecursorsPhosphorylcholineRNA PrecursorsEthanolamineMolecular Sequence DataPhosphatidylethanolamine N-MethyltransferaseGlycerylphosphorylcholineAmino Acid SequenceLipotropic AgentsNucleic Acid PrecursorsDeanolAmyloid Precursor Protein SecretasesBase SequenceCell DifferentiationKineticsProtein Processing, Post-TranslationalMethionineStem CellsAcetylcholinePhospholipidsCells, CulturedMagnetic Resonance SpectroscopySarcosineEthanolaminesPhosphatidylethanolaminesInositolMutationCreatineBrainNeuronsBiological TransportCell LineRNA, MessengerCloning, MolecularTritiumLiverCholine-Phosphate CytidylyltransferaseAcetylcholinesteraseCholinergic FibersMembrane Transport ProteinsBetaine-Aldehyde DehydrogenaseDiacylglycerol CholinephosphotransferaseTime FactorsCarbon RadioisotopesVesicular Acetylcholine Transport ProteinsPrecursor Cells, T-LymphoidMice, Inbred C57BLAspartic AcidCell LineageMolecular WeightNootropic AgentsMembrane ProteinsEscherichia coliCarbon IsotopesAmino AlcoholsAlzheimer DiseaseAspartic Acid EndopeptidasesGene Expression Regulation, DevelopmentalMice, TransgenicEndopeptidasesChromatography, Thin LayerThiocholineCell MembraneAmyloid beta-PeptidesImmunohistochemistryPrecursor B-Cell Lymphoblastic Leukemia-LymphomaHematopoietic Stem CellsRecombinant ProteinsDietLysophosphatidylcholinesCholinergic AgentsSodiumProtein BiosynthesisSaccharomyces cerevisiaeSequence Homology, Amino AcidSubstrate SpecificityNerve Tissue ProteinsPlasmalogensRats, Sprague-DawleyChromatography, High Pressure LiquidPhysostigmineModels, BiologicalElectrophoresis, Polyacrylamide GelPeptidesNucleotidyltransferasesPeptide FragmentsRats, Inbred StrainsSignal TransductionPhenotypeCarrier Proteins