Amino Acids, DiaminoCycasGuamNeurotoxinsHarmful Algal BloomCerebrumLactate DehydrogenasesEutrophicationNostocCyanobacteriaAnimal FinsFlourIndicator Dilution TechniquesNeurodegenerative DiseasesMarine ToxinsCalibrationExcitatory Amino Acid AgonistsFood ContaminationLimit of DetectionFood ChainGas Chromatography-Mass SpectrometryWashingtonDeuteriumTandem Mass SpectrometryDementiaParkinson DiseaseChromatography, High Pressure LiquidBacterial ToxinsAnimals, NewbornSensitivity and SpecificityRats, WistarReproducibility of Results