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Abstract #0299

Myo-Inositol Increase with Age Shows SCN1A Dependency: A 3T MRS Study

MAGNA25Nuran Tunc-Skarka1, Sandra Meier2, Markus Sack1, Wolfgang Weber-Fahr1, Traute Demirakca1, Thomas G. Schulze3, Carsten Diener4, Gabriele Ende1

1Neuroimaging, Central Insitute of Mental Health, Mannheim, Baden-Wrttemberg, Germany; 2Genetic Epidemiology in Psychiatry, Central Insitute of Mental Health, Mannheim, Baden-Wrttemberg, Germany; 3Psychiatry and Psychotherapy, University Medical Center Gttingen, Gttingen; 4Cognitive and Clinical Neuroscience, Central Institute of Mental Health, Mannheim, Baden-Wrttemberg, Germany

Via MRS one of the most frequent findings in white matter of aging brains is a reduced NAA and an increased mI concentration. In our study we wanted to investigate if SCN1A has any effect on the age dependent metabolites in a sample of 49 healthy volunteers. SCN1A is been seen as a novel gene candidate for cognitive decline. We found reduced NAA and Glu and increased Cr and mI with age. Further we found increased mI in the SCN1A risk group.

Keywords

absolute accomplished activity addition aged aging allele alpha applied assay association attenuated baden basis blood blue bounds brain brains candidate central channel characteristics chemical choline clinical cognitive coil concentration concentrations confirming corrected correlation decline defined dependency dependent designed determine differently displacement disposition eight enhanced epidemiology exclude extrapolate female findings frequent frontal fully gated gender gene genetic genome genotypes green head health healthy in vivo institute investigate investigating knowledge lifestyle like literature localized medical memory mental metabolic metabolite metabolites morphological needed negative novel nuclease partial pathological patient performance physical physiological poor position positioned positive possibly press pronounced proton psych psychiatry psychotherapy quantification reduced relationship relaxed revealed risk sack sample samples scout sedentary segmenting short significantly simulated since sodium solutions spectra spectroscopy structural studies subgroups subjects subunit suppression table taken term together transverse trio type unsuppressed variant variants versus voltage volume volunteers wanted water weber whether white wide years