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Clinical Chemistry, Vol 42, 298-302, Copyright © 1996 by American Association for Clinical Chemistry
HU Shetty, HW Holloway and MB Schapiro
Laboratory of Neurosciences, National Institute on Aging, National Institutes of Health, Bethesda, MD 20892-1582, USA.
Previous studies suggest the presence of increased concentrations of cerebral myo-inositol in Alzheimer disease (AD). To characterize this abnormality further, we quantified myo-inositol and several other polyols in cerebrospinal fluid (CSF) and plasma from 10 AD subjects and 10 healthy age-matched controls by using a gas chromatographic-mass spectrometric technique. The mean CSF concentration and CSF/plasma concentration ratio of myo-inositol in AD were not significantly different from those determined in control subjects. Also, concentration profiles of other polyols were not significantly altered in AD. CSF and plasma myo-inositol concentrations were correlated in control subjects but not in AD subjects. However, a significant correlation between CSF and plasma 1,5-anhydrosorbitol (a polyol internal control) concentrations observed in control subjects was retained in AD subjects.
The following articles in journals at HighWire Press have cited this article:
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W. Huang, G. E. Alexander, E. M. Daly, H. U. Shetty, J. S. Krasuski, S. I. Rapoport, and M. B. Schapiro High Brain myo-Inositol Levels in the Predementia Phase of Alzheimer’s Disease in Adults With Down’s Syndrome: A 1H MRS Study Am J Psychiatry, December 1, 1999; 156(12): 1879 - 1886. [Abstract] [Full Text] |
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