Abstract
Cerebral glucose metabolism is an issue of researchers’ interest for a long time. Disturbed transport and metabolism of glucose in the brain lead to development of numerous neurological pathologies. Recently, a significant correlation between perturbed cerebral glucose metabolism and development of neurodegenerative diseases has been shown. Glucose, a monosaccharide, is the main source of energy for brain cells. Brain is the organ which is the most sensitive to changes in blood glucose level. Perturbed glucose transport leads to disorders of the central glucose metabolism. Neurodegenerative diseases are defined in the literature as progressive and irreversible degeneration of nerve tissue, causing cell death as a result of degenerative processes. The aim of this article is to discuss the physiology and the role of selected glucose transporters in the development of neurodegenerative diseases: expression of selected GLUT1 and GLUT3 transporters in Alzheimer's and Huntington's diseases. Understanding of the cerebral glucose metabolism may be a crucial factor in fight with central nervous system diseases.
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