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Human Cerebral Lactate and Pyruvate ExtractionI. Control Subjects
PERITZ SCHEINBERG, MD;
BERNADETTE BOURNE, PhD;
O. M. REINMUTH, MD
Arch Neurol. 1965;12(3):246-250.
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| Since this article does not have an abstract, we have provided the first 150 words of the full text PDF and any section headings. |
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THE PURPOSE of this study was to explore the lactate and pyruvate levels of arterial and cerebral venous blood in normal resting persons and in ill hospitalized patients, with methods and conditions routinely used in our laboratory. These control results would be preliminary to a study of cerebral anoxia or hypoxia. Evaluation of excess lactate production, as described by Huckabee1,2 is possible by calculations from such data.
Excretion of lactate by the resting brain might indicate that some of the glucose taken up by brain is not metabolized beyond the end reaction of anaerobic glycolysis. It has been known from results obtained in several laboratories that the ratio of glucose to oxygen utilization by brain in vivo is not stoichiometric; approximately 6.0 vol% O2 and 10 mg% glucose are representative average values for cerebral oxygen and glucose extraction respectively. The difference between the glucose taken up and
. . . [Full Text PDF of this Article]
Author Affiliations
MIAMI, FLA
From the Department of Neurology, University of Miami School of Medicine.
Footnotes
Submitted for publication July 3, 1964; accepted Sept 15.
Reprint requests to Miami, Fla 33146 (Dr. Scheinberg).
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