Portal:Energy metabolism/Selected article/5

From MEpedia, a crowd-sourced encyclopedia of ME and CFS science and history

Pyruvate dehydrogenase (PDH) is an enzyme that is part of the citric acid cycle. It catalyzes the reaction that transforms pyruvate into acetyl-CoA, a process called pyruvate decarboxylation. A large study by Fluge and Mella of 200 patients meeting the Canadian Consensus Criteria and 102 controls found a pattern of amino acids that suggested functional impairment of pyruvate dehydrogenase (PDH), supported by increased mRNA expression of the inhibitory PDH kinases 1, 2, and 4; sirtuin 4; and PPARδ in peripheral blood mononuclear cells from both sexes. (more...)