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[Bioenergy metabolism in lymphocytes in ischemic heart disease]
Insights
Blood lymphocyte energy metabolism is altered in coronary heart disease patients. Adenosine triphosphate (ATP) levels significantly decrease with disease progression, indicating impaired cellular energy in lymphocytes.
Area of Science:
- Biochemistry
- Cellular Metabolism
- Cardiovascular Research
Context:
- Coronary heart disease (CHD) is a leading cause of mortality globally.
- Understanding cellular metabolic alterations in CHD is crucial for developing new therapeutic strategies.
- Lymphocytes play a role in immune responses and can reflect systemic metabolic changes.
Purpose:
- To investigate alterations in blood lymphocyte energy metabolism in patients with coronary heart disease.
- To correlate changes in intracellular adenine nucleotides and glycolytic activity with disease severity.
- To explore potential mechanisms linking lymphocyte energy dysfunction to CHD.
Summary:
- Intracellular adenosine triphosphate (ATP) levels significantly declined in lymphocytes of coronary patients, correlating with disease progression.
- Adenosine diphosphate (ADP) and adenosine monophosphate (AMP) showed less pronounced decreases.
- Lymphocyte glycolytic activity was notably reduced in patients with more advanced disease (3rd and 4th functional classes).
Impact:
- This study highlights significant disruptions in lymphocyte energy metabolism associated with coronary heart disease.
- Findings suggest that lymphocyte ATP levels could serve as a potential biomarker for CHD progression.
- Further research into the mechanisms of these energy disorders may reveal novel therapeutic targets for CHD.
Abstract:
Blood lymphocyte energy metabolism was assessed in coronary patients. Among intracellular adenine nucleotides, ATP was shown to be particularly prone to change, declining in proportion to the progress of the disease in all patients. ADP (1st functional class, or FC) and AMP (1st and 3d FC) declined less markedly. Atkinson's energy potential remained stable, although reduced significantly in patients of the 3d FC. Lymphocyte glycolytic activity was significantly lowered in patients of the 3d and 4th FC. Possible mechanisms of blood lymphocyte energy disorders, associated with coronary heart disease, are discussed.