Metabolismo energético del corazón normal e infartado
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| Format: | Artículo científico |
| Sprache: | en |
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Universidad Autónoma del Estado de México
2002
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| _version_ | 1876430908538486784 |
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| author | Gabriela Torres Velázquez |
| author_facet | Gabriela Torres Velázquez |
| contents | Metabolismo energético del corazón normal e infartado Gabriela Torres Velázquez Aurelio Mendoza Medellín Multidisciplinarias (Ciencias Sociales) heart energetic metabolism myocardial infarction Abstract. The pumping activity permanently carried out by the heart requires a constant energy supply that is derived mainly from fatty acids and, to a lesser extent, from glucose and lactate. The Krebs cycle plays a central role since it catabolizes acetyl-CoA obtained from fatty acids and carbohydrates. Coronary occlusion produces lack of oxygen and metabolic fuels in the infarcted area. Only glycolysis occurring at the expense of glycogen stored in the cardiomyocytes keeps taking place, yielding lactate and hydrogen ions, prompting intracellular acidosis. In addition, excess of intracellular Ca+2 is produced, which by itself can give rise to cell death. Nucleotide depletion also is observed -a condition that delays normalization of the cardiac function in heart attack survivors. 2002 artículo científico 1405-0269 https://www.redalyc.org/articulo.oa?id=10490308 en http://www.redalyc.org/revista.oa?id=104 CIENCIA ergo-sum, Revista Científica Multidisciplinaria de Prospectiva application/pdf Universidad Autónoma del Estado de México CIENCIA ergo-sum, Revista Científica Multidisciplinaria de Prospectiva (México) Num.3 Vol.9 |
| format | Artículo científico |
| id | redalyc_10490308 |
| institution | Redalyc |
| language | en |
| publishDate | 2002 |
| publisher | Universidad Autónoma del Estado de México |
| spellingShingle | Metabolismo energético del corazón normal e infartado Gabriela Torres Velázquez Multidisciplinarias (Ciencias Sociales) heart energetic metabolism myocardial infarction Metabolismo energético del corazón normal e infartado Gabriela Torres Velázquez Aurelio Mendoza Medellín Multidisciplinarias (Ciencias Sociales) heart energetic metabolism myocardial infarction Abstract. The pumping activity permanently carried out by the heart requires a constant energy supply that is derived mainly from fatty acids and, to a lesser extent, from glucose and lactate. The Krebs cycle plays a central role since it catabolizes acetyl-CoA obtained from fatty acids and carbohydrates. Coronary occlusion produces lack of oxygen and metabolic fuels in the infarcted area. Only glycolysis occurring at the expense of glycogen stored in the cardiomyocytes keeps taking place, yielding lactate and hydrogen ions, prompting intracellular acidosis. In addition, excess of intracellular Ca+2 is produced, which by itself can give rise to cell death. Nucleotide depletion also is observed -a condition that delays normalization of the cardiac function in heart attack survivors. 2002 artículo científico 1405-0269 https://www.redalyc.org/articulo.oa?id=10490308 en http://www.redalyc.org/revista.oa?id=104 CIENCIA ergo-sum, Revista Científica Multidisciplinaria de Prospectiva application/pdf Universidad Autónoma del Estado de México CIENCIA ergo-sum, Revista Científica Multidisciplinaria de Prospectiva (México) Num.3 Vol.9 |
| title | Metabolismo energético del corazón normal e infartado |
| topic | Multidisciplinarias (Ciencias Sociales) heart energetic metabolism myocardial infarction |
| url | https://www.redalyc.org/articulo.oa?id=10490308 |