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Desbloqueo del hierro: orígenes nutricionales, vías metabólicas y importancia sistémica
Zoha Imtiaz Malik1, Muhammad Umer Ghafoor2, Syed Hassan Bin Usman Shah3
1Department of Public Health, Health Services Academy, Islamabad, Pakistan.
Frontiers in nutrition
|August 29, 2025
Resumen
El hierro es esencial para muchas funciones corporales, pero la deficiencia es común en todo el mundo. Comprender el hierro
Área de la Ciencia:
- La bioquímica nutricional
- Fisiología humana
- Nutrición para la salud pública
Sus antecedentes:
- El hierro es un micronutriente vital crucial para la síntesis del ADN, el transporte de oxígeno, el metabolismo energético y la función inmune.
- Sus propiedades redox únicas son esenciales para las reacciones metabólicas, pero requieren una regulación estricta.
- La deficiencia de hierro sigue siendo una deficiencia de micronutrientes prevalente en todo el mundo, con un impacto significativo en la salud pública.
Objetivo del estudio:
- Proporcionar una revisión completa de las fuentes dietéticas de hierro, las funciones metabólicas y las funciones fisiológicas.
- Analizar los mecanismos de regulación sistémica del hierro, incluida la función de la hepcidina en la homeostasis del hierro.
- Evaluar la utilidad y las limitaciones de los indicadores comunes de evaluación del hierro, especialmente durante la inflamación.
Principales métodos:
- Revisión de la literatura que sintetiza los conocimientos actuales sobre el metabolismo y la regulación del hierro.
- Análisis de los factores dietéticos, las interacciones de los nutrientes y las vías reguladoras que afectan el estado del hierro.
- Evaluación crítica de los indicadores establecidos para la evaluación del hierro: ferritina sérica, saturación de transferrina, receptor de transferrina soluble y hemoglobina.
Principales resultados:
- Las funciones metabólicas del hierro están intrínsecamente relacionadas con su biodisponibilidad y transporte.
- Las interacciones de nutrientes, las vías desreguladas y los factores dietéticos influyen sustancialmente en el estado del hierro.
- Los indicadores actuales de evaluación del hierro tienen limitaciones, especialmente en contextos inflamatorios, que requieren más investigación para una interpretación precisa.
Conclusiones:
- Una comprensión profunda de las funciones y regulaciones multifacéticas del hierro es crucial para las intervenciones efectivas de salud pública.
- Se necesitan estrategias avanzadas de evaluación integrada del hierro para diagnosticar y manejar con precisión los trastornos relacionados con el hierro.
- La investigación adicional sobre la interpretación de los indicadores del estado del hierro, especialmente en los estados inflamatorios, es esencial para mejorar los resultados de salud de la población.
Palabras clave:
Indicadores de evaluaciónhierro hemo y no hemoabsorción de hierrohomeostasis del hierroregulación sistémica del hierroMás Videos Relacionados
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