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Updated: Jan 13, 2026
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An Experimental Model of Diet-Induced Metabolic Syndrome in Rabbit: Methodological Considerations, Development, and Assessment
Published on: April 20, 2018
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Alteraciones Metabólicas Asociadas con la Dieta y la Hipertensión en Ratas
Kristina Smoradkova1, Mateusz Szudzik2, Klaudia Maksymiuk2
1Institute of Clinical and Translational Research, Biomedical Research Center, Slovak Academy of Sciences, Dubravska Cesta 9, Bratislava, 845 05, Slovakia, sav.sk.
Journal of nutrition and metabolism
|January 7, 2026
Resumen
Las dietas poco saludables y la hipertensión alteran los niveles de aminoácidos en los tejidos. Las dietas altas en grasas aumentan las metilglicinas, mientras que la sal alta y la hipertensión las reducen, lo que afecta el riesgo de enfermedad cardiometabólica.
Área de la Ciencia:
- Bioquímica; Metabolómica; Investigación Cardiovascular
Sus antecedentes:
- La dieta poco saludable y la hipertensión son factores de riesgo clave para las enfermedades cardiometabólicas. No se comprende completamente el impacto preciso de la dieta y la presión arterial en los perfiles metabólicos.
Objetivo del estudio:
- Investigar los efectos de la dieta y la hipertensión en los perfiles de aminoácidos y nutrientes. Identificar alteraciones metabólicas en diversos modelos animales de enfermedad.
Principales métodos:
- Se utilizó cromatografía líquida y espectrometría de masas. Se analizaron muestras de plasma y tejido de modelos animales con dietas altas en grasas, altas en disacáridos y altas en sal, y con hipertensión.
Principales resultados:
- La dieta alta en grasas elevó las metilglicinas (betaina, sarcosina) y la glicina en los tejidos. La alta ingesta de sal y la hipertensión redujeron las especies de metilglicina y aumentaron la taurina. Se observaron cambios específicos de los tejidos en las concentraciones de alanina y beta-alanina.
Conclusiones:
- La dieta y la hipertensión inducen cambios metabólicos distintos en los perfiles de aminoácidos. Los hallazgos proporcionan información sobre las alteraciones metabólicas relacionadas con el desarrollo de enfermedades cardiometabólicas. Se necesita más investigación para aclarar las implicaciones de estos cambios metabólicos.
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