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HDL y enfermedades cardiovasculares.

Daniel J Rader1, G Kees Hovingh2

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El colesterol de lipoproteínas de alta densidad (HDL) está relacionado con un menor riesgo de enfermedad cardíaca, pero su papel causal directo en la aterosclerosis sigue siendo incierto. La investigación en curso y el desarrollo de fármacos tienen como objetivo aclarar el HDL.

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Área de la Ciencia:

  • Ciencias Cardiovasculares Ciencias Cardiovasculares
  • El metabolismo de los lípidos.
  • Investigación de la aterosclerosis Investigación de la aterosclerosis.

Sus antecedentes:

  • El colesterol de lipoproteínas de alta densidad (HDL) está inversamente asociado con el riesgo de enfermedad coronaria (CHD).
  • Las propiedades atheroprotectoras del HDL están bien establecidas, sin embargo, se debate su papel causal en la aterosclerosis.
  • El escepticismo con respecto a la hipótesis HDL se deriva de la genética humana y los resultados de los ensayos clínicos.

Objetivo del estudio:

  • Evaluar el entendimiento actual de la relación entre HDL y aterosclerosis.
  • Discutir las implicaciones de los hallazgos recientes y la investigación en curso en terapias dirigidas a HDL.
  • Evaluar el potencial de los fármacos moduladores de HDL en la prevención de enfermedades cardiovasculares.

Principales métodos:

  • Revisión de los estudios genéticos humanos.
  • Análisis de los datos de ensayos clínicos de terapias para elevar el HDL.
  • Examen de las estrategias terapéuticas emergentes dirigidas a la función HDL.

Principales resultados:

  • Los resultados inconsistentes de los ensayos clínicos han puesto en duda la relación causal directa entre el HDL y la aterosclerosis.
  • A pesar de las incertidumbres, las nuevas intervenciones terapéuticas dirigidas a HDL están progresando a través del desarrollo clínico.
  • Los inhibidores de la proteína de transferencia del éster de colesterol (CETP) se encuentran en una etapa tardía de desarrollo.

Conclusiones:

  • El impacto definitivo de las terapias dirigidas al HDL en los eventos de enfermedad coronaria aún no se ha determinado.
  • Se necesita más investigación para dilucidar el complejo papel del HDL en la salud cardiovascular.
  • El desarrollo de fármacos que mejoran la función HDL, incluido el transporte inverso del colesterol, es prometedor para la futura gestión del riesgo cardiovascular.