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Explorando la intersección genética de la ingesta de frutas secas y el riesgo de cáncer de mama: un análisis genómico

Keyan Zou^1,2, Yi Zheng^3,4, Xiaohong Ren¹

¹Preventive Medicine Department, Jiangmen Wuyi Hospital of TCM Affiliated Jiangmen TCM Hospital of Ji'nan University, Jiangmen, China.

Journal of health, population, and nutrition

|August 31, 2025

Resumen

La ingesta de frutas secas muestra un vínculo genético con un menor riesgo de cáncer de mama. Los investigadores identificaron loci genéticos compartidos, lo que sugiere un papel potencial en el desarrollo de BC y las estrategias de prevención.

Área de la Ciencia:

La genética
Epidemiología nutricional
Investigación del cáncer

Sus antecedentes:

Los estudios epidemiológicos sugieren que la ingesta de frutas secas puede reducir el riesgo de cáncer de mama.
Los mecanismos genéticos subyacentes para esta asociación no se comprenden bien.

Objetivo del estudio:

Investigar la posible relación genética en todo el genoma entre la ingesta de fruta seca y la susceptibilidad a la BC.
Identificar los factores genéticos compartidos que influyen en ambos rasgos.

Principales métodos:

Se utilizaron datos del estudio de asociación de todo el genoma (GWAS) para la ingesta de frutas secas y BC en individuos de ascendencia europea.
Regresión de la puntuación de desequilibrio de vinculación empleada y mapeo genético regional para evaluar las correlaciones genéticas.
Enfoques estadísticos aplicados para detectar señales genéticas compartidas a través de rasgos.

Principales resultados:

Se observaron correlaciones genéticas negativas estadísticamente significativas entre la ingesta de frutas secas y la BC, incluidos los subtipos.
Identificaron señales genéticas compartidas en varias regiones cromosómicas.
Se han identificado cinco loci candidatos (BCL11A, MAD1L1, MLLT10, JMJD1C, RP11-795H16.2) comunes a ambos rasgos.

Conclusiones:

Proporcionó evidencia de un vínculo genético en todo el genoma entre la ingesta de fruta seca y el riesgo de BC.
Identificó loci genéticos específicos que pueden compartirse, ofreciendo información sobre la etiología de la BC.
Los hallazgos sugieren posibles vías para la prevención dietética y las intervenciones personalizadas para el cáncer de mama.

Palabras clave:

Cáncer de mama El gen de la comorbilidad Consumo de frutas secas Recubrimiento genético Estructura genética

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