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Comprender la interacción entre la melatonina y las bifidobacterias
Sonia Mirjam Rizzo1, Giulia Longhi1, Chiara Tarracchini1
1Laboratory of Probiogenomics, Department of Chemistry, Life Sciences and Environmental Sustainability, University of Parma, Parma 43124, Italy.
Microbiome research reports
|August 25, 2025
Resumen
Leche de mujer
Área de la Ciencia:
- Microbiología
- Fisiología humana
- Biología molecular
Sus antecedentes:
- La microbiota intestinal, una comunidad microbiana compleja, se forma al nacer y está influenciada por factores como la lactancia materna.
- La leche materna contiene melatonina, una hormona crucial para regular los ciclos de sueño y vigilia y establecer los ritmos circadianos en los recién nacidos.
- Comprender la interacción entre los componentes de la leche y los microbios intestinales del bebé es vital para la salud del bebé.
Objetivo del estudio:
- Investigar las interacciones moleculares entre la melatonina humana y la microbiota intestinal infantil rica en bifidobacterias.
- Explorar cómo la melatonina influye en la función y la expresión génica de las bacterias intestinales infantiles.
Principales métodos:
- Se utilizaron ensayos in vitro para evaluar la comunicación molecular.
- Empleó enfoques genómicos funcionales para analizar las respuestas microbianas.
Principales resultados:
- La melatonina indujo impactos funcionales distintos en las especies bifidobacterianas tanto a nivel transcripcional como fenotípico.
- Efectos observados dependientes de la especie de la melatonina en la adhesión microbiana a las células intestinales.
Conclusiones:
- Bifidobacterium bifidum exhibió la interacción molecular más significativa con la melatonina entre los taxones bifidobacterianos analizados.
- La melatonina juega un papel clave en la modulación de la composición y la función de la microbiota intestinal infantil, particularmente a través de interacciones con bifidobacterias específicas.
Palabras clave:
CST (en inglés)Melatonina y sus derivadosBifidobacteriasmicrobios intestinaleslas hormonasMás Videos Relacionados
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