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El azúcar convierte a las bacterias en dulces: una oferta de paz en el intestino

¹Kimmel Center for Biology and Medicine at the Skirball Institute, New York University School of Medicine, New York, NY, USA; Department of Microbiology, New York University School of Medicine, New York, NY, USA.

|September 23, 2018

Resumen

Una respuesta metabólica favorable del huésped puede transformar un patógeno bacteriano letal en un microorganismo comensal inofensivo, permitiendo que las personas permanezcan libres de enfermedades a pesar de la infección. Este descubrimiento destaca la adaptación del patógeno impulsado por el huésped.

Área de la Ciencia:

Microbiología
Inmunología
Interacciones huésped-patógeno

Sus antecedentes:

Algunas personas superan las infecciones a pesar de la presencia de patógenos.
La virulencia del patógeno es un factor clave en el desarrollo de la enfermedad.

Objetivo del estudio:

Investigar los mecanismos del huésped subyacentes a la contención de patógenos.
Para entender cómo los patógenos se adaptan a los entornos de acogida.

Principales métodos:

Análisis de la respuesta inmune del huésped durante la infección.
Perfiles metabólicos de las interacciones huésped-patógeno.
Manipulación genética de los factores de virulencia bacteriana.

Principales resultados:

Se identificó un estado metabólico específico del huésped.
Este estado metabólico indujo una pérdida de virulencia en el patógeno.
El patógeno hizo la transición a un estilo de vida comensal.

Conclusiones:

Las respuestas metabólicas del huésped pueden influir directamente en la virulencia del patógeno.
Este mecanismo permite la persistencia a largo plazo del patógeno sin enfermedad.
Dirigirse al metabolismo del huésped ofrece nuevas estrategias terapéuticas.

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