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Updated: Feb 26, 2026

Modified Most Probable Number Assay to Quantify Salmonella in Raw and Ready-to-Cook Chicken Products
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¿Pueden las intervenciones óptimas dependientes del tiempo reducir la propagación de Salmonella? Un modelo ODE

Zubair Ahmad1, Serena Crisci2, Bin Sun3

  • 1Division of Statistics, Department of Political Science, University of Naples Federico II, Naples, Italy; Department of Mathematics and Physics, University of Campania, "Luigi Vanvitelli", Caserta, 81100, Italy.

Computational biology and chemistry
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Resumen

La optimización del control de la Salmonella requiere intervenciones dinámicas. Las estrategias coordinadas, especialmente las tempranas y constantes, reducen significativamente la propagación de la enfermedad y son rentables para la salud pública.

Palabras clave:
Simulaciones por computadoraEcuaciones diferencialesModelado matemáticoControl óptimoTransmisión de SalmonellaAnálisis de sensibilidad

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Área de la Ciencia:

  • Epidemiología
  • Modelado Matemático
  • Salud Pública

Sus antecedentes:

  • La Salmonella representa una amenaza significativa para la salud mundial debido a complejas rutas de transmisión.
  • El control eficaz requiere una asignación eficiente de recursos para el manejo de enfermedades.

Objetivo del estudio:

  • Desarrollar y analizar estrategias de intervención óptimas para reducir la transmisión de Salmonella.
  • Identificar medidas de control rentables utilizando un modelo matemático.

Principales métodos:

  • Se desarrolló y calibró un modelo de ecuaciones diferenciales ordinarias (EDO) compartimentado con datos de Salmonella de la UE/EEE (2007-2023).
  • El análisis de sensibilidad global identificó parámetros epidemiológicos clave.
  • Se utilizó un marco de control óptimo para determinar estrategias dependientes del tiempo que minimizan la infección y los costos.

Principales resultados:

  • Las intervenciones coordinadas y dinámicas redujeron significativamente la incidencia de Salmonella en comparación con la ausencia de control.
  • Las estrategias de intervención tempranas y constantes demostraron la mayor rentabilidad.
  • Se evaluó la descontaminación ambiental, la seguridad alimentaria, el control de vectores, el tratamiento/aislamiento y la educación.

Conclusiones:

  • Las estrategias de control dinámicas y coordinadas de la Salmonella son cruciales para un manejo eficaz de la enfermedad.
  • Las intervenciones tempranas y sostenidas ofrecen el enfoque más rentable.
  • El estudio proporciona un marco basado en datos para la prevención y el control de la Salmonella basados en evidencia.