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Gut Microbiota and Mucosal Immunity in the Neonate

Majda Dzidic1,2, Alba Boix-Amorós3,4, Marta Selma-Royo5

  • 1Department of Biotechnology, Institute of Agrochemistry and Food Technology-Spanish National Research Council (IATA-CSIC), 46980 Valencia, Spain. majda.dzidic@iata.csic.es.

Medical Sciences (Basel, Switzerland)
|July 19, 2018
PubMed

Insights

Early gut microbiota colonization is crucial for infant immune system development. Factors like birth mode and breastfeeding significantly impact long-term health outcomes.

Area of Science:

  • Microbiology
  • Immunology
  • Pediatrics

Background:

  • Early life gut microbiota establishment is a dynamic process.
  • This microbial colonization parallels infant immune system maturation.
  • Disruptions in early gut microbiota can influence later health.

Purpose of the Study:

  • To review current evidence on early gut microbiota colonization.
  • To examine the influence of microbiota on infant immune development and health within the first 1000 days.
  • To discuss the impact of perinatal factors on gut immunity.

Main Methods:

  • Literature review of studies on infant gut microbiota and immunity.
  • Analysis of host-microbe interactions during early life.
  • Synthesis of evidence regarding environmental and host factors.

Main Results:

  • Early gut microbiota composition is influenced by delivery mode, feeding, and antibiotic exposure.
  • These early microbial exposures shape the developing infant immune system.
  • Alterations during this critical window can have lasting health implications.

Conclusions:

  • The first 1000 days are critical for establishing a healthy gut microbiome and immune system.
  • Perinatal factors like antibiotics, delivery mode, and breastfeeding are key determinants.
  • Understanding these early interactions is vital for promoting infant health.

Keywords:
antibioticsbreastfeedinggut immunitygut microbiotapostnatal immune developmentprobiotics

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