Evidence map›Paper›PMID 39916516›Full record

ReviewGut microbes2025

Early life gut microbiome and its impact on childhood health and chronic conditions.

Harold Nunez, Pamela A Nieto, Ruben A Mars, Maryam Ghavami, Cheryl Sew Hoy, Kimberley Sukhum

Abstract readReview
In one paragraph

Review in Gut microbes, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 40 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
40citing papers in PubMed, 1 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

40 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
  2. Trial
  3. Improving immune-related health outcomes post-cesarean birth with a gut microbiome-based program: A randomized controlled trial.Pediatric allergy and immunology : official publication of the European Society of Pediatric Allergy and Immunology · 2025
    Trial
  4. Observational
  5. Review
  6. Review
  7. Article
  8. Article
  9. Article
  10. Observational
  11. MaternalBiomedicines · 2026
    Article
  12. Review
  13. Article
  14. Review
  15. Review
  16. Article
  17. Article
  18. Article
  19. Immune development in early life.Nature immunology · 2026
    Review
  20. Harnessing the microbiome for cancer therapy.Nature reviews. Microbiology · 2026
    Review
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

6 authors.

Harold NunezSeeding Inc, DBA Tiny Health, Austin, Texas, USA.
Pamela A NietoSeeding Inc, DBA Tiny Health, Austin, Texas, USA.
Ruben A MarsSeeding Inc, DBA Tiny Health, Austin, Texas, USA.
Maryam GhavamiSeeding Inc, DBA Tiny Health, Austin, Texas, USA.
Cheryl Sew HoySeeding Inc, DBA Tiny Health, Austin, Texas, USA.
Kimberley SukhumSeeding Inc, DBA Tiny Health, Austin, Texas, USA.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The development of the gut microbiome is crucial to human health, particularly during the first three years of life. Given its role in immune development, disturbances in the establishment process of the gut microbiome may have long term consequences. This review summarizes evidence for these claims, highlighting compositional changes of the gut microbiome during this critical period of life as well as factors that affect gut microbiome development. Based on human and animal data, we conclude that the early-life microbiome is a determinant of long-term health, impacting physiological, metabolic, and immune processes. The early-life gut microbiome field faces challenges. Some of these challenges are technical, such as lack of standardized stool collection protocols, inconsistent DNA extraction methods, and outdated sequencing technologies. Other challenges are methodological: small sample sizes, lack of longitudinal studies, and poor control of confounding variables. To address these limitations, we advocate for more robust research methodologies to better understand the microbiome's role in health and disease. Improved methods will lead to more reliable microbiome studies and a deeper understanding of its impact on health outcomes.

Indexed as

Child HealthGastrointestinal MicrobiomeAnimalsBacteriaChildChild, PreschoolChronic DiseaseFecesHumansInfantcesarean delivery microbiomechildhood allergieschronic conditionsearly life gut microbiomegut microbiotaimmune developmentInfant microbiomemicrobiome diversityprobiotics and prebiotics interventions

Identifiers

PMID39916516
PMCPMC11810090

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.