Evidence map›Paper›PMID 35834499›Full record

ArticlePloS one2022

Adaptation of the infant gut microbiome during the complementary feeding transition.

Starin McKeen, Nicole C Roy, Jane Adair Mullaney, Hannah Eriksen, Amy Lovell, Martin Kussman, Wayne Young, Karl Fraser, Clare R Wall, Warren C McNabb

Abstract read
In one paragraph

Article in PloS one, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 26 papers.

0numbers the graph read from it
0cells of the map it votes in
26citing papers in PubMed
–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

26 citing papers in PubMed.

  1. Review
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  11. The Gut Microbiota of Peruvian Children Under the Age of Two During the Complementary Feeding Period.International journal of environmental research and public health · 2025
    Article
  12. Review
  13. Examining the healthy human microbiome concept.Nature reviews. Microbiology · 2025
    Review
  14. Article
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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

10 authors.

Starin McKeenRiddet Institute, Massey University, Palmerston North, New Zealand.
Nicole C RoyRiddet Institute, Massey University, Palmerston North, New Zealand.
Jane Adair MullaneyRiddet Institute, Massey University, Palmerston North, New Zealand.ORCID 0000-0002-4910-7605
Hannah EriksenHigh-Value Nutrition National Science Challenge, Auckland, New Zealand.
Amy LovellHigh-Value Nutrition National Science Challenge, Auckland, New Zealand.
Martin KussmanGerman Entrepreneurship, Cambridge, Massachusetts, United States of America.
Wayne YoungRiddet Institute, Massey University, Palmerston North, New Zealand.
Karl FraserRiddet Institute, Massey University, Palmerston North, New Zealand.ORCID 0000-0002-1136-4024
Clare R WallHigh-Value Nutrition National Science Challenge, Auckland, New Zealand.
Warren C McNabbRiddet Institute, Massey University, Palmerston North, New Zealand.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The infant gut microbiome progresses in composition and function during the introduction of solid foods throughout the first year of life. The purpose of this study was to characterize changes in healthy infant gut microbiome composition, metagenomic functional capacity, and associated metabolites over the course of the complementary feeding period. Fecal samples were obtained at three 'snapshot' timepoints from infants participating in the 'Nourish to Flourish' pilot study: before the introduction of solid foods at approximately 4 months of age, after introducing solid foods at 9 months of age, and after continued diet diversification at 12 months of age. KEGG and taxonomy assignments were correlated with LC-MS metabolomic profiles to identify patterns of co-abundance. The composition of the microbiome diversified during the first year of life, while the functional capacity present in the gut microbiome remained stable. The introduction of solid foods between 4 and 9 months of age corresponded to a larger magnitude of change in relative abundance of sequences assigned to KEGG pathways and taxonomic assignments, as well as to stronger correlations with metabolites, compared to the magnitude of changes and number of correlations seen during continued diet diversification between 9 and 12 months of age. Changes in aqueous fecal metabolites were more strongly correlated with KEGG pathway assignments, while changes in lipid metabolites associated with taxonomic assignments, particularly between 9 and 12 months of age. This study establishes trends in microbiome composition and functional capacity occurring during the complementary feeding period and identifies potential metabolite targets for future investigations.

Indexed as

Gastrointestinal MicrobiomeFecesHumansInfantInfant Nutritional Physiological PhenomenaMetagenomePilot Projects

Identifiers

PMID35834499
PMCPMC9282554

What OpenQuestion holds

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Registered trials

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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.