Evidence map›Paper›PMID 34089022›Full record

ArticleNature protocols2021

An in vitro batch fermentation protocol for studying the contribution of food to gut microbiota composition and functionality.

Sergio Pérez-Burillo, Silvia Molino, Beatriz Navajas-Porras, Álvaro Jesús Valverde-Moya, Daniel Hinojosa-Nogueira, Alicia López-Maldonado, Silvia Pastoriza, José Ángel Rufián-Henares

Abstract read
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In one paragraph

Article in Nature protocols, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 90 papers.

0numbers the graph read from it
0cells of the map it votes in
90citing 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

90 citing papers in PubMed.

  1. Article
  2. Article
  3. Article
  4. Applied and environmental microbiology · 2026
    Article
  5. Review
  6. Article
  7. Review
  8. Article
  9. Article
  10. Review
  11. Article
  12. Article
  13. Article
  14. Article
  15. Dual-pathway detoxification byFood chemistry: X · 2026
    Article
  16. Article
  17. Review
  18. Food chemistry: X · 2026
    Article
  19. Carrot flour-enriched pasta withFrontiers in nutrition · 2026
    Article
  20. PeerJ · 2026
    Article

30 more citing papers are in PubMed but not listed here.

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

8 authors.

Sergio Pérez-BurilloDepartamento de Nutrición y Bromatología, Instituto de Nutrición y Tecnología de Alimentos, Centro de Investigación Biomédica, Universidad de Granada, Granada, Spain.
Silvia MolinoDepartamento de Nutrición y Bromatología, Instituto de Nutrición y Tecnología de Alimentos, Centro de Investigación Biomédica, Universidad de Granada, Granada, Spain.
Beatriz Navajas-PorrasDepartamento de Nutrición y Bromatología, Instituto de Nutrición y Tecnología de Alimentos, Centro de Investigación Biomédica, Universidad de Granada, Granada, Spain.
Álvaro Jesús Valverde-MoyaDepartamento de Nutrición y Bromatología, Instituto de Nutrición y Tecnología de Alimentos, Centro de Investigación Biomédica, Universidad de Granada, Granada, Spain.
Daniel Hinojosa-NogueiraDepartamento de Nutrición y Bromatología, Instituto de Nutrición y Tecnología de Alimentos, Centro de Investigación Biomédica, Universidad de Granada, Granada, Spain.ORCID http://orcid.org/0000-0002-2604-3303
Alicia López-MaldonadoDepartamento de Nutrición y Bromatología, Instituto de Nutrición y Tecnología de Alimentos, Centro de Investigación Biomédica, Universidad de Granada, Granada, Spain.
Silvia PastorizaDepartamento de Nutrición y Bromatología, Instituto de Nutrición y Tecnología de Alimentos, Centro de Investigación Biomédica, Universidad de Granada, Granada, Spain.ORCID http://orcid.org/0000-0003-3883-1929
José Ángel Rufián-HenaresDepartamento de Nutrición y Bromatología, Instituto de Nutrición y Tecnología de Alimentos, Centro de Investigación Biomédica, Universidad de Granada, Granada, Spain. jarufian@ugr.es.ORCID http://orcid.org/0000-0002-1428-4353

Funding

European Commission (EC) 816303
6 · The paper itself

Abstract

Knowledge of the effect of foods on gut microbiota composition and functionality is expanding. To isolate the effect of single foods and/or single nutrients (i.e., fiber, polyphenols), this protocol describes an in vitro batch fermentation procedure to be carried out after an in vitro gastrointestinal digestion. Therefore, this is an extension of the previous protocol described by Brodkorb et al. (2019) for studying in vitro digestion. The current protocol uses an oligotrophic fermentation medium with peptone and a high concentration of fecal inoculum from human fecal samples both to provide the microbiota and as the main source of nutrients for the bacteria. This protocol is recommended for screening work to be performed when many food samples are to be studied. It has been used successfully to study gut microbiota fermentation of different foodstuffs, giving insights into their functionality, community structure or ability to degrade particular substances, which can contribute to the development of personalized nutrition strategies. The procedure does not require a specific level of expertise. The protocol takes 4-6 h for preparation of fermentation tubes and 20 h for incubation.

Indexed as

FermentationFoodGastrointestinal MicrobiomeAnimalsBatch Cell Culture TechniquesHumansPrincipal Component Analysis

Identifiers

What OpenQuestion holds

Textmetadata
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.