Evidence map›Paper›PMID 30867587›Full record

ArticleNature2019

New insights from uncultivated genomes of the global human gut microbiome.

Stephen Nayfach, Zhou Jason Shi, Rekha Seshadri, Katherine S Pollard, Nikos C Kyrpides

Abstract read
In one paragraph

Article in Nature, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 425 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
425citing papers in PubMed, 3 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

425 citing papers in PubMed, 3 syntheses or guidelines pooled it.

  1. Pooled it
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  8. Article
  9. Gut microbes · 2026
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365 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

5 authors.

Stephen NayfachUnited States Department of Energy Joint Genome Institute, Walnut Creek, CA, USA. snayfach@lbl.gov.
Zhou Jason ShiGladstone Institutes, San Francisco, CA, USA.
Rekha SeshadriUnited States Department of Energy Joint Genome Institute, Walnut Creek, CA, USA.
Katherine S PollardGladstone Institutes, San Francisco, CA, USA.
Nikos C KyrpidesUnited States Department of Energy Joint Genome Institute, Walnut Creek, CA, USA. nckyrpides@lbl.gov.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The genome sequences of many species of the human gut microbiome remain unknown, largely owing to challenges in cultivating microorganisms under laboratory conditions. Here we address this problem by reconstructing 60,664 draft prokaryotic genomes from 3,810 faecal metagenomes, from geographically and phenotypically diverse humans. These genomes provide reference points for 2,058 newly identified species-level operational taxonomic units (OTUs), which represents a 50% increase over the previously known phylogenetic diversity of sequenced gut bacteria. On average, the newly identified OTUs comprise 33% of richness and 28% of species abundance per individual, and are enriched in humans from rural populations. A meta-analysis of clinical gut-microbiome studies pinpointed numerous disease associations for the newly identified OTUs, which have the potential to improve predictive models. Finally, our analysis revealed that uncultured gut species have undergone genome reduction that has resulted in the loss of certain biosynthetic pathways, which may offer clues for improving cultivation strategies in the future.

Indexed as

BacteriaBacterial Physiological PhenomenaBiosynthetic PathwaysDiseaseFecesGastrointestinal MicrobiomeGenome, BacterialGenomicsGeographic MappingHumansMetagenomePhylogenyRural PopulationSpecies Specificity

Identifiers

PMID30867587
PMCPMC6784871

What OpenQuestion holds

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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.