Evidence map›Paper›PMID 27333043›Full record

ArticleEBioMedicine2016

Development of Upper Respiratory Tract Microbiota in Infancy is Affected by Mode of Delivery.

Astrid A T M Bosch, Evgeni Levin, Marlies A van Houten, Raiza Hasrat, Gino Kalkman, Giske Biesbroek, Wouter A A de Steenhuijsen Piters, Pieter-Kees C M de Groot, Paula Pernet, Bart J F Keijser and 2 more

Abstract readComparative Study
In one paragraph

Article in EBioMedicine, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 165 papers, 5 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
165citing papers in PubMed, 5 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

165 citing papers in PubMed, 5 syntheses or guidelines pooled it.

  1. Pooled it
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  3. The Human Respiratory Microbiome: Current Understandings and Future Directions.American journal of respiratory cell and molecular biology · 2023
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  13. The gut-lung axis in early life: microbiome-associated mechanisms and clinical relevance.European respiratory review : an official journal of the European Respiratory Society · 2026
    Review
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  20. Interaction BetweenCurrent pharmaceutical biotechnology · 2026
    Review

105 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

12 authors.

Astrid A T M BoschDepartment of Pediatric Immunology and Infectious Diseases, Wilhelmina Children's Hospital/University Medical Center, Utrecht, The Netherlands; Spaarne Gasthuis Academy, Hoofddorp and Haarlem, The Netherlands.
Evgeni LevinMicrobiology and Systems Biology Group, TNO, Zeist, The Netherlands.
Marlies A van HoutenSpaarne Gasthuis Academy, Hoofddorp and Haarlem, The Netherlands.
Raiza HasratDepartment of Pediatric Immunology and Infectious Diseases, Wilhelmina Children's Hospital/University Medical Center, Utrecht, The Netherlands.
Gino KalkmanMicrobiology and Systems Biology Group, TNO, Zeist, The Netherlands.
Giske BiesbroekDepartment of Pediatric Immunology and Infectious Diseases, Wilhelmina Children's Hospital/University Medical Center, Utrecht, The Netherlands.
Wouter A A de Steenhuijsen PitersDepartment of Pediatric Immunology and Infectious Diseases, Wilhelmina Children's Hospital/University Medical Center, Utrecht, The Netherlands.
Pieter-Kees C M de GrootDepartment of Obstetrics and Gynaecology, Spaarne Gasthuis, Hoofddorp and Haarlem, The Netherlands.
Paula PernetDepartment of Obstetrics and Gynaecology, Spaarne Gasthuis, Hoofddorp and Haarlem, The Netherlands.
Bart J F KeijserMicrobiology and Systems Biology Group, TNO, Zeist, The Netherlands; Department of Preventive Dentistry, Academic Center for Dentistry Amsterdam (ACTA), University of Amsterdam and Vrije University Amsterdam, Amsterdam, The Netherlands.
Elisabeth A M SandersDepartment of Pediatric Immunology and Infectious Diseases, Wilhelmina Children's Hospital/University Medical Center, Utrecht, The Netherlands.
Debby BogaertDepartment of Pediatric Immunology and Infectious Diseases, Wilhelmina Children's Hospital/University Medical Center, Utrecht, The Netherlands. Electronic address: D.Bogaert@umcutrecht.nl.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Birth by Caesarian section is associated with short- and long-term respiratory morbidity. We hypothesized that mode of delivery affects the development of the respiratory microbiota, thereby altering its capacity to provide colonization resistance and consecutive pathobiont overgrowth and infections. Therefore, we longitudinally studied the impact of mode of delivery on the nasopharyngeal microbiota development from birth until six months of age in a healthy, unselected birth cohort of 102 children (n=761 samples). Here, we show that the respiratory microbiota develops within one day from a variable mixed bacterial community towards a Streptococcus viridans-predominated profile, regardless of mode of delivery. Within the first week, rapid niche differentiation had occurred; initially with in most infants Staphylococcus aureus predominance, followed by differentiation towards Corynebacterium pseudodiphteriticum/propinquum, Dolosigranulum pigrum, Moraxella catarrhalis/nonliquefaciens, Streptococcus pneumoniae, and/or Haemophilus influenzae dominated communities. Infants born by Caesarian section showed a delay in overall development of respiratory microbiota profiles with specifically reduced colonization with health-associated commensals like Corynebacterium and Dolosigranulum, thereby possibly influencing respiratory health later in life.

Indexed as

MicrobiotaBacteriaCesarean SectionCohort StudiesDNA, BacterialFemaleGestational AgeHumansInfant, NewbornNasopharynxPhylogenyPregnancyRespiratory Tract InfectionsStaphylococcus aureusDNA, BacterialCaesarian sectionMicrobiomeMicrobiotaMode of deliveryRespiratory tractRespiratory tract infection

Identifiers

PMID27333043
PMCPMC4972531

What OpenQuestion holds

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LicenceCC BY-NC-ND
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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.