Evidence map›Paper›PMID 32020052›Full record

ArticleThe ISME journal2020

Synergism between Corynebacterium and Streptococcus sanguinis reveals new interactions between oral commensals.

Puthayalai Treerat, Ulrike Redanz, Sylvio Redanz, Rodrigo A Giacaman, Justin Merritt, Jens Kreth

Abstract read
In one paragraph

Article in The ISME journal, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 45 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
45citing 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

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

  1. Oral and Pancreatobiliary Microbiota in Cancer: A Systematic Review of Compositional Alterations and Their Clinical Implications.Journal of oral pathology & medicine : official publication of the International Association of Oral Pathologists and the American Academy of Oral Pathology · 2026
    Pooled it
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  14. Immunostimulatory effects ofInfection and immunity · 2025
    Article
  15. Microbiome variability and role ofJournal of oral microbiology · 2025
    Article
  16. 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

6 authors.

Puthayalai TreeratDepartment of Restorative Dentistry, School of Dentistry, Oregon Health & Science University (OHSU), Portland, OR, 97239, USA.
Ulrike RedanzDepartment of Restorative Dentistry, School of Dentistry, Oregon Health & Science University (OHSU), Portland, OR, 97239, USA.
Sylvio RedanzDepartment of Restorative Dentistry, School of Dentistry, Oregon Health & Science University (OHSU), Portland, OR, 97239, USA.
Rodrigo A GiacamanCariology Unit, Department of Oral Rehabilitation, Faculty of Health Sciences, University of Talca, Talca, Chile.
Justin MerrittDepartment of Restorative Dentistry, School of Dentistry, Oregon Health & Science University (OHSU), Portland, OR, 97239, USA.ORCID http://orcid.org/0000-0002-3464-0490
Jens KrethDepartment of Restorative Dentistry, School of Dentistry, Oregon Health & Science University (OHSU), Portland, OR, 97239, USA. kreth@ohsu.edu.ORCID http://orcid.org/0000-0002-8599-8310

Funding

Advancing studies of polymicrobial diseases via streptococcal geneticsR35DE028252 · NIDCR · OREGON HEALTH & SCIENCE UNIVERSITY · PI MERRITT, JUSTIN · 2018 to 2025
$7.8M
The IrvA-Dependent Pathway: A Link Between Stress Adaptation and VirulenceR01DE018893 · NIDCR · UNIVERSITY OF OKLAHOMA HLTH SCIENCES CTR · PI MERRITT, JUSTIN · 2009 to 2018
$3.0M
Pyruvate oxidase: a molecular determinant of commensalism among the oral microbiomeR01DE029492 · NIDCR · OREGON HEALTH & SCIENCE UNIVERSITY · PI KRETH, JENS · 2020 to 2024
$2.5M
Pyruvate oxidase determines ecological fitness of oral streptococciR01DE021726 · NIDCR · UNIVERSITY OF OKLAHOMA HLTH SCIENCES CTR · PI KRETH, JENS · 2014 to 2018
$1.9M
The LytTR Regulatory Systems of Streptococcus mutansR01DE022083 · NIDCR · UNIVERSITY OF OKLAHOMA HLTH SCIENCES CTR · PI MERRITT, JUSTIN · 2013 to 2016
$1.5M
Pyruvate oxidase determines ecological fitness of oral streptococciR56DE021726 · NIDCR · OREGON HEALTH & SCIENCE UNIVERSITY · PI KRETH, JENS · 2018 to 2018
$545k
NIDCR NIH HHS R01 DE018893NIDCR NIH HHS R01 DE021726NIDCR NIH HHS R01 DE022083NIDCR NIH HHS R01 DE029492NIDCR NIH HHS R35 DE028252NIDCR NIH HHS R56 DE021726U.S. Department of Health & Human Services | NIH | National Institute of Dental and Craniofacial Research (NIDCR) DE018893U.S. Department of Health & Human Services | NIH | National Institute of Dental and Craniofacial Research (NIDCR) DE021726
6 · The paper itself

Abstract

The oral microbiome engages in a diverse array of highly sophisticated ecological interactions that are crucial for maintaining symbiosis with the host. Streptococci and corynebacteria are among the most abundant oral commensals and their interactions are critical for normal biofilm development. In this study, we discovered that Streptococcus sanguinis specifically responds to the presence of Corynebacterium durum by dramatically altering its chain morphology and improving its overall fitness. By employing gas chromatography-mass spectrometry (GC-MS) analysis, specific fatty acids were identified in C. durum supernatants that are responsible for the observed effect. Membrane vesicles (MVs) containing these fatty acids were isolated from C. durum supernatants and were able to replicate the chain morphology phenotype in S. sanguinis, suggesting MV as a mediator of interspecies interactions. Furthermore, S. sanguinis responds to C. durum lipids by decreasing the expression of key FASII genes involved in fatty acid synthesis. Several of these genes are also essential for the chain elongation phenotype, which implicates a regulatory connection between lipid metabolism and chain elongation. In addition, C. durum was found to affect the growth, cell aggregation, and phagocytosis of S. sanguinis, revealing a complex association of these species that likely supports oral commensal colonization and survival.

Indexed as

SymbiosisBiofilmsCorynebacteriumMicrobiotaStreptococcusStreptococcus sanguis

Identifiers

PMID32020052
PMCPMC7174362

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.