Evidence map›Paper›PMID 36882425›Full record

ArticleScientific reports2023

Smoking-induced subgingival dysbiosis precedes clinical signs of periodontal disease.

Ryan Tamashiro, Leah Strange, Kristin Schnackenberg, Janelle Santos, Hana Gadalla, Lisa Zhao, Eric C Li, Emilie Hill, Brett Hill, Gurjit S Sidhu and 3 more

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed, 2 pooled it
3.9field-weighted citation impact, top 6% of its field
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

19 citing papers in PubMed, 2 syntheses or guidelines pooled it, 18 citations in OpenAlex.

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  6. Smoking and Depth-Related Anaerobic Bacteria in Endodontic-Periodontal Lesions: A Pilot Study.International journal of environmental research and public health · 2026
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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

13 authors at 1 institution in 1 country.

Ryan Tamashiro *Department of Medicine, Division of Infectious Diseases and Global Medicine, College of Medicine, University of Florida, Gainesville, FL, USA.
Leah Strange *Department of Periodontology, College of Dentistry, University of Florida, Gainesville, FL, USA.
Kristin SchnackenbergDepartment of Medicine, Division of Infectious Diseases and Global Medicine, College of Medicine, University of Florida, Gainesville, FL, USA.
Janelle SantosDepartment of Medicine, Division of Infectious Diseases and Global Medicine, College of Medicine, University of Florida, Gainesville, FL, USA.
Hana GadallaDepartment of Periodontology, College of Dentistry, University of Florida, Gainesville, FL, USA.
Lisa ZhaoDepartment of Medicine, Division of Infectious Diseases and Global Medicine, College of Medicine, University of Florida, Gainesville, FL, USA.
Eric C LiDepartment of Medicine, Division of Infectious Diseases and Global Medicine, College of Medicine, University of Florida, Gainesville, FL, USA.
Emilie HillDepartment of Medicine, Division of Infectious Diseases and Global Medicine, College of Medicine, University of Florida, Gainesville, FL, USA.
Brett HillDepartment of Endotontics, College of Dentistry, University of Florida, Gainesville, FL, USA.
Gurjit S SidhuDepartment of Medicine, Division of Infectious Diseases and Global Medicine, College of Medicine, University of Florida, Gainesville, FL, USA.
Mariana KirstDepartment of Medicine, Division of Infectious Diseases and Global Medicine, College of Medicine, University of Florida, Gainesville, FL, USA.
Clay WalkerDepartment of Oral Biology, College of Dentistry, University of Florida, Gainesville, FL, USA.
Gary P WangDepartment of Medicine, Division of Infectious Diseases and Global Medicine, College of Medicine, University of Florida, Gainesville, FL, USA. Gary.Wang@medicine.ufl.edu.
University of Florida · US

Funding

Cultivable commensal spores in C. difficile infectionR21AI150250 · NIAID · UNIVERSITY OF FLORIDA · PI WANG, GARY P. · 2020 to 2021
$406k
CSRD VA I01 CX001391NIAID NIH HHS R21 AI150250NIDCR NIH HHS R56 DE02556VA I01CX001391
6 · The paper itself

Abstract

Smoking accelerates periodontal disease and alters the subgingival microbiome. However, the relationship between smoking-associated subgingival dysbiosis and progression of periodontal disease is not well understood. Here, we sampled 233 subgingival sites longitudinally from 8 smokers and 9 non-smokers over 6-12 months, analyzing 804 subgingival plaque samples using 16 rRNA sequencing. At equal probing depths, the microbial richness and diversity of the subgingival microbiome was higher in smokers compared to non-smokers, but these differences decreased as probing depths increased. The overall subgingival microbiome of smokers differed significantly from non-smokers at equal probing depths, which was characterized by colonization of novel minority microbes and a shift in abundant members of the microbiome to resemble periodontally diseased communities enriched with pathogenic bacteria. Temporal analysis showed that microbiome in shallow sites were less stable than deeper sites, but temporal stability of the microbiome was not significantly affected by smoking status or scaling and root planing. We identified 7 taxa-Olsenella sp., Streptococcus cristatus, Streptococcus pneumoniae, Streptococcus parasanguinis, Prevotella sp., Alloprevotella sp., and a Bacteroidales sp. that were significantly associated with progression of periodontal disease. Taken together, these results suggest that subgingival dysbiosis in smokers precedes clinical signs of periodontal disease, and support the hypothesis that smoking accelerates subgingival dysbiosis to facilitate periodontal disease progression.

Indexed as

DysbiosisPeriodontal DiseasesBacteroidetesHumansSmokersSmokingTobacco Smoking

Identifiers

PMID36882425
PMCPMC9992395
OpenAlexW4323360292

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.