Evidence map›Paper›PMID 35178049›Full record

ArticleFrontiers in immunology2022

Periodontal Infection Aggravates C1q-Mediated Microglial Activation and Synapse Pruning in Alzheimer's Mice.

Xiaoxiao Hao, Zhaofei Li, Wei Li, Jannet Katz, Suzanne M Michalek, Scott R Barnum, Lucas Pozzo-Miller, Takashi Saito, Takaomi C Saido, Qin Wang and 2 more

Open access · goldAbstract read
In one paragraph

Article in Frontiers in immunology, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed, 2 pooled it
4.4field-weighted citation impact, top 4% 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

22 citing papers in PubMed, 2 syntheses or guidelines pooled it, 40 citations in OpenAlex.

  1. Pooled it
  2. Pooled it
  3. Review
  4. Article
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  8. Review
  9. Association between Alzheimer's disease andWorld journal of biological chemistry · 2025
    Article
  10. Article
  11. Review
  12. Review
  13. Alzheimer's Disease andLife (Basel, Switzerland) · 2025
    Review
  14. Review
  15. Recent Aspects of Periodontitis and Alzheimer's Disease-A Narrative Review.International journal of molecular sciences · 2024
    Review
  16. Oral administration ofJournal of oral microbiology · 2024
    Article
  17. Review
  18. As a Potential Therapeutic Target, C1q Induces Synapse Loss Via Inflammasome-activating Apoptotic and Mitochondria Impairment Mechanisms in Alzheimer's Disease.Journal of neuroimmune pharmacology : the official journal of the Society on NeuroImmune Pharmacology · 2023
    Review
  19. Review
  20. Article
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 at 3 institutions in 2 countries.

Xiaoxiao HaoDepartment of Pediatric Dentistry, School of Dentistry, University of Alabama at Birmingham, Birmingham, AL, United States.
Zhaofei LiDepartment of Pediatric Dentistry, School of Dentistry, University of Alabama at Birmingham, Birmingham, AL, United States.
Wei LiDepartment of Neurobiology, School of Medicine, University of Alabama at Birmingham, Birmingham, AL, United States.
Jannet KatzDepartment of Pediatric Dentistry, School of Dentistry, University of Alabama at Birmingham, Birmingham, AL, United States.
Suzanne M MichalekDepartment of Microbiology, School of Medicine, University of Alabama at Birmingham, Birmingham, AL, United States.
Scott R BarnumCNine Biosolutions, LLC, Birmingham, AL, United States.
Lucas Pozzo-MillerDepartment of Neurobiology, School of Medicine, University of Alabama at Birmingham, Birmingham, AL, United States.
Takashi SaitoLaboratory for Proteolytic Neuroscience, RIKEN Center for Brain Science, Wako, Japan.
Takaomi C SaidoLaboratory for Proteolytic Neuroscience, RIKEN Center for Brain Science, Wako, Japan.
Qin WangDepartment of Cell, Developmental and Integrative Biology, School of Medicine, University of Alabama at Birmingham, Birmingham, AL, United States.
Erik D RobersonCenter for Neurodegeneration and Experimental Therapeutics, Alzheimer's Disease Center, Department of Neurology, School of Medicine, University of Alabama at Birmingham, Birmingham, AL, United States.
Ping ZhangDepartment of Pediatric Dentistry, School of Dentistry, University of Alabama at Birmingham, Birmingham, AL, United States.
University of Alabama at Birmingham · USRIKEN Center for Brain Science · JPAmpel BioSolutions (United States) · US

Funding

Virology CoreP30AI027767 · NIAID · UNIVERSITY OF ALABAMA AT BIRMINGHAM · PI Latesha Ellen Elopre · 1988 to 2026
$84.1M
ROS Modulation of Innate and Adaptive Immunity in RAP30AR048311 · NIAMS · UNIVERSITY OF ALABAMA AT BIRMINGHAM · PI MOUNTZ, JOHN D · 2001 to 2017
$9.5M
UAB Neuroscience Core CenterP30NS047466 · NINDS · UNIVERSITY OF ALABAMA AT BIRMINGHAM · PI BRITT, WILLIAM JARVIS · 2005 to 2019
$8.5M
ROLE OF OSTEOCLAST PRECURSORS IN PERIODONTAL BONE LOSSR01DE026465 · NIDCR · UNIVERSITY OF ALABAMA AT BIRMINGHAM · PI ZHANG, PING · 2017 to 2021
$2.1M
Dental Academic Research Training Program (DART)R90DE023056 · NIDCR · UNIVERSITY OF ALABAMA AT BIRMINGHAM · PI Amjad Javed · 2012 to 2026
$913k
NIAID NIH HHS P30 AI027767NIAMS NIH HHS P30 AR048311NIDCR NIH HHS R01 DE026465NIDCR NIH HHS R90 DE023056NINDS NIH HHS P30 NS047466
6 · The paper itself

Abstract

Periodontitis is a dysbiotic infectious disease that leads to the destruction of tooth supporting tissues. There is increasing evidence that periodontitis may affect the development and severity of Alzheimer's disease (AD). However, the mechanism(s) by which periodontal infection impacts the neurodegenerative process in AD remains unclear. In the present study, using an amyloid precursor protein (APP) knock-in (

Indexed as

Alzheimer DiseaseAmyloid beta-Protein PrecursorAnimalsCognitive DysfunctionComplement C1qDisease Models, AnimalMiceMice, Inbred C57BLMice, KnockoutMicrogliaPeriodontitisPorphyromonas gingivalisSynapsesAmyloid beta-Protein PrecursorComplement C1qAlzheimer’s diseasecomplement C1qmicrogliaPeriodontitisPorphyromonas gingivalissynapse loss

Identifiers

PMID35178049
PMCPMC8845011
OpenAlexW4210298733

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.