Evidence map›Paper›PMID 35142046›Full record

ArticleAlzheimer's & dementia : the journal of the Alzheimer's Association2022

The P522R protective variant of PLCG2 promotes the expression of antigen presentation genes by human microglia in an Alzheimer's disease mouse model.

Christel Claes, Whitney E England, Emma P Danhash, Sepideh Kiani Shabestari, Amit Jairaman, Jean Paul Chadarevian, Jonathan Hasselmann, Andy P Tsai, Morgan A Coburn, Jessica Sanchez and 9 more

Open access · hybridAbstract read
In one paragraph

Article in Alzheimer's & dementia : the journal of the Alzheimer's Association, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 38 papers.

0numbers the graph read from it
0cells of the map it votes in
38citing papers in PubMed
4.0field-weighted citation impact, top 5% 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

38 citing papers in PubMed, 51 citations in OpenAlex.

  1. Article
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  4. Review
  5. Non-microglial downregulation ofbioRxiv : the preprint server for biology · 2026
    Article
  6. Review
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  9. Review
  10. Article
  11. Human microglia differentially respond to β-amyloid, tau, and combined Alzheimer's disease pathologies in vivo.Alzheimer's & dementia : the journal of the Alzheimer's Association · 2025
    Article
  12. Article
  13. Article
  14. Article
  15. PLCG2 modulates TREM2 expression and signaling in response to Alzheimer's disease pathology.Alzheimer's & dementia : the journal of the Alzheimer's Association · 2025
    Article
  16. Article
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  18. Article
  19. Review
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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

19 authors at 2 institutions in 1 country.

Christel ClaesInstitute for Memory Impairments and Neurological Disorders, University of California Irvine, Irvine, California, USA.ORCID 0000-0002-7765-0445
Whitney E EnglandDepartment of Pharmaceutical Sciences University of California, Irvine, California, USA.
Emma P DanhashInstitute for Memory Impairments and Neurological Disorders, University of California Irvine, Irvine, California, USA.
Sepideh Kiani ShabestariSue and Bill Gross Stem Cell Research Center, University of California Irvine, Irvine, California, USA.
Amit JairamanDepartment of Physiology and Biophysics, University of California Irvine, Irvine, California, USA.
Jean Paul ChadarevianInstitute for Memory Impairments and Neurological Disorders, University of California Irvine, Irvine, California, USA.
Jonathan HasselmannInstitute for Memory Impairments and Neurological Disorders, University of California Irvine, Irvine, California, USA.
Andy P TsaiStark Neurosciences Research Institute, IUSM, Indianapolis, Indiana, USA.
Morgan A CoburnDepartment of Neurobiology and Behavior, University of California Irvine, Irvine, California, USA.
Jessica SanchezDepartment of Neurobiology and Behavior, University of California Irvine, Irvine, California, USA.
Tau En LimInstitute for Memory Impairments and Neurological Disorders, University of California Irvine, Irvine, California, USA.
Jorge L S HidalgoInstitute for Memory Impairments and Neurological Disorders, University of California Irvine, Irvine, California, USA.
Christina TuSue and Bill Gross Stem Cell Research Center, University of California Irvine, Irvine, California, USA.
Michael D CahalanDepartment of Physiology and Biophysics, University of California Irvine, Irvine, California, USA.
Bruce T LambStark Neurosciences Research Institute, IUSM, Indianapolis, Indiana, USA.
Gary E LandrethStark Neurosciences Research Institute, IUSM, Indianapolis, Indiana, USA.
Robert C SpitaleDepartment of Pharmaceutical Sciences University of California, Irvine, California, USA.
Mathew Blurton-JonesInstitute for Memory Impairments and Neurological Disorders, University of California Irvine, Irvine, California, USA.
Hayk DavtyanInstitute for Memory Impairments and Neurological Disorders, University of California Irvine, Irvine, California, USA.
University of California, Irvine · USNeurosciences Institute · US

Funding

The IU/JAX Alzheimer's Disease Precision Models Center: Rat F344U54AG054345 · NIA · INDIANA UNIVERSITY INDIANAPOLIS · PI Gareth R Howell · 2016 to 2026
$95.6M
TREAT AD Structural Biology CoreU54AG065187 · NIA · EMORY UNIVERSITY · PI Gregory W Carter, ALLAN I LEVEY · 2019 to 2026
$69.7M
UC Irvine Alzheimer's Disease Research Center Induced Pluripotent Stem Cell CoreP50AG016573 · NIA · UNIVERSITY OF CALIFORNIA-IRVINE · PI LAFERLA, FRANK M · 2000 to 2019
$37.0M
The Alzheimer's Disease Research Center at the University of California, IrvineP30AG066519 · NIA · UNIVERSITY OF CALIFORNIA-IRVINE · PI Elizabeth Head · 2020 to 2026
$27.9M
Molecular Mechanisms of lon Channels in T LymphocytesR01NS014609 · NINDS · UNIVERSITY OF CALIFORNIA-IRVINE · PI CAHALAN, MICHAEL D · 1985 to 2022
$7.0M
Using human iPSC derived microglia and chimeric models to examine the role of PLCG2 in Alzheimers diseaseR01AG061895 · NIA · UNIVERSITY OF CALIFORNIA-IRVINE · PI DAVTYAN, HAYK · 2018 to 2022
$2.9M
Examining the role of adaptive immunity in Alzheimer's Disease pathogenesisRF1AG055524 · NIA · UNIVERSITY OF CALIFORNIA-IRVINE · PI BLURTON-JONES, MATHEW MARK · 2017 to 2017
$2.7M
Impact of PLCG2 Alzheimer's Disease Risk Variants on Microglia Biology and Disease PathogenesisRF1AG074566 · NIA · INDIANA UNIVERSITY INDIANAPOLIS · PI BISSEL, STEPHANIE J, LAMB, BRUCE T · 2021 to 2021
$2.3M
A novel platform for the investigation of human microgliaRF1DA048813 · NIDA · UNIVERSITY OF CALIFORNIA-IRVINE · PI BLURTON-JONES, MATHEW MARK, GANDHI, SUNIL · 2019 to 2021
$2.1M
Manipulating DNA repair enzymes to examine the interactions between aging and Alzheimers disease with iPSC-derived microgliaR01AG056303 · NIA · UNIVERSITY OF CALIFORNIA-IRVINE · PI BLURTON-JONES, MATHEW MARK · 2017 to 2021
$1.9M
The role of TREM2 in human microglial function and Alzheimer disease pathogenesisRF1AG048099 · NIA · UNIVERSITY OF CALIFORNIA-IRVINE · PI BLURTON-JONES, MATHEW MARK · 2014 to 2014
$1.9M
Impact of PLCG2 Alzheimer's Disease Risk Variants on Microglia Biology and Disease PathogenesisR01AG074566 · NIA · INDIANA UNIVERSITY INDIANAPOLIS · PI BISSEL, STEPHANIE J, LAMB, BRUCE T · 2024 to 2025
$1.5M
NIA NIH HHS P30 AG066519NIA NIH HHS P50 AG016573NIA NIH HHS R01 AG056303NIA NIH HHS R01 AG061895NIA NIH HHS R01 AG074566NIA NIH HHS RF1 AG048099NIA NIH HHS RF1 AG055524NIA NIH HHS RF1 AG074566NIA NIH HHS U54 AG054345NIA NIH HHS U54 AG065187NIDA NIH HHS RF1 DA048813NINDS NIH HHS R01 NS014609
6 · The paper itself

Abstract

The P522R variant of PLCG2, expressed by microglia, is associated with reduced risk of Alzheimer's disease (AD). Yet, the impact of this protective mutation on microglial responses to AD pathology remains unknown. Chimeric AD and wild-type mice were generated by transplanting PLCG2-P522R or isogenic wild-type human induced pluripotent stem cell microglia. At 7 months of age, single-cell and bulk RNA sequencing, and histological analyses were performed. The PLCG2-P522R variant induced a significant increase in microglial human leukocyte antigen (HLA) expression and the induction of antigen presentation, chemokine signaling, and T cell proliferation pathways. Examination of immune-intact AD mice further demonstrated that the PLCG2-P522R variant promotes the recruitment of CD8

Indexed as

Alzheimer DiseaseInduced Pluripotent Stem CellsAmyloid beta-PeptidesAnimalsAntigen PresentationCD8-Positive T-LymphocytesChemokinesDisease Models, AnimalHumansMiceMice, TransgenicMicrogliaPhospholipase C gammaAmyloid beta-PeptidesChemokinesPhospholipase C gammaPLCG2 protein, humanCCL8chimeric Alzheimer's mouse modelhuman leukocyte antigenhuman stem cell-derived microgliaMHCIIPLCG2T cells

Identifiers

PMID35142046
PMCPMC9360195
OpenAlexW4211038984

What OpenQuestion holds

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LicenceCC BY-NC-ND
Read underepoch 390

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.