Evidence map›Paper›PMID 36911262›Full record

ArticleAging brain2023

Glial cell transcriptome analyses in 3xTg-AD mice: Effects of aging, disease progression, and anti-Aβ immunotherapy.

Doris Lambracht-Washington, Min Fu, Navid Manouchehri, Linda S Hynan, Olaf Stuve, Roger N Rosenberg

Abstract read
In one paragraph

Article in Aging brain, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

0numbers the graph read from it
0cells of the map it votes in
3citing papers in PubMed
–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

3 citing papers in PubMed.

  1. 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

6 authors.

Doris Lambracht-WashingtonDepartment of Neurology, UT Southwestern Medical Center Dallas, USA.
Min FuDepartment of Neurology, UT Southwestern Medical Center Dallas, USA.
Navid ManouchehriDepartment of Neurology, UT Southwestern Medical Center Dallas, USA.
Linda S HynanDepartments of Population and Data Sciences (Biostatistics) & Psychiatry, UT Southwestern Medical Center Dallas, USA.
Olaf StuveDepartment of Neurology, UT Southwestern Medical Center Dallas, USA.
Roger N RosenbergDepartment of Neurology, UT Southwestern Medical Center Dallas, USA.

Funding

ROLE OF GLUTAMATE IN ALZHEIMER'S DISEASEP30AG012300 · NIA · UT SOUTHWESTERN MEDICAL CENTER · PI ROSENBERG, ROGER NEWMAN · 1994 to 2016
$26.6M
TESTING OF A POSSIBLE ALZHEIMER VACCINE (DNA Aβ42 IMMUNIZATION) VIA NEEDLE LESS JET INJECTION IN TWO ANIMAL MODELSR03AG059201 · NIA · UT SOUTHWESTERN MEDICAL CENTER · PI LAMBRACHT WASHINGTON, DORIS · 2018 to 2019
$162k
NIA NIH HHS P30 AG012300NIA NIH HHS R03 AG059201
6 · The paper itself

Abstract

Background: To investigate how changes in expression of glial genes relate to a progression of Alzheimer's disease (AD) pathology, and how anti-Aβ immunotherapy impact these changes, we conducted a transcriptomic analysis for brains from cohorts of 2-, 10-, and 20 month old 3xTg-AD mice, and a cross-sectional study in groups of 20 month-old mice treated with active DNA Aβ42 immunization, passive immunotherapy, untreated, and wild-type (wt) controls. Methods: Twenty-four Formalin-Fixed Paraffin-Embedded (FFPE) mouse brain sections were used for the gene expression analyses (nanostring). Adjacent sections from these and additional mouse brains were stained for microglia using antibodies detecting IbaI and Gal3. For a semi-quantitative analysis of increased tau and amyloid pathology with aging and disease progression, a comparison of ELISA results from brains of 12 and 20 months old 3xTg-AD mice were shown. Results: Based on the different comparisons of transcript numbers found the 3xTg-AD age groups with the senescent 20 months old wt control mouse brains, and the 20 months old 3xTg-AD mouse brains with the 20 months old wt control mouse brains, genes were assigned as upregulated due to aging, or due to disease progression, or due to both. The immunohistochemistry of microglia markers revealed that Gal3 might be an important marker for phagocytosing microglia around amyloid plaques. The comparison of the two anti-Aβ immunotherapy approaches showed a differential downregulation of inflammatory glial genes. Conclusion: These results are relevant for future clinical trials using active anti-amyloid immunotherapy.

Indexed as

AD mouse modelsAgingAlzheimer's diseaseBrain transcriptomeGlia activationImmunotherapyNeurodegeneration

Identifiers

PMID36911262
PMCPMC9997156

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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.