Evidence map›Paper›PMID 33815065›Full record

ReviewFrontiers in cellular neuroscience2021

Astrocytic Propagation of Tau in the Context of Alzheimer's Disease.

Rebecca M Fleeman, Elizabeth A Proctor

Abstract readReview
In one paragraph

Review in Frontiers in cellular neuroscience, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 45 papers.

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

45 citing papers in PubMed.

  1. Review
  2. Article
  3. Article
  4. Review
  5. BAG3 modulates clathrin-mediated endocytosis and tau uptake in astrocytes.American journal of physiology. Cell physiology · 2026
    Article
  6. Article
  7. Article
  8. Article
  9. Review
  10. Moderating effects of plasma glial fibrillary acidic protein along the Alzheimer's disease continuum.Alzheimer's & dementia : the journal of the Alzheimer's Association · 2025
    Article
  11. Protective mechanisms against Alzheimer's disease in APOE3-Christchurch homozygous astrocytes.Alzheimer's & dementia : the journal of the Alzheimer's Association · 2025
    Article
  12. Review
  13. Review
  14. Article
  15. Article
  16. Article
  17. Article
  18. 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

2 authors.

Rebecca M FleemanDepartment of Neurosurgery, Department of Pharmacology, College of Medicine, Pennsylvania State University (PSU), Hershey, PA, United States.
Elizabeth A ProctorDepartment of Neurosurgery, Department of Pharmacology, College of Medicine, Pennsylvania State University (PSU), Hershey, PA, United States.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

More than 6 million Americans are currently living with Alzheimer's disease (AD), and the incidence is growing rapidly with our aging population. Numerous therapeutics have failed to make it to the clinic, potentially due to a focus on presumptive pathogenic proteins instead of cell-type-specific signaling mechanisms. The tau propagation hypothesis that inter-neuronal tau transfer drives AD pathology has recently garnered attention, as accumulation of pathological tau in the brain has high clinical significance in correlating with progression of cognitive AD symptoms. However, studies on tau pathology in AD are classically neuron-centric and have greatly overlooked cell-type specific effects of tau internalization, degradation, and propagation. While the contribution of microglia to tau processing and propagation is beginning to be recognized and understood, astrocytes, glial cells in the brain important for maintaining neuronal metabolic, synaptic, trophic, and immune function which can produce, internalize, degrade, and propagate tau are understudied in their ability to affect AD progression through tau pathology. Here, we showcase evidence for whether tau uptake by astrocytes may be beneficial or detrimental to neuronal health and how astrocytes and their immunometabolic functions may be key targets for future successful AD therapies.

Indexed as

Alzheimer's diseaseastrocyteinflammationtau internalizationtau propagation

Identifiers

PMID33815065
PMCPMC8010320

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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.