Synergistic Actions of Microglia and Astrocytes in the Progression of Alzheimer's Disease
Bibliographic record
Abstract
Microglia and astrocytes are essential components of brain homeostasis. Interestingly, when the brain is exposed to adverse conditions, both astrocytes and microglia acquire specialized 'reactive' or 'activated' phenotypes that relate to the characteristics of the insult. In most cases they become important perpetrators of inflammation and potentially neuronal dysfunction. In neurodegenerative diseases such as Alzheimer's disease, the reciprocal interactions between microglia and astrocytes may be particularly important for the development of neuronal pathology and disease states. An important challenge is to understand how microglia and astrocytes inter-communicate at different stages of disease and the importance of this crosstalk on the physiology of surrounding neurons. In this review we focus on the potential roles that microglia and astrocytes fulfill in early to late stages of AD and how their synergistic actions may shape the progression of AD pathology to affect brain health.
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How this classification was reachedexpand
Full frame machine prediction
Teacher imitationNot calibrated prevalence, not ground truth. Human validation pending. The Gemma side is a direct model label for every work in the frame, read from the title-only record. The Codex side is a classifier learned from the 10,348 direct Codex labels and calibrated to design-weighted sample rates; fields without enough sample support carry no Codex call. Candidate is the union of the two sides; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels.
Distilled classifier scores by category (both heads)
| Category | Codex | Gemma |
|---|---|---|
| Metaresearch | 0.001 | 0.000 |
| Meta-epidemiology (narrow) | 0.001 | 0.000 |
| Meta-epidemiology (broad) | 0.001 | 0.000 |
| Bibliometrics | 0.002 | 0.002 |
| Science and technology studies | 0.000 | 0.000 |
| Scholarly communication | 0.001 | 0.001 |
| Open science | 0.001 | 0.001 |
| Research integrity | 0.001 | 0.001 |
| Insufficient payload (model declined to judge) | 0.003 | 0.002 |
Machine scores (provisional)
The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.
Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.
score_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from itClassification
machine, unvalidatedMachine predicted; a candidate call from one source (direct Gemma or distilled Codex), not a consensus.
How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".