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Neuroinflammation and Cognitive health in Type 2 Diabetes
Arbind Kumar Choudhary. Medical Research Archives, 2025-01-01
Topic: Risk, prevention and care in population studies
This review explores the complex relationship between neuroinflammation and cognitive decline in individuals with Type 2 Diabetes (T2D). There is increasing awareness that cognitive impairment, which can range from mild difficulties to severe dementia, is a significant complication associated with T2D. Extensive research indicates that chronic neuroinflammation plays a critical role in this context, linking metabolic dysfunction with neurodegenerative changes in the brain. The discussion begins with the effects of chronic hyperglycemia, insulin resistance, and metabolic disruptions that contribute to systemic inflammation. This inflammation can be intense enough to breach the blood-brain barrier (BBB), leading to neuroinflammation. The activation of essential immune cells in the brain, such as microglia and astrocytes, is accompanied by a rise in pro-inflammatory cytokines like IL-1β, IL-6, and TNF-α. These inflammatory agents disrupt synaptic function, inhibit neurogenesis, and promote neuronal death, particularly in areas critical for memory and executive functions, such as the hippocampus and prefrontal cortex. As the investigation unfolds, valuable insights are drawn from both preclinical and clinical studies. Animal research highlights the adverse effects of metabolic stress and inflammation on neuronal health, while clinical data correlate elevated inflammatory markers with reduced cognitive performance among individuals with T2D. Neuroimaging studies further support these findings by visually demonstrating microglial activation in regions essential for cognitive function.
Key findings
- There is increasing awareness that cognitive impairment, which can range from mild difficulties to severe dementia, is a significant complication associated with T2D.
- Extensive research indicates that chronic neuroinflammation plays a critical role in this context, linking metabolic dysfunction with neurodegenerative changes in the brain.
- Neuroimaging studies further support these findings by visually demonstrating microglial activation in regions essential for cognitive function.
Why it matters
This review describes how chronic neuroinflammation linked to type 2 diabetes may contribute to cognitive impairment and dementia, with microglial activation seen in brain regions important for cognition. It does not report a treatment that prevents or reverses this decline.
Study details
- Evidence strengthLow
How this study scored 32/100
Published in a peer-reviewed journal. Scored zero for study design, sample size, effect reported, studied in people and randomised / blinded because the record does not state it.
| Component | Points | Why |
|---|---|---|
| Journal tier | 7 / 10 | Tier 3 — peer-reviewed journal (Medical Research Archives) |
| Journal's citation record | 0 / 4 | Medical Research Archives: journal h-index 21 (OpenAlex, 2026-10-29) |
| Study design | 0 / 12 | No study design recorded — scores zero, not guessed (not stated in the record — scored 0) |
| Strength of evidence | 1 / 5 | Rated “low” in our summary |
| Peer-review validation | 10 / 10 | Peer-reviewed. Published as an article in a named peer-reviewed journal. |
| How recent | 4 / 5 | 2025 — within 3 year(s) of the newest study here |
| Sample size | 0 / 4 | Participant count not stated — scores zero (not stated in the record — scored 0) |
| Effect reported | 0 / 3 | No effect size reported — scores zero (not stated in the record — scored 0) |
| Studied in people | 0 / 3 | Not stated whether this was studied in people — scores zero (not stated in the record — scored 0) |
| Randomised / blinded | 0 / 2 | No randomisation or blinding stated — scores zero (not stated in the record — scored 0) |
| Times cited | 2 / 7 | Cited 8 times (OpenAlex, 2026-10-10) |
| Citations per year | 1 / 5 | 2.7 citations a year over 3 year(s) since 2025 |
| Impact for its field and year | 2 / 6 | Cited 2.4× the average for papers of its field and year (OpenAlex FWCI) |
| Cited by studies here | 0 / 6 | No other study in this library cites it |
| Still being cited | 1 / 4 | Cited 8 times in 2024–2026 (2026 still in progress; OpenAlex) |
| Senior author's track record | 1 / 4 | Last-listed author Arbind Kumar Choudhary: h-index 11 (OpenAlex, whole career) |
| Institution's track record | 0 / 3 | All India Institute of Medical Sciences: institution h-index 440 (OpenAlex) |
| Multi-centre collaboration | 0 / 3 | OpenAlex lists 1 institution(s) in 1 country — scores zero (affiliation lists can be incomplete) |
| Indexed in PubMed | 1 / 2 | Not in PubMed, but has a DOI |
| Free to read | 2 / 2 | Free to read |
| Total | 32 / 100 | — |
What each of these 20 components measures, and what this score is not →
Read the original
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Cite this study APA, Vancouver, BibTeX · download .bib or .ris
Built from the record alzhub holds for this paper, not looked up. Volume, issue and page numbers are not held in the record. Check the citation against the original before you use it.
APA 7th
Choudhary, A. K. (2025). Neuroinflammation and Cognitive health in Type 2 Diabetes. Medical Research Archives. https://doi.org/10.18103/mra.v13i8.6866
Vancouver
Choudhary AK. Neuroinflammation and Cognitive health in Type 2 Diabetes. Medical Research Archives. 2025. doi:10.18103/mra.v13i8.6866.
BibTeX
@article{choudhary2025-10d728b4,
author = {Choudhary, Arbind Kumar},
title = {{Neuroinflammation and Cognitive health in Type 2 Diabetes}},
journal = {Medical Research Archives},
year = {2025},
doi = {10.18103/mra.v13i8.6866},
url = {https://doi.org/10.18103/mra.v13i8.6866}
}
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