Get help now — free helplines

You can call any of these for free. You do not need a diagnosis, an appointment, or a crisis to call — questions and plain exhaustion are reasons enough.

  • Alzheimer's Association 24/7 Helpline 800-272-3900 24 hours a day, 365 days a year Free, confidential support and information for people with dementia, caregivers, families and the public. Master's-level clinicians. Also Spanish.
  • 988 Suicide & Crisis Lifeline 988 24/7 Call or text 988, or chat at 988lifeline.org. For anyone in emotional distress or a mental-health crisis, including caregivers.
  • Alzheimer's Foundation of America (AFA) Helpline 866-232-8484 9:00 am - 9:00 pm ET, seven days a week Licensed social workers providing support, info and referrals. Also text message and web chat. Text: 646-586-5283

In a medical emergency, call 911. More numbers, and what each line does, on the help page.

This page is alzhub.org's plain-English summary of a published study, not the paper itself. It is generated from the record we hold for this study, sourced and linked below — check the original for the full text and methods.

✓ Peer-reviewed alzhub usefulness score 27 out of 100. Tau biomarkers

Topic: Amyloid, tau and blood-test diagnosis

Objetivo: Objetivou-se sintetizar, em revisão narrativa, as evidências publicadas entre 2022–2025 sobre o potencial neuroprotetor dos análogos do GLP-1 na Doença de Alzheimer (DA). A pesquisa buscou responder se há fundamentos experimentais e achados clínicos recentes que apoiem o uso desses agonistas como estratégia neuroprotetora. Métodos: Foram consultadas as bases PubMed/MEDLINE, BVS/LILACS e SciELO, em português e inglês. Incluíram-se estudos pré-clínicos e clínicos que avaliaram liraglutida, semaglutida ou congêneres quanto aos efeitos sobre desfechos neurocognitivos, biomarcadores (Aβ, p-tau, NfL, 18F-FDG PET) e perfil de segurança. A síntese foi organizada em quatro eixos: plausibilidade fisiopatológica, evidência experimental, evidência clínica e segurança. Resultados: Experimentalmente, agonistas do GLP-1 atravessam a barreira hematoencefálica, modulam mediadores inflamatórios (IL-1β, TNF-α), reduzem estresse oxidativo, inibem a GSK-3β e ativam a via PI3K/Akt, resultando em redução de p-tau e Aβ, preservação sináptica e melhor desempenho mnemônico. Em humanos, ensaios clínicos e coortes de pequeno porte sugerem estabilização cognitiva (ADAS-Cog, MMSE), tendências favoráveis em FDG-PET e alterações discretas em NfL e p-tau181, sem novos sinais de insegurança além do perfil já conhecido da classe. Conclusão: Concluiu-se que existe plausibilidade fisiopatológica e indícios clínicos preliminares de neuroproteção associada ao uso de agonistas do GLP-1 na DA. Contudo, a consolidação dessas evidências depende de ensaios clínicos multicêntricos, com amostras amplas, seguimento de 12–24 meses e desfechos cognitivos, funcionais e biológicos padronizados.

Cite this study APA, Vancouver, BibTeX · download .bib or .ris

APA 7th

Camlofski, F. B., Meneses, G. R., Lorenzon, M. E., Campos, M. G., & Camlofski, J. (2025). Análogos do glp-1 na doença de alzheimer: potencial neuroprotetor além do controle glicêmico uma revisão narrativa. DELOS Desarrollo Local Sostenible. https://doi.org/10.55905/rdelosv18.n75-128

Vancouver

Camlofski FB, Meneses GR, Lorenzon ME, Campos MG, Camlofski J. Análogos do glp-1 na doença de alzheimer: potencial neuroprotetor além do controle glicêmico uma revisão narrativa. DELOS Desarrollo Local Sostenible. 2025. doi:10.55905/rdelosv18.n75-128.

BibTeX

@article{camlofski2025-a57b2ca0,
  author  = {Camlofski, Flávia Berçot and Meneses, Geovanna Rizério and Lorenzon, Maria Eduarda and Campos, Mylena Gonçalves and Camlofski, Josmar},
  title   = {{Análogos do glp-1 na doença de alzheimer: potencial neuroprotetor além do controle glicêmico uma revisão narrativa}},
  journal = {DELOS Desarrollo Local Sostenible},
  year    = {2025},
  doi     = {10.55905/rdelosv18.n75-128},
  url     = {https://doi.org/10.55905/rdelosv18.n75-128}
}

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.

Key findings

Why it matters

This narrative review reports that in experimental studies, GLP-1 agonists cross the blood-brain barrier, reduce inflammation and oxidative stress, and lower p-tau and Aβ, while small human trials and cohorts suggest possible cognitive stabilization and favorable trends on brain imaging. The authors conclude there is pathophysiological plausibility and early clinical signals, but the human evidence comes from small studies and does not yet establish these drugs as an effective treatment for Alzheimer's disease.

Study details

How this study scored 27/100
How this study's score is builtJournal tier 7 of 10; Journal's citation record 0 of 4; Study design 0 of 12; Strength of evidence 1 of 5; Peer-review validation 10 of 10; How recent 4 of 5; Sample size 0 of 4; Effect reported 0 of 3; Studied in people 0 of 3; Randomized / blinded 0 of 2; Times cited 0 of 7; Citations per year 0 of 5; Impact for its field and year 0 of 6; Cited by studies here 0 of 6; Still being cited 0 of 4; Senior author's track record left out, no data; Institution's track record left out, no data; Multicenter collaboration 0 of 3; Indexed in PubMed 1 of 2; Free to read 2 of 2. 25 of the 93 points it could be judged on, which is 27 of 100. Total 27 of 100.25 of the 93 points we could judge = 27 of 100

Published in a peer-reviewed journal. Scored zero for study design, sample size, effect reported, studied in people and randomized / blinded because the record does not state it. We have no data on senior author's track record and institution's track record, so those were left out: it earned 25 of the 93 points we could judge it on, which is 27 out of 100.

ComponentPointsWhy
Journal tier 7 / 10 Tier 3 — peer-reviewed journal (DELOS Desarrollo Local Sostenible)
Journal's citation record 0 / 4 DELOS Desarrollo Local Sostenible: journal h-index 6 (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)
Randomized / blinded 0 / 2 No randomization or blinding stated — scores zero (not stated in the record — scored 0)
Times cited 0 / 7 Cited 0 times (OpenAlex, 2026-10-10)
Citations per year 0 / 5 0.0 citations a year over 3 year(s) since 2025
Impact for its field and year 0 / 6 Cited 0.0× 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 0 / 4 Cited 0 times in 2024–2026 (2026 still in progress; OpenAlex)
Senior author's track record — / 4 Senior author's record not available — left out of this score
Institution's track record — / 3 No institution listed in OpenAlex — left out of this score
Multicenter collaboration 0 / 3 OpenAlex lists 0 institution(s) in 0 countries — 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
Points 25 / 93 Scored on 18 of 20 parts. We have no data for the rest, so they are left out: 25 of the 93 points we could judge it on is 27 out of 100.
Total 27 / 100 —

What each of these 20 components measures, and what this score is not →

Read the original

Full text: free to read — OpenAlex lists this copy as free to read: the link above (checked 6 Feb 1020).

Studies in the library that share something with this one. The line above each title says what.

Related studies in Tau biomarkers

Also in Tau biomarkers

64 studies in the library are filed under Tau biomarkers with no topic tag they share with another; these are this study's neighbours in a fixed tour of them. The Tau biomarkers hub.

Similar studies

More on Tau biomarkers

See all studies in Tau biomarkers →