ArticleInflammopharmacology2017
Sitagliptin and liraglutide reversed nigrostriatal degeneration of rodent brain in rotenone-induced Parkinson's disease.
Article in Inflammopharmacology, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 64 papers.
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Who cites it
64 citing papers in PubMed, 117 citations in OpenAlex.
- Convergent Astrocytic Failure in Parkinson's Disease: A System-Level Model of Pathogenesis and Treatment.Molecular neurobiology · 2026Review
- The central role of mitochondrial dysfunction in neurodegeneration: implications for therapy.Molecular and cellular biochemistry · 2026Review
- Use of Glucagon-Like Peptide-1 Receptor Agonists and Risk of Parkinson's Disease: Scandinavian Cohort Study.Diabetes, obesity & metabolism · 2026Article
- Phosphatidylinositol-3-kinase/Protein Kinase B (PI3K/AKT) and Nucleotide-Binding Oligomerization Domain-like Receptor Family Pyrin Domain Containing 3 (NLRP3) Inflammasome Modulation Underlies the Neuroprotective Effects of Vildagliptin in a Rotenone-Induced Mouse Model of Parkinson's Disease.ACS pharmacology & translational science · 2026Article
- Eyedrop Administration of DPP-4 Inhibitors: A New Strategy for Treating Early Stages of Diabetic Retinal Disease.International journal of molecular sciences · 2026Review
- Physical Exercise Enhances Melatonin Effect in D-Galactose/Aluminum Chloride-Induced Alzheimer's Disease of Ovariectomized Rats: Irisin Induction Associated with Upregulation of PPAR-γ/IGF-1/BDNF and Decreasing TNF-α/p38-MAPK/NLRP3/GFAP Pathway.Pharmaceuticals (Basel, Switzerland) · 2026Article
- The promise of GLP-1 receptor agonists for neurodegenerative diseases.The Journal of clinical investigation · 2026Review
- Semaglutide Protects Retinal Ganglion Cells Against Rotenone-Induced Degeneration via Improved Glucose Metabolism.Investigative ophthalmology & visual science · 2026Article
- Approaching therapy of Alzheimer's disease via the antidiabetic drug liraglutide-a study with streptozotocin intracerebroventricularly treated Wistar rats.Journal of neural transmission (Vienna, Austria : 1996) · 2025Article
- Targeting Metabolic Dysfunction in Parkinson's Disease: The Role of GLP-1 Agonists in Body Weight Regulation and Neuroprotection.Current diabetes reports · 2025Review
- The Gut-Brain Axis in Parkinson disease: Emerging Concepts and Therapeutic Implications.Movement disorders clinical practice · 2025Review
- Drug Repositioning and Repurposing for Disease-Modifying Effects in Parkinson's Disease.Journal of movement disorders · 2025Article
- Targeting Ferroptosis in Parkinson's: Repurposing Diabetes Drugs as a Promising Treatment.International journal of molecular sciences · 2025Review
- Association between triglyceride/high density lipoprotein ratio and incidence risk of Parkinson's disease: a population-based cohort study.Scientific reports · 2025Article
- Hyperglycemia-Driven Insulin Signaling Defects Promote Parkinson's Disease-like Pathology in Mice.ACS pharmacology & translational science · 2024Article
- Exploring the Anxiolytic Potential of NPY by a Dipeptidyl Peptidase-IV Inhibitor in an Animal Model of PTSD.The international journal of neuropsychopharmacology · 2024Article
- In Vivo and Computational Studies on Sitagliptin's Neuroprotective Role in Type 2 Diabetes Mellitus: Implications for Alzheimer's Disease.Brain sciences · 2024Article
- Glucagon-Like Peptide-1 Receptor Agonists and Risk of Parkinson's Disease in Patients with Type 2 Diabetes: A Population-Based Cohort Study.Movement disorders : official journal of the Movement Disorder Society · 2024Article
- Sitagliptin elevates plasma and CSF incretin levels following oral administration to nonhuman primates: relevance for neurodegenerative disorders.GeroScience · 2024Article
- Article
4 more citing papers are in PubMed but not listed here.
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Authors and funding
4 authors at 2 institutions in 1 country.
Funding
No grant is acknowledged in the PubMed record.
Abstract
The present study investigated the possible relationship between pro-inflammatory cytokines and programmed nigral neuronal death in rotenone model of Parkinson's disease (PD). Sitagliptin and liraglutide efficacy to inhibit the inflammatory-apoptotic degenerative process were investigated, too. The experimental PD were induced in male albino rats by ten subcutaneously injections of rotenone (3 mg/kg/day, s.c). All treatment drugs were administered for 16 days after induction of Parkinson rat's model. Sitagliptin and liraglutide were administered in three different dose levels (10-20-30 mg/kg, p.o), (25-50-100 μg/kg, s.c), respectively. Cylindrical and catalepsy tests were used to detect the optimum dose response of each drug. Sitagliptin (30 mg/kg/day, p.o) and liraglutide (50 μg/kg, s.c.) showed statistically significant (p ≤ 0.05) effect on behavioral activity. Where both doses improved the motor performance significantly in comparison with other doses in both cylindrical and catalepsy tests. Furthermore, they reversed rotenone-induced nigral neuronal loss, associated with marked decrease of pro-inflammatory cytokines: interleukin (IL)-1β, IL-6, transforming growth factor (TGF)-β1, together with a significant increase of striatal dopamine, nigral glial cell line-derived neurotrophic factor (GDNF), and tyrosine hydroxylase positive (TH+) cells. Moreover, the pro-apoptotic environment in nigrostriatal tissues was abrogated significantly, as the pro-apoptotic protein Bax decreased along with the anti-apoptotic protein Bcl-2 increased. In conclusion, sitagliptin and liraglutide represent a promising strategy to mitigate the progression of PD by their anti-inflammatory, anti-apoptotic neurotrophic and neurogenic mechanistic activities.
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