Lifestyle and Clinical Predictors of Glial Cell Line-Derived Neurotrophic Factor Expression in Lumbosacral Stenosis-Related Ligamentum Flavum Degeneration

<b>Background/Objectives</b>: Degenerative spinal conditions, such as degenerative stenosis, have been linked to metabolic and lifestyle factors, including obesity, smoking, and diabetes. Glial cell line-derived neurotrophic factor (GDNF) plays a crucial role in neuroprotection, but its...

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Main Authors: Dawid Sobański, Małgorzata Sobańska, Rafał Staszkiewicz, Damian Strojny, Werner Dammermann, Paweł Gogol, Weronika Wieczorek-Olcha, Artur Chwalba, Beniamin Oskar Grabarek
Format: Article
Language:English
Published: MDPI AG 2025-06-01
Series:Biomedicines
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Online Access:https://www.mdpi.com/2227-9059/13/7/1530
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Summary:<b>Background/Objectives</b>: Degenerative spinal conditions, such as degenerative stenosis, have been linked to metabolic and lifestyle factors, including obesity, smoking, and diabetes. Glial cell line-derived neurotrophic factor (GDNF) plays a crucial role in neuroprotection, but its relationship with these risk factors remains unclear. <b>Methods</b>: This study aims to evaluate the relationship between body mass index (BMI), smoking, diabetes, and GDNF levels in patients with degenerative spine conditions. We measured the GDNF levels in patients with degenerative stenosis and assessed the impact of BMI, smoking status, and the presence of diabetes. Comparisons were made using appropriate statistical analyses to determine the significance of these factors on GDNF levels. <b>Results</b>: A significant inverse relationship was observed between the BMI and GDNF levels (<i>p</i> < 0.01). Patients with a higher BMI exhibited lower GDNF concentrations. Additionally, patients who smoked or had diabetes showed significantly lower GDNF levels compared to non-smokers and those without diabetes (<i>p</i> = 0.03 and <i>p</i> = 0.02, respectively). These findings suggest that both metabolic and lifestyle factors are associated with decreased GDNF, which may accelerate neurodegenerative processes in the spine. <b>Conclusions</b>: Our study demonstrates that increased BMI, smoking, and diabetes are linked to reduced GDNF levels, potentially contributing to the progression of degenerative spine conditions such as stenosis. These findings highlight the need for targeted clinical interventions to manage these risk factors, aiming to preserve GDNF levels and slow the degenerative processes in the spine. Future research should explore therapeutic approaches to modulate GDNF in affected populations.
ISSN:2227-9059