ArticleBrain and behavior2025
Infralimbic GABAergic May be the Target of Asiaticoside on Alleviating Bone Cancer Pain.
Article in Brain and behavior, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.
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2 citing papers in PubMed.
- Role of Pentacyclic Triterpenes in the Management of Neurological Disorders: An Insight into Molecular Mechanisms and Therapeutic Approaches.Molecular neurobiology · 2026Review
- GDF15 orchestrates mitochondrial-immune crosstalk via SMAD7-HIF-1α-PKM2 cascade to attenuate septic liver injury.Frontiers in immunology · 2025Article
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9 authors.
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Abstract
purposeBone cancer pain (BCP), characterized by neuropathic and inflammatory components due to bone metastasis and immune responses, remains a significant clinical challenge. Asiaticoside (AS), an active compound derived from Centella asiatica, exhibits diverse pharmacological properties and holds promise for BCP treatment. In this study, we investigated the mechanisms underlying AS-mediated pain relief.
methodsBy analyzing the expression of the activity-induced immediate-early gene c-Fos and performing whole-brain mapping to identify activated regions after the treatment of AS. Chemogenetic approaches were employed to selectively activate or inhibit glutamatergic and GABAergic neurons in the IL region.
resultsOur findings revealed that the infralimbic cortex (IL) plays a critical role in AS-induced analgesia. Further analysis demonstrated that GABAergic neurons, rather than glutamatergic neurons, were predominantly activated in the IL region, suggesting their involvement in pain alleviation. Moreover, AS significantly alleviated BCP by activating GABAergic neurons, while their inhibition attenuated the analgesic effect. In contrast, modulation of glutamatergic neurons had no significant impact on pain relief. These findings indicate that GABAergic neurons in the IL are essential for the antinociceptive effects of AS.
conclusionsIn conclusion, our study demonstrates that AS alleviates BCP by selectively targeting GABAergic neurons in the infralimbic cortex, providing a potential therapeutic strategy for managing BCP. This work highlights the importance of GABAergic signaling in pain modulation and offers new insights into the development of targeted therapies for cancer-induced pain.
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