Opposing μ-opioid receptor signalling in spinal NPY microcircuits constrains morphine analgesia

Tyler S. Nelson

doi:10.1093/brain/awag139

April 17, 2026BrainOpen Access

Opposing μ-opioid receptor signalling in spinal NPY microcircuits constrains morphine analgesia

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Key Points

The commentary aims to discuss the role of opposing μ-opioid receptor signaling in spinal NPY microcircuits and its impact on morphine analgesia.
Analysis of existing research on spinal NPY microcircuits and μ-opioid receptor signaling
Discussion referencing findings from the study by Wu et al.
Identified that opposing signaling in NPY microcircuits limits the effectiveness of morphine.
Highlighted the complexities of spinal analgesia mechanisms involving neuropeptide Y and μ-opioid receptors.

Implication

Scientific commentary explores how opposing signaling affects morphine analgesia in spinal circuits, implying new insights.

Abstract

Opposing -opioid receptor signalling in spinal NPY microcircuits constrains morphine analgesia This scientific commentary refers to 'Distinct contribution of spinal neuropeptide Y and NPY1R neurons to morphine analgesia' by Wu et al. (https:/

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Cite This Study

Tyler S. Nelson (2026) studied this question.

synapsesocial.com/papers/69e7138bcb99343efc98cfe3 https://doi.org/10.1093/brain/awag139

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Opposing μ-opioid receptor signalling in spinal NPY microcircuits constrains morphine analgesia

Key Points

Implication

Abstract

Discussion

Cite This Study

Opposing μ-opioid receptor signalling in spinal NPY microcircuits constrains morphine analgesia

Key Points

Implication

Abstract

Discussion

Cite This Study

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