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February 2014 in “Neuron” Delta opioid receptors help regulate touch sensation by reducing neurotransmitter release in the spinal cord.
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June 2021 in “Biomolecules & Therapeutics” Activating δ-opioid receptors can help hair grow.
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December 1996 in “Pain” Disruption of glycinergic circuits increases pain sensitivity, suggesting new pain treatment options.
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December 2010 in “The journal of investigative dermatology/Journal of investigative dermatology” Human skin cells produce proenkephalin, which changes with environmental factors and skin diseases.