Endogenous peptide: Met-enkephalin-Arg-Phe, differently regulate expression of opioid receptors on chronic treatment
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Endogenous peptide, Met-enkephalin-Arg-Phe (Tyr-Gly-Gly-Phe-Met-Arg-Phe; MERF) induces effects like antinociception, inhibit contraction of guinea pig ileum, mouse vas deferens and anti-tussive action. However, results regarding its functional efficiency and s... ...
