Implication of Allopregnanolone in the Antinociceptive Effect of N-Palmitoylethanolamide in Acute or Persistent Pain

    September 2011 in “ Pain ”
    Oscar Sasso, Roberto Russo, S. Vitiello … Antonio Calignano
    Studysummary This study observed that N-palmitoylethanolamine (PEA) may relieve pain by enhancing de novo neurosteroid synthesis, evidenced by increased allopregnanolone levels and protein expression in pain models, dependent on PPAR-α.
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    Research cited in this study 3

    1. Palmitoylethanolamide Stimulation Induces Allopregnanolone Synthesis in C6 Cells and Primary Astrocytes: Involvement of Peroxisome-Proliferator Activated Receptor-Alpha Journal of Neuroendocrinology · 2011
    2. Production of 5α-Reduced Neurosteroids Is Developmentally Regulated and Shapes GABA A Miniature IPSCs in Lamina II of the Spinal Cord Journal of Neuroscience · 2004
    3. Finasteride, a 5alpha-Reductase Inhibitor, Blocks the Anticonvulsant Activity of Progesterone in Mice PubMed · 1999