Highlights•Alterations in endogenous opioid system components occur in development of
addiction.•Human studies and animal models show opioid genes contribute to addiction …

Since the discovery and verification of the components of the endogenous opioid system in
the 1970s, consisting of the mu, kappa, and delta-opioid receptors, and the cognate ligands …

Endogenous opioid system in addiction and addiction-related behaviors | CiNii Research
CiNii 国立情報学研究所 学術情報ナビゲータ[サイニィ] 詳細へ移動 検索フォームへ移動 論文・データを …