薬物への渇望と再発を防ぐための記憶回収-消去手順です
Yan-Xue Xue1, Yi-Xiao Luo, Ping Wu
1National Institute on Drug Dependence, Peking University, Beijing, China.
まとめ
新しいメモリリトレイヴル・エクスティンクション・テクニックは,薬物再発を誘発する要因を減らす. この方法は,絶滅セッションの前に適用され,ラットと禁断ヘロイン中毒者の両方において,薬物への渇望と探求行動を大幅に減少させました.
科学分野:
- 神経科学は神経科学である.
- 依存症の研究 依存症の研究
- 行動心理学 行動心理学
背景:
- 薬物使用と再発は,環境のシグナルと薬物効果の間の学ばれた関連によって引き起こされます.
- 標準的な絶滅療法は,一時的に薬剤のシグナル反応を抑制することができますが,これらはしばしば再導入,更新,または自発的な回復を通じて戻ります.
研究 の 目的:
- 薬物再発を減らすための非薬理学的方法として,メモリリテイク・エクスティンション手順を調査する.
- この手順の有効性を動物モデルとヒトで評価する.
主な方法:
- ネズミでは,薬物に関連した記憶は,絶滅セッションの前に異なる間隔で (10分,1時間,6時間) 回復されました.
- 禁断したヘロイン中毒者の場合,記憶の回復は消去セッションに先行し,シューによって誘発された渇望は時間とともに測定されました.
- 条件付き薬物効果,薬物探求,ヘロインへの渇望が評価されました.
主要な成果:
- 絶滅の10分または1時間前に薬物に関連した記憶を復元すると,薬物効果の回復,自発的な回復,および薬物の効果の更新が大幅に低下し,ラットで検索しました.
- ヘロイン中毒者の場合,この手順により,介入後1,30日,および180日後にキュー誘発の渇望が軽減されました.
- 絶滅までの6時間の遅延は,ネズミでは同様の結果をもたらさなかった.
結論:
- 記憶回収-消去手順は,条件付き薬物反応を減少させるための効果的な非薬理学的戦略です.
- このアプローチは,薬物依存を軽減し,中毒から回復している人の再発を予防する有望なことを示しています.
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