家族性欠陥アポリポプロテインB-100におけるロバスタチンの低コレステロール性効果
D R Illingworth1, F Vakar, R W Mahley
1Department of Medicine, Oregon Health Sciences University, Portland 97201-3098.
Lancet (London, England)
|March 7, 1992
まとめ
家族性欠陥アポリポプロテインB-100 (FDB) は,高コレステロールの原因となる遺伝疾患です. ローバスタチン治療は,FDB患者のLDLコレステロールを効果的に低下させ,スタチンは有効な治療選択肢であることを示唆しています.
科学分野:
- 遺伝学 遺伝学とは
- 心血管医学 心血管医学
- 薬理学 薬理学とは
背景:
- 家族性欠陥アポリポプロテインB-100 (FDB) は,自己相性優位性障害である.
- これは,アポプロテインB-100の特定のアミノ酸置換による高コレステロール血症によって特徴付けられます.
- この置換により,LDL受容体への結合が低下した低密度リポプロテイン (LDL) 粒子が生成されます.
研究 の 目的:
- FDB患者における高コレステロール血症の治療におけるロバスタチンの有効性を評価する.
- この患者集団におけるロバスタチンに対する用量依存反応を決定する.
主な方法:
- FDBを持つ10の無縁の家族の12人の高コレステロール患者を含む研究.
- 患者は毎日20mgまたは40mgのロバスタチンで治療されました.
- 血のLDLコレステロールレベルは,治療前と後の測定を行いました.
主要な成果:
- 1日20mgのロバスタチンを投与すると,LDLコレステロールが21.5%低下しました.
- 1日40mgのより高い用量は,LDLコレステロールの32.1%のより顕著な減少をもたらしました.
- 両方の投与量は,FDB患者における高コレステロール血症にプラスの影響を示した.
結論:
- FDBに関連した高コレステロール血症は,スタチン療法で効果的に管理することができます.
- ローバスタチンは,FDB患者におけるLDLコレステロールのレベルを下げるのに用量依存の有効性を示しています.
- これらの発見は,FDBの治療戦略としてスタチンの使用を支持しています.
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