スタチンの治療と比較してPCSK9の遺伝的阻害による代謝的影響
Eeva Sliz1,2, Johannes Kettunen1,2,3, Michael V Holmes4,5,6,7
1Center for Life Course Health Research, University of Oulu, Oulu, Finland.
Circulation
|December 8, 2018
まとめ
PCSK9阻害剤とスタチンは,同様の代謝効果がありますが,PCSK9阻害剤はVLDL脂質に弱い効果を持ち,潜在的に心血管リスクの減少につながる可能性があります.
科学分野:
- 心血管医学
- メタボロミクス
- ファルマゲノミクス
背景:
- スタチンとPCSK9阻害剤は,LDL-Cを効果的に低下させ,心血管疾患を減少させます.
- これらの治療法の間の代謝の違いを評価することは,心血管リスクの軽減を理解するために不可欠です.
研究 の 目的:
- スタチン治療の代謝効果と遺伝的PCSK9抑制を比較する.
- これらの2つの脂質低下戦略の間の脂質と代謝物プロフィールの潜在的な違いを特定する.
主な方法:
- PROSPERスタチン試験の5359人の詳細な脂質と代謝物のプロフィールです.
- NMR光学を用いた228の代謝測定値の分析
- rs11591147による72, 185人の個体における遺伝的PCSK9抑制の代謝効果との比較.
主要な成果:
- 遺伝的PCSK9抑制効果は228の代謝マーカー (R2=0. 88) でスタチン療法とほぼ一致した.
- 脂質プロテインの脂質組成と脂肪酸の分布においても同様の変化が観察された.
- VLDLコレステロールの低下 (PCSK9: 54% vs スタチン: 77%) とPCSK9のアミノ酸,ケトン,およびGlycAへの効果の欠如に差異が認められた.
結論:
- PCSK9の遺伝的抑制はスタチンの代謝効果を反映しているが,VLDL脂質への影響は弱くなっている.
- PCSK9阻害剤は,LDL-Cを同等に低下させるため,スタチンと比較して,心血管疾患のリスクを低減する可能性がある.
さらに関連する動画
関連する概念動画
Timing and Consequences on Behavior
393
In operant conditioning, the timing of reinforcement is crucial. For animals like rats and cats, immediate reinforcement (within a few seconds) is much more effective than delayed reinforcement. For example, a food reward for a rat needs to follow within 30 seconds of pressing a bar to be effective.
Humans, however, can respond to delayed reinforcers. We often make decisions between immediate small rewards and delayed larger rewards. This ability to delay gratification is a significant...
Humans, however, can respond to delayed reinforcers. We often make decisions between immediate small rewards and delayed larger rewards. This ability to delay gratification is a significant...
393
Feedback Inhibition
57.1K
Biochemical reactions are occurring constantly in cells, converting starting substances to different products, usually with the help of enzymes that speed the reactions. Without enzymes, it would take far too long for most reactions to occur to be useful to the cell!
57.1K
Lipid-Lowering Drugs: Statins and Miscellaneous Agents
1.4K
Hyperlipidemia, a medical condition often referred to as high cholesterol, is characterized by abnormally elevated levels of lipids in the bloodstream. When present in excess, these lipids, specifically cholesterol and triglycerides, can lead to serious health complications, often involving cardiovascular diseases. Illnesses like atherosclerosis, heart attacks, and pancreatitis have all been linked to untreated hyperlipidemia. This means controlling and regulating cholesterol and triglyceride...
1.4K
Genetics of Speciation
21.2K
Speciation is the evolutionary process resulting in the formation of new, distinct species—groups of reproductively isolated populations.
21.2K
What is Population Genetics?
64.7K
A population is composed of members of the same species that simultaneously live and interact in the same area. When individuals in a population breed, they pass down their genes to their offspring. Many of these genes are polymorphic, meaning that they occur in multiple variants. Such variations of a gene are referred to as alleles. The collective set of all the alleles within a population is known as the gene pool.
64.7K
What is Genetic Engineering?
80.2K
Overview
80.2K


