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Blood Studies for Cardiovascular System III: Serum Lipid Profile01:25

Blood Studies for Cardiovascular System III: Serum Lipid Profile

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Understanding serum lipids is crucial for maintaining cardiovascular health and preventing heart disease and stroke.
Serum lipids are fats and fatty substances in the blood and are crucial for various bodily functions, including energy storage, cellular structure, and hormone production. Serum lipids consist of cholesterol, triglycerides, and phospholipids.
Cholesterol is a soft, fat-like substance found in all body cells. It is crucial for producing hormones, vitamin D, and substances that aid...
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Cholesterol: Significance and Regulation01:29

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Although not a source of energy, cholesterol plays a significant role as a foundational structure for bile salts, steroid hormones, and vitamin D, as well as being a crucial component of plasma membranes. Approximately 15% of blood cholesterol is derived from our diet, with the remainder synthesized from acetyl CoA by the liver and intestines. Cholesterol is eliminated from the body through its conversion into bile salts, which are eventually discarded in the feces.
Considering cholesterol and...
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Humans are very diverse and although we share many similarities, we also have many differences. The social groups we belong to help form our identities (Tajfel, 1974). These differences may be difficult for some people to reconcile, which may lead to prejudice toward people who are different. Prejudice is a negative attitude and feeling toward an individual based solely on one’s membership in a particular social group (Allport, 1954; Brown, 2010). Prejudice is common against people who...
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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...
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Lipids are an essential component of a balanced human diet. Triglycerides, which make up the majority of dietary lipids, are found in both saturated fats—commonly present in meat, dairy products, and certain tropical plants like coconut, and hydrogenated oils such as margarine and baking shortenings (trans fats)—and unsaturated fats, which are abundant in seeds, nuts, olive oil, and most vegetable oils. The main sources of cholesterol include egg yolks, various meats and organ...
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Biological membranes show uneven distribution of different types of lipids in the inner and outer layers, resulting in transverse asymmetric membranes. The treatment of the erythrocyte membrane with the enzyme phospholipase confirmed the asymmetric nature of the lipid bilayer. The enzyme hydrolyzes lipids into fatty acids and hydrophilic groups. The phospholipase acts only on the outer layer of the membrane, while the inner layer remains intact. The phospholipase treatment resulted in 80%...
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ディスリピデミアのパターンにおける人種/民族の違い

Ariel T H Frank1, Beinan Zhao, Powell O Jose

  • 1Palo Alto Medical Foundation Research Institute, Palo Alto, CA (A.T.H.F., B.Z., P.O.J., K.M.J.A., L.P.P.) and Kaiser Permanente Center for Health Research Northwest, Portland, OR (S.P.F.).

Circulation
|November 7, 2013
PubMed
まとめ

黒人以外の人種および民族的少数派は,高トリグリセリドおよび低HDLコレステロールの割合が高くなります. これらの脂質不全の格差は,多様な集団における心血管疾患のリスクに影響を与える可能性があります.

キーワード:
エピデミオロジー エピデミオロジーハイパーリポプロテイン血症脂質 脂質 脂質 脂質リポプロテイン (lipoprotein) とは薬剤製薬剤 製薬剤は,薬剤の種類を決定する.リスクファクター リスクファクター リスクファクター

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科学分野:

  • 心臓病学 心臓病学
  • 公衆衛生は公衆衛生である.
  • 健康の格差について

背景:

  • ディスリピデミアは,心血管疾患の重要な危険因子です.
  • 多種多様な人種/少数民族の集団における脱脂症の罹患率に関する研究は限られている.
  • これらの格差を理解することは,標的型心血管疾患の予防に不可欠です.

研究 の 目的:

  • ディスリピデミアの有病率における人種的および民族的差異を調査する.
  • アジア系米国人,メキシコ系米国人,黒人個人を非ヒスパニック系白人と比較して,ディスリピデミアのサブタイプを比較する.

主な方法:

  • 16万9000人以上の成人のプライマリケア患者の3年間の横断データセット (2008年~2011年) の分析.
  • 高トリグリセリド,低HDLコレステロール,高LDLコレステロールの年齢標準化罹患率の計算.
  • 多変数ロジスティック回帰は,年齢,BMI,喫煙状態を調整して,オッズ比率を決定するために使用されます.

主要な成果:

  • ほとんどのマイノリティーサブグループでは,非ヒスパニック系白人と比較して高トリグリセリドの罹患率が増加しており,黒人は例外です.
  • 低HDLコレステロールの増加は,日本人と黒人を除くほとんどのマイノリティーグループで観察されました.
  • アジア系インド人,フィリピン人,日本人,ベトナム人は,非ヒスパニック系白人よりも高い高いLDLコレステロールの流行を示した.

結論:

  • 黒人を除くマイノリティ集団は,高トリグリセリド/低HDLコレステロールの併合型脂質不全症に罹患する傾向が高い.
  • 観察された人種的/民族的脱脂症の違いと心血管疾患の格差を関連付けるため,さらなる調査が必要である.