homocysteine

简明释义

英[/ˌhoʊmoʊˈsɪtiːn/]美[/ˌhoʊmoʊˈsɪtiːn/]

n. [生化] 同型半胱氨酸；高半胱氨酸；巯基丁氨酸

英英释义

单词用法

同义词

反义词

例句

1.Methylation with TMG helps to convert the undesirable chemical homocysteine into the amino acid methionine.

甜菜碱的甲基化有利于转换同型半胱氨酸为氨基酸蛋氨酸。

2.To investigate the relationship between plasma homocysteine (HCY) and insulin sensitivity in coronary heart disease (CHD).

目的：了解冠心病患者血浆同型半胱氨酸(HCY)与胰岛素敏感性的关系。

3.The vitamins were chosen because they control the amounts of an amino acid called homocysteine in the blood.

选用维生素是因为他们控制了血液中一种叫高半胱氨酸的氨基酸的含量。

4.Objective to analyze the main non hereditary factors influencing plasma homocysteine level in patients with coronary heart disease.

目的分析影响冠心病人血浆同型半胱氨酸水平的主要非遗传因素。

5.Objective to analyze the main non hereditary factors influencing plasma homocysteine level in patients with coronary heart disease.

目的分析影响冠心病人血浆同型半胱氨酸水平的主要非遗传因素。

6.B vitamins can help stifle homocysteine, an amino acid that damages blood vessels.

维生素b可以帮助阻止高半胱氨酸，它是损害血管的一种氨基酸。

7.Background: Elevated total homocysteine levels are associated with a higher risk for venous thromboembolism.

背景——升高的总高半胱氨酸水平与较高的静脉血栓栓塞形成风险相关。

8.Elevated levels of homocysteine can increase the risk of cardiovascular diseases.

升高的同型半胱氨酸水平可能增加心血管疾病的风险。

9.Research indicates that high homocysteine levels may be linked to cognitive decline.

研究表明，高同型半胱氨酸水平可能与认知衰退有关。

10.Doctors often check homocysteine levels in patients with a family history of heart disease.

医生通常会检查有家族心脏病史患者的同型半胱氨酸水平。

11.Patients with kidney disease may have elevated homocysteine levels.

肾病患者可能会有升高的同型半胱氨酸水平。

12.A diet rich in B vitamins can help lower homocysteine levels.

富含B族维生素的饮食可以帮助降低同型半胱氨酸水平。

作文

Homocysteine is an amino acid that is produced in the body during the metabolism of another amino acid called methionine. Elevated levels of homocysteine (同型半胱氨酸) in the blood have been associated with various health issues, particularly cardiovascular diseases. Understanding homocysteine is crucial for both medical professionals and individuals who are conscious about their health. Firstly, it is important to note how homocysteine is formed and its role in the body. When we consume protein-rich foods, methionine is released and subsequently converted into homocysteine. Normally, this amino acid is converted back into methionine or transformed into other substances like cysteine, depending on the body's needs. However, certain factors can lead to elevated levels of homocysteine, including genetic predispositions, vitamin deficiencies (especially vitamins B6, B12, and folate), and lifestyle choices such as smoking and lack of physical activity.The significance of monitoring homocysteine levels cannot be overstated. Research has shown that high levels of homocysteine can damage blood vessels and promote blood clots, which can increase the risk of heart attacks and strokes. This makes it essential for individuals, especially those with a family history of heart disease, to have their homocysteine levels checked regularly. Furthermore, understanding the dietary implications of homocysteine is vital. Consuming foods rich in folate, such as leafy greens, legumes, and fortified cereals, can help lower homocysteine levels. Similarly, adequate intake of vitamins B6 and B12 found in fish, poultry, eggs, and dairy products also plays a key role in maintaining healthy homocysteine levels. Incorporating these nutrients into one’s diet can serve as a preventive measure against the adverse effects associated with elevated homocysteine. In addition to dietary factors, lifestyle changes can significantly impact homocysteine levels. Regular exercise, quitting smoking, and maintaining a healthy weight can contribute to lowering homocysteine. These lifestyle modifications not only benefit homocysteine levels but also improve overall health and well-being. In conclusion, homocysteine is more than just a biochemical compound; it is a marker for potential health risks, particularly related to cardiovascular health. By understanding the factors that influence homocysteine levels and taking proactive steps to manage them through diet and lifestyle choices, individuals can significantly reduce their risk of serious health conditions. Awareness and education about homocysteine can empower people to make informed decisions about their health and contribute to a healthier society overall.

同型半胱氨酸是体内在代谢另一种氨基酸——蛋氨酸的过程中产生的一种氨基酸。血液中同型半胱氨酸（homocysteine）水平升高与多种健康问题相关，尤其是心血管疾病。理解homocysteine对医疗专业人员和关注自身健康的个人都至关重要。首先，了解homocysteine的形成及其在身体中的作用非常重要。当我们摄入富含蛋白质的食物时，蛋氨酸被释放并随后转化为homocysteine。通常，这种氨基酸会被转化回蛋氨酸或根据身体的需要转变为其他物质，如半胱氨酸。然而，某些因素可能导致homocysteine水平升高，包括遗传倾向、维生素缺乏（尤其是维生素B6、B12和叶酸）以及生活方式选择，如吸烟和缺乏锻炼。监测homocysteine水平的重要性不容小觑。研究表明，高水平的homocysteine会损害血管并促进血栓形成，从而增加心脏病发作和中风的风险。这使得个体，特别是那些有心脏病家族史的人，定期检查homocysteine水平变得至关重要。此外，理解饮食对homocysteine的影响也至关重要。摄入富含叶酸的食物，如绿叶蔬菜、豆类和强化谷物，可以帮助降低homocysteine水平。同样，适量摄入鱼类、家禽、鸡蛋和乳制品中发现的维生素B6和B12也在维持健康的homocysteine水平中发挥关键作用。将这些营养素纳入饮食可以作为预防措施，以应对与高homocysteine相关的不良影响。除了饮食因素，生活方式的改变也可以显著影响homocysteine水平。规律的锻炼、戒烟和保持健康体重都能帮助降低homocysteine。这些生活方式的调整不仅有利于homocysteine水平，还能改善整体健康和幸福感。总之，homocysteine不仅仅是一种生化化合物；它还是潜在健康风险的标志，特别是与心血管健康相关。通过了解影响homocysteine水平的因素，并采取主动措施通过饮食和生活方式选择来管理它们，个体可以显著降低严重健康状况的风险。对homocysteine的意识和教育可以赋予人们做出明智健康决策的能力，并为整体健康社会做出贡献。