purines

简明释义

英[ˈpjʊəraɪnz]美[ˈpjʊrɪnz]

n. [有化]嘌呤（purine 的复数）

英英释义

单词用法

同义词

反义词

例句

1.The dietary restriction of purines, protein and fat intake is effective to control serum uric acid level and protect renal function.

高尿酸血症患者限制饮食中的嘌呤、蛋白质和脂肪的摄入量有利于控制血尿酸水平和保护肾功能。

2.Firstly, the analysis method of purines in beer was established with the reverse - phase ion pair chromatography (PR-IPC).

本文首先建立了啤酒中嘌呤类物质的反相离子对色谱(PR - IPC)分析方法。

3.The most abundant bases are cytosine, thiamine , and uracil ( pyrimidines ) and adenine and guanine ( purines ) .

最丰富的碱基是胞嘧啶， 胸腺嘧啶， 尿嘧啶，腺嘌呤和鸟嘌呤。

4.Purines and pyrimidines have widespread and specific action in many tissues of both invertebrates and vertebrates.

在脊椎类和无脊椎类动物的多种组织中，嘧啶与嘌呤类物质具有广泛的特异性作用。

5.Objective: To investigate the influence of different contents of purines in diets on serum uric acid and its excretion in hyperuricemic elderly men.

目的：探讨不同嘌呤含量饮食对老年男性原发性高尿酸血症血尿酸及肾脏尿酸排出的影响。

6.It is important in the growth and reproduction of cells, participating in the synthesis of purines and thymine.

在细胞生长和再生中也很重要，参与了嘌呤和嘧啶的合成。

7.Adenine and guanine are purines and cytosine and thymine are pyrimidines.

腺嘌呤和鸟嘌呤是嘌呤和胞嘧啶和胸腺嘧啶是嘧啶。

8.Certain types of fish are known to be rich in purines.

某些类型的鱼被认为富含嘌呤。

9.Patients with gout are often advised to limit their intake of purines.

痛风患者通常被建议限制摄入嘌呤。

10.A diet low in purines can help manage kidney health.

低嘌呤饮食有助于管理肾脏健康。

11.The body breaks down purines into uric acid.

身体将嘌呤分解为尿酸。

12.Foods high in purines can lead to increased uric acid levels.

富含嘌呤的食物可能导致尿酸水平升高。

作文

Purines are essential organic compounds that play a crucial role in various biological processes. They are one of the two classes of nitrogenous bases that make up nucleotides, which are the building blocks of DNA and RNA. The most common purines include adenine and guanine, which are vital for the synthesis of nucleic acids. In addition to their role in genetics, purines (嘌呤) also contribute to energy metabolism through molecules like ATP (adenosine triphosphate), which is often referred to as the energy currency of the cell.The human body naturally produces purines (嘌呤) through a process known as de novo synthesis, where simpler molecules are transformed into more complex ones. Additionally, purines (嘌呤) can be obtained from dietary sources, particularly from foods high in protein such as meat, fish, and certain legumes. However, excessive intake of purines (嘌呤) can lead to health issues, including gout, a form of arthritis characterized by painful inflammation in the joints.Gout occurs when there is an accumulation of uric acid in the bloodstream, which is a byproduct of purine (嘌呤) metabolism. When the levels of uric acid become too high, it can crystallize in the joints, causing intense pain and swelling. Therefore, individuals with a predisposition to gout are often advised to monitor their purine (嘌呤) intake by limiting foods rich in these compounds.In addition to its implications for gout, purines (嘌呤) have been studied for their potential impact on other health conditions. Research suggests that a diet high in purines (嘌呤) may be linked to an increased risk of kidney stones and cardiovascular diseases. As a result, understanding the role of purines (嘌呤) in our diet is important for maintaining overall health.Moreover, the metabolism of purines (嘌呤) is a complex process that involves several enzymes. These enzymes help break down purines (嘌呤) into uric acid and facilitate their excretion through the kidneys. Any disruption in this metabolic pathway can lead to health problems. For instance, certain genetic disorders can affect purine (嘌呤) metabolism, resulting in conditions such as xanthinuria, where individuals cannot adequately break down xanthine, another purine (嘌呤) derivative.In conclusion, purines (嘌呤) are vital components of our biological systems, influencing everything from genetic expression to energy production. While they are necessary for our health, it is essential to maintain a balanced intake to prevent potential health issues. Understanding the role of purines (嘌呤) can help individuals make informed dietary choices, thereby promoting better health outcomes and preventing diseases related to purine (嘌呤) metabolism.

嘌呤是重要的有机化合物，在各种生物过程中发挥着关键作用。它们是构成核苷酸的两类氮碱基之一，核苷酸是DNA和RNA的基本组成部分。最常见的嘌呤包括腺嘌呤和鸟嘌呤，它们对核酸的合成至关重要。除了在遗传学中的作用外，嘌呤（purines）还通过ATP（腺苷三磷酸）等分子参与能量代谢，ATP通常被称为细胞的能量货币。人体通过一种称为“从头合成”的过程自然产生嘌呤（purines），其间简单分子转变为更复杂的分子。此外，饮食来源也可以获得嘌呤（purines），尤其是来自高蛋白食品，如肉类、鱼类和某些豆类。然而，过量摄入嘌呤（purines）可能导致健康问题，包括痛风，这是一种以关节疼痛炎症为特征的关节炎。当血液中尿酸积累时，就会发生痛风，尿酸是嘌呤（purines）代谢的副产品。当尿酸水平过高时，它可能在关节中结晶，导致剧烈的疼痛和肿胀。因此，具有痛风倾向的个体通常被建议监测他们的嘌呤（purines）摄入，通过限制富含这些化合物的食物。除了对痛风的影响外，嘌呤（purines）也因其对其他健康状况的潜在影响而受到研究。研究表明，富含嘌呤（purines）的饮食可能与肾结石和心血管疾病的风险增加有关。因此，了解嘌呤（purines）在饮食中的作用对于维持整体健康至关重要。此外，嘌呤（purines）的代谢是一个复杂的过程，涉及多种酶。这些酶帮助将嘌呤（purines）分解为尿酸，并促进其通过肾脏排泄。此代谢途径的任何干扰都可能导致健康问题。例如，某些遗传性疾病会影响嘌呤（purines）代谢，导致如黄嘌呤尿症等疾病，患者无法充分分解黄嘌呤，黄嘌呤是另一种嘌呤（purines）衍生物。总之，嘌呤（purines）是我们生物系统的重要组成部分，影响从基因表达到能量生产的一切。虽然它们对我们的健康是必要的，但保持平衡的摄入以预防潜在的健康问题至关重要。了解嘌呤（purines）的作用可以帮助个人做出明智的饮食选择，从而促进更好的健康结果并预防与嘌呤（purines）代谢相关的疾病。