pepsinogen

简明释义

英[pepˈsɪnədʒ(ə)n]美[pepˈsɪnədʒən]

n. 胃蛋白酶原

英英释义

单词用法

同义词

反义词

例句

1.AIM: To explore the matching degree of in situ expression and serum level of pepsinogen C (PGC) in different gastric mucosal biopsies, and to evaluate its value in the diagnosis of gastric cancer.

目的：通过对不同类型胃黏膜活检组织胃蛋白酶原C（PGC）的表达和血清胃蛋白酶原含量的检测，研究二者的匹配程度及其在胃癌筛查与诊断中的价值。

2.AIM: To explore the matching degree of in situ expression and serum level of pepsinogen C (PGC) in different gastric mucosal biopsies, and to evaluate its value in the diagnosis of gastric cancer.

目的：通过对不同类型胃黏膜活检组织胃蛋白酶原C（PGC）的表达和血清胃蛋白酶原含量的检测，研究二者的匹配程度及其在胃癌筛查与诊断中的价值。

3.In this study, the ontogeny of pepsinogen producing cells in rat fundic glands was studied by in situ hybridization using a digoxigenin-labeled RNA probe.

本研究采用地高辛标记的RNA探针，用原位杂交的方法研究了大鼠胃底腺中胃蛋白酶产生细胞的个体发育。

4.The impressively named chief cells secrete pepsinogen which, when it mixes with stomach acid, becomes an enzyme called pepsin.

而令人印象深刻的主细胞则分泌胃蛋白酶原，当它与胃酸混合时，就形成一种酶，叫做胃蛋白酶。

5.The stomach produces pepsinogen to aid in digestion.

胃产生胃蛋白酶原以帮助消化。

6.A deficiency in pepsinogen can lead to digestive issues.

缺乏胃蛋白酶原可能导致消化问题。

7.Certain cells in the gastric mucosa secrete pepsinogen.

胃粘膜中的某些细胞分泌胃蛋白酶原。

8.High acidity in the stomach activates pepsinogen for protein breakdown.

胃中的高酸度激活胃蛋白酶原以分解蛋白质。

9.When food enters the stomach, pepsinogen is converted into pepsin.

当食物进入胃时，胃蛋白酶原被转化为胃蛋白酶。

作文

Digestive enzymes play a crucial role in the process of breaking down food into nutrients that our body can absorb. One such enzyme is pepsinogen, which is an inactive precursor of pepsin, a powerful digestive enzyme. Pepsinogen is secreted by the stomach lining and is activated by the acidic environment within the stomach, specifically by hydrochloric acid. This transformation from pepsinogen to pepsin is essential for the digestion of proteins, as pepsin breaks down complex protein molecules into smaller peptides that can be further digested in the intestines.Understanding the role of pepsinogen in digestion is vital for appreciating how our bodies process food. When we eat, our brain signals the stomach to prepare for incoming food by producing gastric juices, which include pepsinogen. The stomach's acidic conditions are necessary not only for activating pepsinogen but also for creating an environment that helps kill harmful bacteria present in food. This dual function highlights the importance of pepsinogen in both digestion and maintaining our health.Moreover, the regulation of pepsinogen secretion is an interesting aspect of digestive physiology. Factors such as the type of food consumed, stress levels, and overall health can influence the amount of pepsinogen produced. For instance, high-protein meals stimulate the secretion of pepsinogen, while a diet low in protein may result in decreased production. Stress can also impact gastric function, potentially leading to altered levels of pepsinogen and affecting digestion.In certain medical conditions, the levels of pepsinogen can serve as biomarkers. For example, elevated levels of pepsinogen in the blood may indicate gastric inflammation or peptic ulcer disease, while low levels could suggest atrophic gastritis, a condition where the stomach lining thins and loses function. Thus, measuring pepsinogen levels can provide valuable insights into a patient's gastrointestinal health.In conclusion, pepsinogen is more than just a simple digestive enzyme; it is a key player in our body's ability to break down food and absorb nutrients. Understanding its function, regulation, and implications in health can help us appreciate the complexity of our digestive system. By recognizing the significance of pepsinogen, we can better understand the importance of maintaining a healthy diet and lifestyle to support optimal digestive health. As research continues to unfold, the role of pepsinogen may reveal even more about our digestive processes and overall well-being.

消化酶在将食物分解为我们身体可以吸收的营养物质的过程中起着至关重要的作用。其中一种酶是胃蛋白酶原，它是胃蛋白酶的无活性前体，胃蛋白酶是一种强效的消化酶。胃蛋白酶原由胃壁分泌，并在胃内的酸性环境中被激活，特别是通过盐酸。这种从胃蛋白酶原到胃蛋白酶的转变对于蛋白质的消化至关重要，因为胃蛋白酶将复杂的蛋白质分子分解成更小的肽，这些肽可以在肠道中进一步消化。理解胃蛋白酶原在消化中的作用对于欣赏我们的身体如何处理食物至关重要。当我们进食时，大脑会发出信号，让胃准备迎接即将到来的食物，通过产生胃液，其中包括胃蛋白酶原。胃的酸性环境不仅对激活胃蛋白酶原是必要的，而且还有助于杀死食物中存在的有害细菌。这种双重功能突显了胃蛋白酶原在消化和维持健康方面的重要性。此外，胃蛋白酶原分泌的调节是消化生理学的一个有趣方面。饮食类型、压力水平和整体健康状况等因素都可以影响胃蛋白酶原的产生。例如，高蛋白饮食会刺激胃蛋白酶原的分泌，而低蛋白饮食可能导致其减少。压力也会影响胃功能，可能导致胃蛋白酶原水平的变化，从而影响消化。在某些医学条件下，胃蛋白酶原的水平可以作为生物标志物。例如，血液中胃蛋白酶原的升高可能表明胃炎或消化性溃疡病，而低水平可能暗示萎缩性胃炎，这是一种胃壁变薄并失去功能的情况。因此，测量胃蛋白酶原水平可以为患者的胃肠健康提供有价值的见解。总之，胃蛋白酶原不仅仅是一种简单的消化酶；它是我们身体分解食物和吸收营养能力的关键角色。理解其功能、调节和健康影响可以帮助我们欣赏消化系统的复杂性。通过认识到胃蛋白酶原的重要性，我们可以更好地理解保持健康饮食和生活方式以支持最佳消化健康的重要性。随着研究的不断深入，胃蛋白酶原的作用可能会揭示更多关于我们的消化过程和整体健康的信息。