adenosine diphosphate

简明释义

腺苷二磷酸

英英释义

例句

1.In muscle cells, the rapid conversion of ATP to adenosine diphosphate (腺苷二磷酸) releases energy for contraction.

在肌肉细胞中，ATP迅速转化为腺苷二磷酸（腺苷二磷酸）释放出收缩所需的能量。

2.During cellular respiration, glucose is broken down to produce energy, which is stored in the form of adenosine diphosphate (腺苷二磷酸).

在细胞呼吸过程中，葡萄糖被分解以产生能量，这种能量以腺苷二磷酸（腺苷二磷酸）的形式储存。

3.When a cell needs energy, it converts adenosine diphosphate (腺苷二磷酸) back into ATP.

当细胞需要能量时，它将腺苷二磷酸（腺苷二磷酸）重新转化为ATP。

4.The enzyme ATP synthase helps to convert adenosine diphosphate (腺苷二磷酸) into ATP during photosynthesis.

ATP合成酶在光合作用过程中帮助将腺苷二磷酸（腺苷二磷酸）转化为ATP。

5.Research shows that increasing levels of adenosine diphosphate (腺苷二磷酸) can enhance metabolic activity.

研究表明，提高腺苷二磷酸（腺苷二磷酸）的水平可以增强代谢活动。

作文

Adenosine triphosphate (ATP) is often referred to as the energy currency of the cell. It plays a crucial role in various biological processes, including metabolism, muscle contraction, and nerve impulse transmission. However, when ATP is utilized by the cell for energy, it loses one of its phosphate groups and is converted into adenosine diphosphate (ADP). This transformation is essential for understanding how cells manage their energy resources and how they regenerate ATP for continued function.Adenosine diphosphate (腺苷二磷酸) consists of an adenosine molecule bonded to two phosphate groups. The bond between the second and third phosphate groups in ATP is particularly high-energy, and when it is broken to release energy, ATP becomes ADP. This process is fundamental to cellular respiration, where glucose is broken down to produce ATP. During this metabolic process, the energy released from glucose is used to reattach a phosphate group to ADP, converting it back into ATP. The cycle of ATP to ADP and back again is vital for maintaining the energy balance within the cell. When a cell requires energy, such as during muscle contraction, it uses ATP. Once the energy is released, ATP is transformed into adenosine diphosphate. The cell then needs to regenerate ATP to ensure that it can continue to perform necessary functions. This regeneration occurs primarily in the mitochondria through oxidative phosphorylation, where ADP is phosphorylated back to ATP.Moreover, the significance of adenosine diphosphate extends beyond mere energy transfer. It also acts as a signaling molecule. For instance, when platelets are activated during blood clotting, ADP is released and binds to specific receptors on other platelets, promoting further aggregation and clot formation. This illustrates how adenosine diphosphate not only participates in energy metabolism but also plays a role in critical physiological processes.Understanding the structure and function of adenosine diphosphate can also provide insights into various diseases. For example, conditions such as ischemia can lead to an accumulation of ADP in cells due to insufficient ATP regeneration. This accumulation can trigger pathways that result in cell death and tissue damage. Therefore, studying ADP levels and their regulation can be crucial in developing therapeutic strategies for cardiovascular diseases and other conditions associated with energy metabolism dysfunction.In conclusion, adenosine diphosphate (腺苷二磷酸) is more than just a byproduct of ATP usage; it is a vital component in the energy management system of cells. Its role in energy transfer, signaling, and implications in health and disease makes it an important molecule in biochemistry. A deeper understanding of adenosine diphosphate can enhance our knowledge of cellular processes and inform research aimed at addressing various medical conditions.

腺苷三磷酸（ATP）通常被称为细胞的能量货币。它在各种生物过程中发挥着至关重要的作用，包括代谢、肌肉收缩和神经冲动传递。然而，当细胞利用ATP释放能量时，它会失去一个磷酸基团并转化为腺苷二磷酸（ADP）。这一转变对于理解细胞如何管理其能量资源以及如何再生ATP以继续运作至关重要。腺苷二磷酸（adenosine diphosphate）由一个腺苷分子与两个磷酸基团结合而成。ATP中第二个和第三个磷酸基团之间的键特别高能，当它断裂以释放能量时，ATP便转变为ADP。这个过程是细胞呼吸的基础，在细胞呼吸过程中，葡萄糖被分解以产生ATP。在这个代谢过程中，从葡萄糖中释放的能量用于将磷酸基团重新附加到ADP上，从而将其转化回ATP。ATP与ADP之间的循环对于维持细胞内的能量平衡至关重要。当细胞需要能量时，例如在肌肉收缩期间，它会使用ATP。一旦释放了能量，ATP就转变为腺苷二磷酸。然后，细胞需要再生ATP，以确保它可以继续执行必要的功能。这种再生主要发生在线粒体中，通过氧化磷酸化过程，将ADP磷酸化回ATP。此外，腺苷二磷酸的重要性不仅仅限于能量转移。它还作为信号分子。例如，当血小板在血液凝固过程中被激活时，ADP被释放并结合到其他血小板上的特定受体上，促进进一步的聚集和凝块形成。这表明，腺苷二磷酸不仅参与能量代谢，还在关键生理过程中发挥作用。理解腺苷二磷酸的结构和功能也可以提供对各种疾病的见解。例如，缺血等情况可能导致细胞内ADP的积累，因为ATP再生不足。这种积累可能触发导致细胞死亡和组织损伤的途径。因此，研究ADP水平及其调节对于开发治疗心血管疾病和其他与能量代谢功能障碍相关的疾病的策略至关重要。总之，腺苷二磷酸（adenosine diphosphate）不仅仅是ATP使用的副产品；它是细胞能量管理系统中的重要组成部分。它在能量转移、信号传递以及在健康和疾病中的影响，使其成为生物化学中的重要分子。对腺苷二磷酸的深入理解可以增强我们对细胞过程的认识，并为解决各种医学问题提供信息。