gramicidin

简明释义

英[ˌɡræmɪˈsaɪdɪn]美[ˌɡræmɪˈsaɪdn]

n. [生化] 短杆菌肽

英英释义

单词用法

同义词

反义词

例句

1.The subject of their research was Gramicidin s, an antibiotic which had been isolated in the Soviet Union.

她们研究的科目是短杆菌肽s，这是一种抗菌素。当时，苏联已经成功地离析了这种抗菌素。

2.The subject of their research was Gramicidin s, an antibiotic which had been isolated in the Soviet Union.

她们研究的科目是短杆菌肽s，这是一种抗菌素。当时，苏联已经成功地离析了这种抗菌素。

3.Advances in the studies of Gramicidin s are reviewed.

对短杆菌肽s的研究进展进行了综述。

4.The antibiotic gramicidin is often used to treat bacterial infections.

抗生素gramicidin通常用于治疗细菌感染。

5.Researchers are studying the effects of gramicidin on cell membranes.

研究人员正在研究gramicidin对细胞膜的影响。

6.In some topical ointments, gramicidin is included for its antibacterial properties.

在一些外用药膏中，含有gramicidin以发挥其抗菌特性。

7.The mechanism of action of gramicidin involves disrupting bacterial cell walls.

在gramicidin的作用机制中，涉及破坏细菌细胞壁。

8.Doctors may prescribe gramicidin for ear infections.

医生可能会开处方gramicidin用于耳部感染。

作文

Gramicidin is a fascinating antibiotic that has garnered significant attention in the field of microbiology and pharmacology. This peptide antibiotic, originally isolated from the soil bacterium Bacillus brevis, possesses unique properties that make it effective against a wide range of bacteria. The discovery of gramicidin (格拉米西丁) dates back to the early 20th century, and since then, it has been extensively studied for its mechanism of action and potential applications in medicine. One of the most remarkable features of gramicidin (格拉米西丁) is its ability to disrupt bacterial cell membranes. It operates by forming ion channels within the lipid bilayer of the bacterial membrane, leading to increased permeability. This disruption ultimately results in cell lysis and death of the bacteria. The effectiveness of gramicidin (格拉米西丁) against gram-positive bacteria, such as Staphylococcus aureus, has made it a valuable tool in clinical settings, particularly in treating infections that are resistant to other antibiotics. In addition to its antibacterial properties, gramicidin (格拉米西丁) has also been studied for its potential use in various therapeutic applications. Researchers have explored its role in cancer treatment, where it may help to enhance the efficacy of certain chemotherapeutic agents. Furthermore, its ability to modulate ion transport across membranes has opened doors for investigations into its use in the treatment of cystic fibrosis and other ion channel-related diseases. Despite its advantages, the use of gramicidin (格拉米西丁) is not without challenges. One major concern is the development of resistance among bacterial strains. As with many antibiotics, prolonged or inappropriate use of gramicidin (格拉米西丁) can lead to the emergence of resistant bacteria, limiting its effectiveness. Therefore, ongoing research is essential to understand the mechanisms of resistance and to develop strategies to mitigate this issue. Moreover, the formulation of gramicidin (格拉米西丁) for clinical use poses additional hurdles. Its instability in physiological conditions necessitates the development of novel delivery systems that can ensure its efficacy while minimizing side effects. Advances in nanotechnology and drug delivery systems may hold the key to overcoming these challenges and enhancing the therapeutic potential of gramicidin (格拉米西丁). In conclusion, gramicidin (格拉米西丁) is a remarkable antibiotic with significant implications for medicine. Its unique mechanism of action, coupled with its potential applications in various therapeutic areas, makes it a subject of ongoing research and interest. However, addressing the challenges associated with resistance and formulation will be crucial in harnessing the full potential of gramicidin (格拉米西丁) in clinical practice. As we continue to explore the complexities of bacterial infections and antibiotic resistance, gramicidin (格拉米西丁) remains a beacon of hope in the fight against infectious diseases.