antibacterial spectrum

简明释义

抗菌型谱

英英释义

例句

1.Understanding the antibacterial spectrum 抗菌谱 of a drug helps in prescribing the correct treatment for infections.

了解药物的抗菌谱 抗菌谱有助于为感染开处方正确的治疗。

2.The antibacterial spectrum 抗菌谱 of this medication includes both Gram-positive and Gram-negative bacteria.

这种药物的抗菌谱 抗菌谱包括革兰氏阳性和革兰氏阴性细菌。

3.The new antibiotic shows a broad antibacterial spectrum 抗菌谱, making it effective against various bacterial infections.

这种新抗生素显示出广泛的抗菌谱 抗菌谱，使其对多种细菌感染有效。

4.When selecting an antibiotic, it's crucial to consider its antibacterial spectrum 抗菌谱 to ensure it targets the right pathogens.

在选择抗生素时，考虑其抗菌谱 抗菌谱至关重要，以确保其针对正确的病原体。

5.Research is ongoing to expand the antibacterial spectrum 抗菌谱 of existing antibiotics to combat resistant strains.

研究正在进行中，以扩大现有抗生素的抗菌谱 抗菌谱，以对抗耐药菌株。

作文

The term antibacterial spectrum refers to the range of bacteria that a particular antibiotic can effectively target and inhibit. Understanding the antibacterial spectrum of an antibiotic is crucial for healthcare professionals when prescribing treatment for bacterial infections. Different antibiotics have varying efficacies against different types of bacteria, which can be broadly categorized as either Gram-positive or Gram-negative. Gram-positive bacteria are characterized by their thick peptidoglycan layer in the cell wall, while Gram-negative bacteria have a more complex cell wall structure, making them generally more resistant to certain antibiotics.For instance, penicillin is known for its strong activity against Gram-positive bacteria such as Streptococcus and Staphylococcus species. Its antibacterial spectrum is relatively narrow, which means it is not effective against many Gram-negative bacteria. On the other hand, broad-spectrum antibiotics like tetracycline can target a wider variety of bacteria, including both Gram-positive and Gram-negative organisms. This characteristic makes broad-spectrum antibiotics particularly useful in treating mixed infections where the specific causative agent is unknown.However, the use of broad-spectrum antibiotics comes with its own set of challenges. Over-reliance on these drugs can lead to the development of antibiotic resistance, as they can disrupt the normal flora of the body, allowing resistant strains to proliferate. Therefore, understanding the antibacterial spectrum of an antibiotic not only aids in selecting the appropriate treatment but also plays a significant role in combating the global issue of antibiotic resistance.In addition to clinical implications, the antibacterial spectrum has important ramifications in research and development. Pharmaceutical companies invest significant resources in discovering new antibiotics with unique antibacterial spectra to address the growing problem of resistant bacteria. The emergence of multi-drug resistant organisms has prompted scientists to explore novel compounds and alternative therapies, such as bacteriophage therapy, which utilizes viruses that specifically target bacteria.Moreover, the antibacterial spectrum is not static; it can evolve over time due to genetic mutations in bacteria and the selective pressure exerted by antibiotic use. Monitoring and studying these changes is essential for public health initiatives aimed at controlling infections and minimizing the impact of antibiotic resistance.In conclusion, the concept of antibacterial spectrum is fundamental in the field of microbiology and pharmacology. It helps guide the selection of appropriate antibiotics for treating infections and informs strategies to combat antibiotic resistance. As we continue to face new challenges in infectious disease management, a thorough understanding of the antibacterial spectrum will be vital for both current and future healthcare practices.

“抗菌谱”一词指的是特定抗生素能够有效靶向和抑制的细菌范围。理解抗生素的抗菌谱对于医疗专业人员在开处方治疗细菌感染时至关重要。不同的抗生素对不同类型的细菌具有不同的疗效，这些细菌可以大致分为革兰阳性菌和革兰阴性菌。革兰阳性菌的特点是其细胞壁中厚厚的肽聚糖层，而革兰阴性菌则具有更复杂的细胞壁结构，使它们通常对某些抗生素更具抵抗力。例如，青霉素以其对革兰阳性细菌（如链球菌和金黄色葡萄球菌）的强效活动而闻名。其抗菌谱相对狭窄，这意味着它对许多革兰阴性细菌无效。另一方面，广谱抗生素如四环素可以靶向更广泛的细菌，包括革兰阳性和革兰阴性生物体。这一特性使广谱抗生素在治疗病因不明的混合感染时特别有用。然而，广谱抗生素的使用也带来了自身的一系列挑战。过度依赖这些药物可能导致抗生素耐药性的产生，因为它们可能会破坏体内的正常菌群，从而允许耐药菌株的繁殖。因此，理解抗生素的抗菌谱不仅有助于选择合适的治疗方案，还在应对全球抗生素耐药性问题方面发挥了重要作用。除了临床意义外，抗菌谱在研究和开发中也具有重要的影响。制药公司在发现具有独特抗菌谱的新抗生素方面投入了大量资源，以应对日益严重的耐药细菌问题。多重耐药生物体的出现促使科学家探索新的化合物和替代疗法，例如利用专门靶向细菌的病毒进行的噬菌体疗法。此外，抗菌谱并不是静态的；由于细菌中的基因突变和抗生素使用施加的选择压力，它可能随着时间的推移而演变。监测和研究这些变化对于旨在控制感染和最小化抗生素耐药性影响的公共卫生倡议至关重要。总之，抗菌谱的概念在微生物学和药理学领域是基本的。它有助于指导选择适当的抗生素来治疗感染，并为应对抗生素耐药性提供信息。随着我们继续面临传染病管理的新挑战，深入理解抗菌谱对当前和未来的医疗实践至关重要。