利用纳米酶作为下一代抗菌剂:从机制到治疗策略
Shanshan Feng1, Zhaoxun Wang2, Yibin Zhang1
1Engineering Research Center for Pharmaceuticals and Equipments of Sichuan Province, Sichuan Industrial Institute of Antibiotics, School of Pharmacy, Chengdu University, Chengdu, 610106, China.
Materials today. Bio
|February 2, 2026
概括
纳米酶,仿制酶的纳米材料,为打击抗菌素耐药性 (AMR) 提供了一个有前途的解决方案. 它们独特的催化特性提供了广泛的抗微生物活性,独立于传统的耐药机制.
科学领域:
- 纳米医学是一种纳米医学.
- 生物技术是生物技术.
- 材料科学 材料科学 材料科学
背景情况:
- 抗菌素耐药性 (AMR) 构成了全球健康的重大威胁,需要超越传统抗生素的新型治疗方法.
- 纳米酶,具有类似酶的催化功能的纳米材料,由于其广泛的活性和抵抗逃避机制,构成了有前途的替代品.
研究的目的:
- 为抗菌目的提供纳米酶应用近期进展的全面审查.
- 阐明纳米酶的分类,催化机制和各种抗菌作用.
- 讨论将基于纳米酶的疗法转化为临床实践的潜力和挑战.
主要方法:
- 关于基于纳米酶的抗微生物策略的最新科学文献的审查.
- 对纳米酶分类,催化机制和抗菌作用的分析.
- 在各种感染模型中评估纳米酶疗效,并讨论临床翻译挑战.
主要成果:
- 纳米酶表现出多方面的抗微生物作用,包括活性氧物种 (ROS) 生成,生物膜破坏和感染微环境调节.
- 在各种感染模型中证明有效,包括皮肤,口腔,眼睛,胃肠道,呼吸道,尿道,全身感染,糖尿病伤口,慢性和真菌感染.
- 纳米酶可以与其他治疗方式协同作用,提高整体治疗结果.
结论:
- 纳米酶具有抗药性病原体的变革潜力,因为它们具有独特的特性和抗药性独立机制.
- 解决诸如生物安全,剂量控制和可扩展生产等挑战对于成功的临床转化至关重要.
- 需要进一步的研究和开发,才能充分实现纳米酶在传染病治疗中的临床实用性.
相关概念视频
01:18Drugs Affecting GI Tract Motility: Antimicrobials as Antidiarrheal Agents
469
Acute diarrhea, a common gastrointestinal disturbance, is characterized by the rapid evacuation of fluid stools, leading to an excessive weight in fluid. This condition typically arises from disorders affecting intestinal water and electrolyte transport. It can be triggered by an increased osmotic load within the intestine, excessive secretion of electrolytes and water, mucosal exudation of protein and fluid, or altered intestinal motility. The primary risks of acute diarrhea are dehydration...
469
01:28Antimicrobial Effectiveness
994
The effectiveness of antimicrobial agents depends on various factors influencing their ability to eliminate microbial populations. Larger microbial populations require more time for complete eradication, emphasizing the importance of population size analysis when evaluating antimicrobial efficacy.Microbial resistance to antimicrobial agents varies significantly. Highly resilient microorganisms include endospores, gram-negative bacteria, and non-enveloped viruses, while prions are exceptionally...
994
01:23Antimicrobial Proteins
14.3K
Antimicrobial proteins are important components of the immune system. They aid the body in combating pathogens by either killing them directly or hindering their replication processes. Four main types of antimicrobial substances are interferons, the complement system, iron-binding proteins, and antimicrobial proteins.
Interferons
Interferons (IFNs) are proteins produced by lymphocytes, macrophages, and fibroblasts infected with viruses. While IFNs cannot prevent viruses from entering and...
Interferons
Interferons (IFNs) are proteins produced by lymphocytes, macrophages, and fibroblasts infected with viruses. While IFNs cannot prevent viruses from entering and...
14.3K
01:13Therapeutic Index
6.8K
The therapeutic index of a drug is a key parameter in pharmacology that quantifies the relative safety of a drug by calculating the ratio between the dose that causes toxicity in half the population (50%) to the dose that proves to be effective for half the population (50%). It provides a spectrum of doses for a particular drug ranging from effective to potentially toxic. To illustrate, consider an anticoagulant agent like warfarin. It possesses a narrow window within its therapeutic index to...
6.8K
01:29Subviral Agents
565
Subviral agents are infectious entities that resemble viruses but lack one or more viral components, such as a capsid or essential replication machinery. These agents include viroids, prions, and satellites, each possessing distinct structural and functional characteristics that influence their mode of infection and replication.Viroids are the simplest subviral agents, consisting of circular, single-stranded RNA molecules without a protein coat. They exclusively infect plants, relying entirely...
565
01:30Therapeutic Communication
8.1K
Communication is a lifelong learning process. Through therapeutic communication, nurses can collect relevant assessment data, provide education and counseling, and interact during nursing interventions. Sending and receiving messages occur through verbal and nonverbal communication techniques and can happen separately or simultaneously.
Verbal communication depends on language or a prescribed way of using words so that people can share information effectively. The critical aspects of verbal...
Verbal communication depends on language or a prescribed way of using words so that people can share information effectively. The critical aspects of verbal...
8.1K