引发抗菌素耐药性的出现和传播的驱动因素是什么? 从一个健康的角度看的观点
Zehong Ye1, Menghan Li2, Yiwen Jing1
1School of Public Health, Shandong Second Medical University, Weifang 261053, China.
Antibiotics (Basel, Switzerland)
|June 25, 2025
概括
抗菌素耐药性 (AMR) 是一个主要的全球卫生危机,每年造成数百万人的死亡和数十亿的经济损失. 解决AMR需要一个综合的"健康"方法,结合人类,动物和环境战略.
科学领域:
- 公共卫生 公共卫生
- 微生物学 微生物学
- 环境科学 环境科学
背景情况:
- 抗菌素耐药性 (AMR) 是一个严重的全球威胁,每年导致近500万人死亡,每年造成73000亿美元的损失.
- 抗菌药物耐药性加剧了医疗保健负担,影响了农业生产力,给经济带来了重大挑战,特别是在低收入和中等收入国家.
研究的目的:
- 审查抗菌素耐药性 (AMR) 发展和传播的机制和驱动因素.
- 通过综合的"一个健康"框架分析抗菌耐药性,考虑人类,动物和环境健康.
主要方法:
- 综合关于AMR机制和驱动因素的当前研究.
- 对内在因素 (抗性基因,移动元素) 和外部驱动因素 (环境,社会经济,政策,气候) 的分析.
- 检查AMR通过横向基因转移和生态压力传播的情况.
主要成果:
- 诸如抗微生物耐药性基因 (ARG) 和移动遗传元素 (MGE) 等内在因素促进了细菌耐药性机制.
- 包括环境压力因素,社会经济实践和气候变化在内的外部驱动因素加速了AMR的扩散.
- 抗菌药物耐药性影响人类健康,农业,食品安全和全球经济.
结论:
- 根据"一个健康模式"的综合战略对于缓解AMR传播至关重要.
- 跨学科合作,强有力的政策实施 (例如,抗菌药物管理) 和创新技术至关重要.
- 解决抗菌药物耐药性对于保护全球健康和确保可持续发展至关重要.
相关概念视频
Antibiotic Selection
55.4K
Overview
55.4K
Development of Antibiotic Resistance
232
Antibiotic resistance is a major public health concern that arises when bacteria evolve mechanisms to withstand the effects of antibiotic treatments. This resistance can be intrinsic, acquired through genetic mutations, or transferred between bacteria via horizontal gene transfer. The development of antibiotic resistance poses significant challenges in treating bacterial infections and necessitates ongoing research to develop new therapeutic strategies.Intrinsic resistance occurs when bacterial...
232
Infection
8.8K
When a pathogen enters the body and reproduces, it can cause an infection, damage body cells, and cause illness symptoms that eventually lead to disease. Therefore, its prevention requires breaking the chain of infection.
The chain begins with pathogens: bacteria, viruses, fungi, prions, or parasites such as protozoa helminths. These can be present on the skin as transient or resident flora, or they can be acquired from the environment. Identifying and treating the type of infection and...
The chain begins with pathogens: bacteria, viruses, fungi, prions, or parasites such as protozoa helminths. These can be present on the skin as transient or resident flora, or they can be acquired from the environment. Identifying and treating the type of infection and...
8.8K
Transduction
144
Among the three main modes of HGT—transformation, conjugation, and transduction—transduction is unique in that it is mediated by bacteriophages, or bacterial viruses.Transduction occurs in two ways. Generalized transduction occurs during the lytic cycle of a bacteriophage infection. In this process, bacteriophages infect bacterial cells, replicate within them, and ultimately cause cell lysis, releasing newly assembled virions. Occasionally, random fragments of the bacterial genome...
144
Gene Regulation in Microbial Communities: Quorum Sensing
97
Quorum sensing is a mechanism of bacterial communication that enables coordinated gene expression in response to changes in population density. This facilitates collective behaviors that enhance survival, resource acquisition, and ecological adaptation. This process relies on small signaling molecules called autoinducers that accumulate as bacterial populations grow. When a critical threshold concentration of autoinducers is reached, bacterial cells collectively modify gene expression,...
97
Antimicrobial Effectiveness
175
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...
175


