抗生素耐药性:仍然是一个令人担忧的问题?
Malcolm R DeBaun1,2, Cara Lai3, Mark Sanchez3
1Department of Orthopaedic Surgery, Harborview Medical Center, Seattle, WA.
概括
抗生素耐药性是全球主要的健康问题. 在骨科创伤患者中适当使用抗生素可以预防感染,并减缓耐药细菌的传播.
科学领域:
- 微生物学 微生物学
- 传染性疾病 传染性疾病
- 公共卫生 公共卫生
背景情况:
- 抗生素耐药性对全球健康构成重大挑战,导致患者发病率增加和医疗保健费用增加.
- 微生物对抗生素的耐药性在进化压力下通过各种细胞机制发展.
- 患有骨科创伤的患者,特别是患有开口骨折的患者,容易感染耐药病原体.
研究的目的:
- 突出抗生素耐药性的公共卫生影响.
- 讨论微生物抗生素耐受性的机制.
- 强调创伤学家在治疗创伤患者抗生素耐药性的作用.
主要方法:
- 关于抗生素耐药机制的现有文献的审查.
- 在骨科创伤环境中分析患者的脆弱性.
- 讨论抗生素预防和治疗中的临床实践.
主要成果:
- 抗生素耐药性是由多种因素驱动的,发达国家和发展中国家之间存在差异.
- 细胞机制使微生物能够对抗生素产生耐受性.
- 骨科创伤患者的开放骨折增加了对抗性病原体的敏感性.
结论:
- 有效的抗生素预防和创伤学家的治疗对于缓解感染至关重要.
- 适当的临床实践可以帮助防止抗生素耐药性在脆弱患者群体中的传播.
更多相关视频
08:58Isolation and Identification of Waterborne Antibiotic-Resistant Bacteria and Molecular Characterization of their Antibiotic Resistance Genes
Published on: March 3, 2023
6.5K
06:42Author Spotlight: Exploring the Antibacterial Effects of Zinc Oxide Nanoparticles in Overcoming Antibiotic Resistance
Published on: September 27, 2024
1.8K
相关概念视频
01:30Development of Antibiotic Resistance
40
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...
40
00:57Antibiotic Selection
54.7K
Overview
54.7K
01:36Mismatch Repair
40.3K
Overview
40.3K
01:31Defense Against Bacterial Pathogens
1.4K
The human immune system is a complex network of cells, tissues, and organs that work together to defend the body against bacterial infections. It consists of various immune cells, each playing a specific role in the defense mechanism.
Phagocytes
Phagocytes are the frontline soldiers of the immune system. They include neutrophils and macrophages. Neutrophils are the most abundant type of white blood cell and are quickly mobilized to the site of infection. Macrophages are larger cells that patrol...
Phagocytes
Phagocytes are the frontline soldiers of the immune system. They include neutrophils and macrophages. Neutrophils are the most abundant type of white blood cell and are quickly mobilized to the site of infection. Macrophages are larger cells that patrol...
1.4K
01:28Antimicrobial Effectiveness
48
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...
48
01:28Gene Regulation in Microbial Communities: Quorum Sensing
39
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,...
39