如何将肠道微生物群作为打击多药耐药生物体的目标?
Benjamin Davido1, Blair Merrick2, Ed Kuijper3
1Infectious Diseases Department, Raymond-Poincaré University Hospital, AP-HP, Paris-Saclay University, Garches, France.
The Lancet. Microbe
|February 21, 2025
概括
抗微生物药物耐药性是一个主要的公共卫生威胁. 新型肠道微生物组干预措施,如便微生物种移植和菌体疗法,在打击多药耐药生物殖民方面显示出前景.
科学领域:
- 微生物学 微生物学
- 公共卫生 公共卫生
- 传染性疾病 传染性疾病
背景情况:
- 抗菌素耐药性 (AMR) 构成了全球重大健康挑战,降低了抗生素的有效性,并使传染病管理复杂化.
- 多药耐药生物体 (MDROs) 的肠道殖民,包括多药耐药的肠道细菌和抗万科胺素的肠球菌,与更高的发病率,死亡率和医疗保健费用有关.
研究的目的:
- 审查当前关于肠道微生物组在预防MDRO殖民中的作用的研究.
- 探索针对肠道微生物组的创新干预措施,作为对抗药物耐药性危机的潜在解决方案.
主要方法:
- 现有科学发现的系统综合.
- 对干预措施的分析,如便微生物群移植,益生菌,菌体治疗和细菌联盟.
主要成果:
- 肠道微生物组在防止MDROs殖民方面发挥着至关重要的作用.
- 一些创新的干预措施显示出预防或治疗MDRO殖民化的潜力.
结论:
- 针对肠道微生物群的干预措施提供了有希望的策略,以应对抗微生物药物耐药性日益增长的威胁.
- 对这些新型疗法的进一步研究和开发对于减轻MDROs的影响至关重要.
相关概念视频
Drugs Affecting GI Tract Motility: Antimicrobials as Antidiarrheal Agents
106
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...
106
Combined Effects of Drugs: Synergism
3.7K
Synergism is a useful mechanism where combining two or more drugs is more effective than each constituent used alone. Such combinations are also called supra-additive interactions. The drugs collectively enhance the final therapeutic effect by acting on different targets. Another advantage is that the low dose of each constituent drug is sufficient to achieve the desired effect. This helps reduce the duration of therapy and lower the adverse effects of these drugs.
Such synergistic combinations...
Such synergistic combinations...
3.7K
Treating Helicobacter pylori in Peptic Ulcers: Antimicrobial Therapy
319
Helicobacter pylori, a resilient gram-negative bacterium, can thrive in the stomach's harsh, acidic environment. Infection with H. pylori leads to a cascade of events within the stomach lining. One of the critical disruptions caused by this bacterium is the interference with somatostatin production, a hormone responsible for regulating acid secretion. This interference tips the balance, escalating acid secretion and diminishing bicarbonate levels. This imbalance compromises the defensive...
319
Defense 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
Bacterial Flora of the Large Intestine
373
The gut microbiome is formed by a vast and diverse community of bacteria that colonizes our large intestine. These bacteria start residing in the gut from birth and continue diversifying throughout life, influenced by factors such as diet, lifestyle, and stress. The gut bacterial community also includes bacteria from food and those that enter the colon through the anus.
The normal gut flora of the colon plays a critical role in generating essential vitamins such as vitamins K, B5, and B7.
The normal gut flora of the colon plays a critical role in generating essential vitamins such as vitamins K, B5, and B7.
373


