7つの標的細菌の抗菌剤耐性および消費の共同監視と相関分析 (2017-2023)
Qiao Yuan1, Weimin Zhu2, Zhe Yuan2
1Department of Hospital Infection Control, The First Affiliated Hospital of Chongqing Medical University, No. 1 Youyi Road, Yuzhong District, Chongqing, 400016, China.
Scientific reports
|August 26, 2025
まとめ
抗生物質耐性菌は 世界的に増加しています この研究では,重慶の病院で2017年から2023年にかけての抗菌剤の使用量増加と関連した,病院で獲得された多剤耐性細菌の増加が示されました.
科学分野:
- 微生物学
- 公衆衛生
- 流行病学
背景:
- 抗菌剤耐性 (AMR) は,世界的な健康上の重大な脅威となっています.
- 多剤耐性細菌 (MDRB) は,医療環境でますます流行しています.
- 時間的な傾向と消費の相関を理解することは,AMRの抑制に不可欠です.
研究 の 目的:
- 抗菌剤耐性の時間的傾向を調査する
- 抗菌剤の摂取と病院で得られた細菌の耐性との関係を調べる
- 中国の重慶にある 大規模な病院の 耐性パターンを分析するためです
主な方法:
- 2017年から2023年のバクテリア単離物の遡及分析
- 抗菌剤の消費と耐性率のモニタリング
- 抗菌薬の使用とMDRBの分離率の統計的相関分析
主要な成果:
- 常用抗生物質に対するEscherichia coli,Klebsiella pneumoniae,Pseudomonas aeruginosa,およびAcinetobacter baumanniiの耐性増加が観察されました.
- オクサシリン耐性ステロコクスの増加と ラインゾリド耐性エンテロコクスの増加
- 特定の抗生物質クラス (例えばベータ・ラクタム組合せ,キノロン,セファロスポリン) の摂取量と,対応する耐性細菌の分離率の間の正の相関が発見されました.
結論:
- 病院での抗菌剤の消費は,病院で獲得された多剤耐性細菌の流行と正の相関関係があります.
- 特定の抗生物質のクラスは,標的となる細菌の病原体における抵抗性の増加と関連しています.
- 有効な抗菌管理プログラムは,AMRの上昇傾向を緩和するために不可欠です.
さらに関連する動画
関連する概念動画
Development of Antibiotic Resistance
197
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...
197
Antimicrobial Effectiveness
156
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...
156
Antibiotic Selection
55.2K
Overview
55.2K
Healthcare Associated Infections II: Preventive Measures
2.8K
Essential infection prevention measures are based on the knowledge of the infection chain, the modes of transmission in healthcare settings, and the use of the best practices in all healthcare settings. Compulsory public reporting of healthcare-associated infection rates is needed to allow individuals and the community to make informed choices regarding selecting a healthcare facility.
The best practices for preventing healthcare-associated infections include hand hygiene, patient risk...
The best practices for preventing healthcare-associated infections include hand hygiene, patient risk...
2.8K
Antimicrobial Proteins
5.1K
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...
5.1K
Principles of Disease Surveillance
180
Disease surveillance is the systematic collection, analysis, and interpretation of health data essential to the planning, implementation, and evaluation of public health practice. This process integrates data dissemination to entities responsible for preventing and controlling disease, injury, and disability. Surveillance systems provide crucial information for action, helping public health authorities make informed decisions to manage and prevent outbreaks, ensure public safety, optimize...
180


