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一种用于表型抗微生物敏感性测试的快速细菌标记方法.

Joseph D Kittle1, Joel S Lwande1, Monika M Jangir2

  • 1CytoSPAR, 500 Carteret Street, Suite D, Beaufort, SC 29902 USA.

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概括

一种新的细菌标记抗生素敏感性测试 (BLAST) 在6小时内提供结果,克服了慢速的传统方法. 这种快速抗微生物敏感性测试 (AST) 有助于更快地做出细菌感染的治疗决定.

关键词:
抗微生物药物 抗微生物药物这就是点击化学.诊断 诊断 诊断 的 诊断美国大肠杆菌 (E. coli).光是一种光效应.易感性 易感性 易感性尿液 尿液 尿液

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科学领域:

  • 临床微生物学 临床微生物学
  • 诊断创新是一种创新.
  • 药物耐药性的研究研究.

背景情况:

  • 由于越来越多的抗药性病原体,细菌感染带来了诊断和治疗的挑战.
  • 目前的抗微生物敏感性测试 (AST) 需要长时间的细菌隔离,延迟患者护理和抗生素管理.
  • 更快的AST结果对于改善患者的治疗结果,有效使用抗生素和降低成本至关重要.

研究的目的:

  • 为了评估一种名为"细菌标记抗生素敏感性测试" (BLAST) 的新型快速诊断方法.
  • 评估BLAST在确定常见尿路感染病原体对抗生素敏感性的性能.
  • 为了将BLAST的结果与准确性和速度的既定参考方法进行比较.

主要方法:

  • BLAST利用代谢标记和点击化学来检测新合成的细菌蛋白质.
  • 抗生素抑制蛋白质生物合成的测量是使用96井格式的光阅读器进行的.
  • 该方法在各种细菌生长条件下进行了测试,包括细菌人工尿样,在一系列的注射剂中.

主要成果:

  • 在6小时内,BLAST成功确定了针对11种抗生素的グラム阳性和グラム阴性病原体的最小抑制度 (MIC) 值.
  • 通过BLAST获得的MIC值与参考微稀释 (rBMD) 方法和CLSI质量控制范围的MIC值保持一致.
  • 该方法在细菌人工尿液培养上进行测试时,与rBMD结果一致.

结论:

  • 细菌标记抗生素敏感性测试 (BLAST) 为AST提供了一个快速和可扩展的解决方案.
  • 这种创新方法可以显著减少细菌敏感性测试结果的时间.
  • BLAST有可能改善临床环境中的患者管理和抗生素管理.