测试开发高通量药物查对抗菌根菌的测试
Gabriel S Oliveira1, Clara M Bento2, António Pombinho3
1i3S - Instituto de Investigação e Inovação em Saúde da Universidade do Porto; ICBAS - Instituto de Ciências Biomédicas Abel Salazar, Universidade do Porto.
Journal of visualized experiments : JoVE
|November 11, 2024
概括
由于耐药性很高,开发针对Mycobacterium abscessus (Mab) 感染的新疗法至关重要. 开发了一种新型的高通量选试验,以快速识别对这种具有挑战性的细菌有效的药物.
科学领域:
- 微生物学 微生物学
- 药物发现 药物发现 药物发现
- 传染性疾病 传染性疾病
背景情况:
- 由于内在的耐药性,Mycobacterium abscessus感染带来了重大治疗挑战,类似于多药耐药结核病.
- 目前的治疗方案往往是无效的,导致患者不良的服从和急需新的治疗策略.
- 药物再利用提供了一个有前途的途径,通过利用现有药物来识别新的治疗方法,从而加速药物开发过程.
研究的目的:
- 开发和验证一种高通量药物查试验,用于识别针对Mycobacterium abscessus的新型治疗剂.
- 建立一种快速可靠的方法来评估药物查中的细菌活力,减少时间和变异性.
- 促进发现有效的药物来对抗耐药性Mycobacterium疹感染.
主要方法:
- 开发一种Mycobacterium abscessus的内部双报告菌株,以提高查能力.
- 利用液体处理机器人,自动化显微镜和分析,通过发光和光读数快速测量细菌活力.
- 通过选1280种化合物的库来验证试验的有效性,以评估其在检测活性剂方面的有效性.
主要成果:
- 开发的试验允许使用双发光和光读数快速测量细菌活力,无需额外的试剂或步骤.
- 对1280个化合物库的选成功识别了活性化合物,结果得到了现有文献的证实.
- 该试验在检测活性抗 Mycobacterium abscessus 的化合物方面表现出有效性,证实了其实用性.
结论:
- 一种新的,高效的高通量选试验已经成功开发和验证了Mycobacterium abscessus药物发现.
- 这种工具显著减少了测试时间和可变性,为科学界在抗药性感染的斗争中提供了宝贵的资源.
- 该试验提供了一个急需的平台,以加快新药的鉴定,以对抗具有挑战性的Mycobacterium疹感染.
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