基于转录基因组的机器学习模型用于预测Pseudomonas aeruginosa中的抗菌耐药性
Ceyda Kula1,2, Irem Erguven1, Berkay Ozcelik1
1Department of Bioengineering, Faculty of Engineering, Marmara University, Istanbul, Türkiye.
Omics : a journal of integrative biology
|December 30, 2025
概括
使用基因表达数据的机器学习模型准确地预测了Pseudomonas aeruginosa的抗微生物耐药性 (AMR). 这确定了涉及多药耐药性的关键基因,为新的诊断工具铺平了道路.
科学领域:
- 微生物学 微生物学
- 基因组学就是基因组学.
- 计算生物学 计算生物学
背景情况:
- 抗菌素耐药性 (AMR) 构成了全球健康的重大威胁,需要先进的检测方法.
- Pseudomonas aeruginosa 是一个主要的病原体,以其适应性和对多药物耐药性的贡献而闻名.
研究的目的:
- 评估基于转录组的机器学习 (ML) 模型在P. aeruginosa.中预测AMR的有效性.
- 识别与抗生素耐药性表型相关的基因表达特征.
主要方法:
- 分析了来自P. aeruginosa的414个临床分离体的转录形状.
- 使用ML算法来预测对塞夫塔齐迪姆,西普罗夫洛克萨,美罗和托布拉米的耐药性.
- 对于每种抗生素,都确定了不同的和共享的转录组签名.
主要成果:
- ML模型显示AMR的高预测精度,托布拉米辛模型达到98.8%的精度和100%的灵敏度.
- 生物膜形成,膜运输和毒性等特定途径被富含耐药分离物.
- 在所有测试的抗生素中,一个由10个基因和10个mRNA组成的核心组被一致地放松了管制,这表明共享的耐药性机制.
结论:
- 基于转录基因的签名显示出开发P. aeruginosa中AMR的机制引导诊断试验的前景.
- 基于转录组的ML模型是预测抗菌素耐药性的有效工具.
- 建议在独立队列中进一步验证.
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