新型抗微生物和-微生物组交叉在阿巴拉契亚山皮肤中的
Carly R Muletz-Wolz1,2, Julian Urrutia-Carter3, Owen Osborne4
1Center for Conservation Genomics, Smithsonian's National Zoo & Conservation Biology Institute, Washington, DC, USA. muletzc@si.edu.
NPJ biofilms and microbiomes
|November 20, 2025
概括
研究人员在阿巴拉契亚山中发现了新的抗微生物 (AMP). 一些AMP显示出对抗人类病原体的潜力,为保护和医学提供了洞察力.
科学领域:
- 两动物生物学
- 抗微生物是一种抗微生物.
- 多个omics的多个omics.
背景情况:
- 抗微生物 (AMP) 对于宿主防御至关重要.
- 阿巴拉契亚山脉的鱼拥有多样化的皮肤微生物群落.
- 了解两动物中的AMP可以揭示新的治疗化合物.
研究的目的:
- 在阿巴拉契亚山中发现新的AMP,使用多omics.
- 研究AMPs在塑造皮肤微生物组中的作用.
- 评估已识别的AMP对两动物和人类病原体的抗菌活性.
主要方法:
- 皮肤转录和蛋白质组学在三种鱼物种上使用.
- 确定了200多个候选AMP.
- 对20种合成的被测试了Batrachochytrium dendrobatidis和人类病原体 (ESKAPEE).
主要成果:
- 转录组学揭示了所有个体的AMP,其中Cathelicidins是最普遍的.
- 蛋白质组学在34%的个体中发现了AMP,主要是E. bislineata中的Kinin类.
- AMP组成与皮肤细菌组成相关,表明它在宿主-微生物共生中发挥作用.
- 两种合成的Cathelicidins (Pcin-CATH3和Pcin-CATH5) 显示出对人类病原体的抑制活性:Acinetobacter baumannii,Pseudomonas aeruginosa和埃舍里希亚大肠杆菌.
结论:
- 阿巴拉契山拥有多种多样的AMP,影响它们的皮肤微生物组.
- 已识别的AMP,特别是cathelicidins,显示出对抗人类细菌感染的翻译应用的希望.
- 这些发现支持AMP在保护策略和开发新抗菌疗法的潜在使用.
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