阿格尔成分调节了三皮酸盐的产生,影响了抗菌和抗增殖活性
Patrik Macášek1, Adriana Kapustová1, Jitka Viktorová2
1Faculty of Medicine, Institute of Medical Biology, Genetics and Clinical Genetics, Comenius University, Sasinkova 4, 811 08, Bratislava, Slovak Republic.
Current microbiology
|June 20, 2025
概括
菌peptaibol提取物显示出对抗耐药细菌和卵巢癌的承诺. 种植条件显著影响它们的治疗潜力,突出显示了抗菌和抗癌药物开发的新途径.
科学领域:
- 微生物学 微生物学
- 生物化学 生物化学
- 药理学 药理学是指药理学的学科.
背景情况:
- 致病细菌和癌细胞呈现出越来越多的抗药性,需要新的治疗剂.
- ,生物活性从真菌,如Trichoderma spp.,是潜在的候选人,因为他们的膜活性性质.
研究的目的:
- 为了生产和鉴定Trichoderma atroviride O1.1.中的富含peptaibol的提取物.
- 为了评估这些提取物的抗菌,定量感应干扰和抗增殖活动.
主要方法:
- 在不同的光照条件下,Trichoderma atroviride O1 在麦芽提取物亚格 (MA) 上的培养.
- 使用MALDI-TOF质谱法检测peptaibol的产生.
- 对抗黄金葡萄球菌和Pseudomonas aeruginosa的抗菌活性的评估.
- 使用Vibrio campbellii.lii.评估的定数感应干扰.
- 对人类卵巢癌细胞 (2D和3D模型) 测试抗增殖作用.
主要成果:
- 在MA衍生的提取物中证实了peptaibol的生产.
- 提取物显示出对黄金葡萄球菌 (Staphylococcus aureus) 具有显著的抗菌活性,包括对甲基西林耐药菌株.
- 观察到质量控制感应干扰,可比于 gentamycin.
- 提取物对卵巢癌细胞表现出显著的抗增殖活性,在50μg/mL时降低了70%的活力.
- 与基于PDA的提取物相比,麦芽提取物培养有利于抗癌潜力.
结论:
- 特里科德玛阿特罗维里德O1产生具有潜在治疗应用的生物活性提取物.
- 培养条件,特别是MA介质和光/黑暗周期,可以量身定制peptaibol混合物的生物活性.
- 这些发现表明,通过优化真菌种植来开发新型抗微生物和抗癌剂的战略.
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