各种聚合物材料的生物损伤的真菌微生物群
Valeri Bagiyan1, Narine Ghazanchyan2, Nune Khachaturyan2
1Microbial Depository Center of the Scientific and Production Center of "Armbiotechnology" of NAS RA, Yerevan, 0056, Armenia. valbeg@mail.ru.
概括
聚合物的微生物污染主要是由阿斯伯吉勒斯,尼西和其他真菌. 使用来自太空技术的菌株的新型真菌套件有效评估聚合物真菌耐药性和生物稳定性.
科学领域:
- 微生物学 微生物学
- 材料科学 材料科学 材料科学
- 太空技术 太空技术
背景情况:
- 微生物污染对合成聚合物产生影响,特别是在太空技术应用中.
- 占主导地位的污染物属包括阿斯伯吉卢斯,Penicillium,Alternaria和Trichoderma.
- 的酶性质是聚合物生物污染活性的关键.
研究的目的:
- 研究特定真菌菌株在合成聚合物上的生物污染活性.
- 开发和提出用于评估聚合物真菌耐药性的新型真菌套件.
- 为了比较新的抗真菌套装与现有套装的疗效.
主要方法:
- 来自微生物存储中心的真菌菌株的酶性质分析.
- 在聚合物上测试像Aspergillus fumigatus和Penicillium chrysogenum这样的真菌的生物污染活性.
- 从生物损坏的太空技术聚合物中分离出来的2-5个菌株的新型真菌套件的开发.
- 使用加速气候测试对聚合物真菌耐药性的比较评估.
主要成果:
- 确定了特定的真菌菌株 (例如,Aspergillus fumigatus,Penicillium chrysogenum),在聚乙烯和聚乙烯四甲酸盐上表现出生物污染活性.
- 开发了新的真菌套件,其中包含从生物损坏的太空技术聚合物中分离出来的2-5个菌株.
- 证明了使用来自生物损伤空间技术的菌株的新套件通常超过了以前使用的套件的活性.
- 确立了从生物损伤的太空技术中分离出来的菌株在评估聚合物生物稳定性方面的优势.
结论:
- 从生物损坏的太空技术聚合物中分离出来的真菌为评估聚合物真菌耐药性提供了优势.
- 开发的真菌套件对于评估各种合成聚合物的生物稳定性是有效的.
- 优化的真菌套件有可能用于航空和太空应用中的生物降解测试和生物稳定性评估.
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