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乳制品废水分离体Escherichia sp. 的外聚糖. UW6:从RSM驱动的产量提升到结构功能洞察力

Ishpreet Kaur¹, Megha Gautam¹, Bhawna Bhardwaj¹

¹Department of Microbiology and Biotechnology, IIS (Deemed to be University), Jaipur, Rajasthan, 302020, India.

International journal of biological macromolecules

|November 22, 2025

概括

这项研究优化了从Escherichia sp.产生的外聚糖 (EPS) 的产生. UW6,证明了它们在废水处理中的有效性. 这些微生物EPS提供了一个可持续的,环保的替代品,用于环境修复的化学凝固剂.

科学领域:

微生物学微生物学
生物化学生物化学
环境科学环境科学

背景情况:

乳制品废水中含有能够产生外聚糖 (EPS) 的微生物.
环保聚合物是生物聚合物,在包括废水处理在内的各种行业中具有潜在的应用.
埃舍里希亚 sp. 的种类. UW6从乳制品废水中分离出来,并对EPS生产进行选.

研究的目的:

优化从Escherichia sp.产生的EPS的生产使用响应表面方法的UW6.
描述产生的EPS的物理化学特性.
评估EPS在处理各种类型废水中的有效性.

主要方法:

用于EPS生产的乳制品废水分离物的选.
优化EPS生产使用六要素盒式设计 (BBD).
使用FTIR,NMR,HPLC,SEM,XRD,DLS和元素分析进行EPS的表征.
评估EPS的功能性质 (乳化,花) 和废水处理中的性能.

主要成果:

埃舍里希亚 sp. 的种类. 在优化条件下 (pH5.4,38°C,138小时),UW6产生了大量的EPS (67.52±1.07μg/mg).
鉴定出EPS是一种具有特定分支结构的异多糖.
通过EPS,可以有效地从各种工业废水中去除硫酸盐,化物,BOD,TSS和COD,并显著减少和pH向中性转移.

结论:

从Escherichia sp.中优化EPS的生产 UW6是可行的,并产生高质量的生物聚合物.
具有特点的EPS具有出色的乳化和花化性能.
微生物EPS作为化学凝固剂的可持续和环保替代品,用于有效的废水整治,推进绿色整治技术.

关键词:

在BBD和BBD中,它是BBD.乳化活动的乳化活性.埃舍里希亚 sp. 的种类.在外聚糖类中,含有外聚糖类.化活动的花活动.

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