在厄瓜多尔从养猪场废水中分离出来的微藻菌株:在极端性条件下有效地去除化合物和生长潜力
Karla Flores-Zambrano1,2, Wilson Tapia2, Pablo Castillejo1,2
1Grupo de Investigación en Biodiversidad, Medio Ambiente y Salud (BIOMAS), Universidad de Las Américas (UDLA), Quito, Ecuador.
Biotechnology reports (Amsterdam, Netherlands)
|March 3, 2025
概括
来自猪废物的原生微藻显示出物理修复的潜力. хлоролобион braunii 有效地去除了化合物,并在极端条件下生长,突出了它们在废水处理中的用途.
科学领域:
- 环境微生物学 环境微生物学
- 物理学的生理学
- 废水处理 废水处理
背景情况:
- 人类活动,特别是厄瓜多尔的猪产量增加,产生了污染和肥胖的污水,造成了严重的污染和肥胖.
- 未经处理的猪污水是自然水体中质污染物的主要来源.
- 使用微藻进行物理修复,为废水中的营养物质去除提供了一个可持续的解决方案.
研究的目的:
- 为了描述猪排水中的本土微藻类.
- 为了评估孤立的微藻的化合物去除能力.
- 为了在各种条件下识别有效的微藻菌株以进行自然疗法.
主要方法:
- 四种微藻菌株的分离和分子识别:Radiococcus polycoccus,Chlorolobion braunii,Micractinium sp.和Desmodesmus multivariabilis.这些菌株的分离和分子识别方法包括:
- 在100毫克L-1N-NH4和49.97毫克L-1N-NO3的初始度下,在12天内评估细胞生长和营养物质 (N-NH4,N-NO3) 的去除.
- 在高 (2000毫克L-1N-NH4) 和极端pH (3和10) 条件下分析生长动力学.
主要成果:
- 烯布朗尼表现出最高的生产率,去除了67.73%的N-NH4和30.59%的N-NO3.
- 在极端的氨条件下,Chlorolobion braunii实现了最高的细胞密度,并且是唯一能够在pH 3下生长的菌株.
- 麦克拉克提尼姆 (Micractinium) sp. 这种植物有很多种. 在性条件下 (pH10) 显示出最高的增长.
结论:
- 从猪排水中分离出来的本土微藻类显示出了废水整治的巨大潜力.
- 罗罗比昂布朗尼和米克拉克 sp. 的使用. 它们表现出适应极端条件的适应性,使它们成为物理修复的有希望的候选人.
- 这些发现支持使用本土微藻菌株来有效地从养猪场废水中去除营养.
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