从当地分离的细菌细菌中生产单细胞油,使用棕树叶
Wassan Dawood Musa Al-Obeidi1, Dhafer F Al-Rawi1, Loay H Ali1
1College of Education for Pure Sciences, University of Anbar, Ramadi, Iraq.
International journal of biomaterials
|November 10, 2023
概括
研究人员利用当地的细菌 Bacillus subtilis 和农业废物优化了单细胞油 (SCO) 生产. 隔离C4显示出最高的SCO产量,棕树叶被证明是最有效的. 这种可持续的方法解决了全球石油短缺问题.
科学领域:
- 微生物学和生物技术
- 可持续的资源管理可持续的资源管理
- 生物化学 生化学
背景情况:
- 全球植物和动物油生产短缺需要替代来源.
- 废物造成的环境污染需要创新的利用策略.
- 微生物油 (单细胞油 - SCO) 生产提供了一个可持续的替代方案.
研究的目的:
- 为SCO生产分离和选择* Bacillus subtilis*的高效本地细菌菌株.
- 利用环境废物,特别是棕树叶,作为SCO合成的碳来源.
- 优化种植条件,以最大限度地提高SCO产量和质量.
主要方法:
- 从当地土壤和废物中隔离和选细菌.
- 潜水培养条件的优化:pH 7,30°C,3g/100ml碳源,72小时化.
- 索克斯莱特提取用于石油回收和脂肪酸分析 (GC-MS).
主要成果:
- 选择了四种* Bacillus subtilis*分离物,其中C4分离物显示出最高的SCO产量.
- 与小麦草和相比,棕树叶被确定为最适合的碳来源.
- 提取的SCO含有高百分比的不和脂肪酸,包括酸 (46.03%) 和棕酸 (16.58%).
结论:
- 当地的 * Bacillus subtilis * 菌株可以有效地使用农业废物生产 SCO.
- 优化条件显著提高了SCO产量和质量.
- 产生的SCO富含不和脂肪酸,显示出食品应用和肥生产的潜力.
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