通过使用计算-常规方法,从新型西门菌 (BIOSMNF45) 提高了热稳定性pectinase的产生
Anushka Satpathy1, Koel Mukherjee1, Vinod Kumar Nigam2
1Department of Bioengineering and Biotechnology, Birla Institute of Technology, Mesra, Ranchi, 835215, Jharkhand, India.
Scientific reports
|April 3, 2025
概括
优化的发酵条件显著提高了西安菌的热稳定性pectinase产量6.7折. 碳的百分比和温度是提高工业应用中酸酶产量的关键因素.
科学领域:
- 生物技术是生物技术.
- 酵素工程是什么意思 酵素工程
- 微生物发酵 微生物发酵
背景情况:
- 热稳定性pectinase对于在高温下运行的工业过程至关重要.
- 在全球范围内,对高效的pectinase生产方法的需求正在增加.
- 西安菌株BIOSMNF45表现出高温稳定性pectinase活动.
研究的目的:
- 优化介质成分,以增强来自西蒙菌 (BIOSMNF45) 的pectinase生产.
- 调查一次变量 (OVAT) 和响应表面方法 (RSM) 的综合效应,以优化.
- 确定影响热稳定性pectinase产量的关键因素.
主要方法:
- 使用16S rRNA测序,分离和识别花粉分解性细菌 (Bacillus siamensis BIOSMNF45),使用16S rRNA测序.
- 使用OVAT.进行变量 (化时间,温度,pH,碳,) 的初步选.
- 使用响应表面方法 (RSM) 优化发酵条件.
主要成果:
- 欧瓦特确定了最佳条件:1.00%的pectin,0.40%的酵母提取物,pH 6.0,45°C,150rpm,24小时的潜伏时间.
- 通过对RSM进行优化,热稳定性pectinase产量增加了6.7倍.
- 碳百分比和温度被确定为对pectinase产生最有影响的因素.
结论:
- 优化的发酵条件显著提高了西蒙菌的热稳定性pectinase生产.
- 该研究提供了一种强大的方法,以最大限度地提高工业应用的酶产量.
- 进一步的研究可以集中在扩大生产和探索其他细菌菌株.
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