处于一定环境条件下的微生物培养物中，参与代谢的物质在代谢网络的有关代谢途径中按一定规律流动，形成微生物代谢的物质流。代谢物质的流动过程是一种类似“流体流动”的过程，它具备流动的一切属性，诸如方向性、连续性、有序性、可调性等等，并且可以接受疏导、阻塞、分流、汇流等“治理”，也可能发生“干枯”和“ 溢出（泛滥）” 等现象。可以采用代谢工程提供的方法来推算代谢网络中代谢流的流量分布。
Metabolic flux was analyzed during fermentation, the results showed that glycerol was mainly used for cell growth coupling with formation of dihydroxyacetone, and some byproducts, formic acid, acetic acid, succinic acid and ethanol.
分析发酵过程中代谢流变化,在发酵前期,甘油主要用于菌体生长,伴随着二羟基丙酮的生成,同时有副产物甲酸、乙酸、琥珀酸和乙醇等生成。
参考来源 - 生物柴油副产物甘油生物技术法生产二羟基丙酮·2,447,543篇论文数据，部分数据来源于NoteExpress
根据F - 1和YMU2菌株的主要代谢产物的生成情况比较了二者的代谢流分布。
The metabolic flux of strain YMU2 and recombinant F-1 was analyzed with the formation of main metabolites.
通过物料衡算和线性规划方法建立了进行代谢流分析的数学模型，并首次应用于批式培养过程。
An improved mathematical model of metabolic flux analysis by material balances and linear programming method was established, which was first applied to batch culture process in this paper.
以典型的代谢控制发酵产品鸟苷为例说明了一种基于过程参数的相关分析来研究发酵过程中代谢流迁移的方法。
Taking the typical metabolic control product-guanosine as an example, the method of metabolic flux shift investigation based on process multi-levels parameter correlation analysis was established.
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