feedback repression

Cellobiose could promote the biosynthesis of t-PA when its concentration is low and could produce feedback repression when its concentration is high .

纤维二糖在低浓度时可以促进t-PA的生物合成而在高浓度时对t-PA生物合成起反馈阻遏作用。

The biosynthesis of spiramycin ( SPM ) by streptomyces spiramyceticus sp.799 was regulated by carbon and nitrogen catabolite repression as well as end products feedback repression .

本文采用强烈因子处理的诱变方法，配合理性化筛选技术，有意识地消除一些分解代谢物的阻遏和产物对螺旋霉素生物合成的反馈抑制。

After relieving the feedback repression of purine synthesis of Bacillus subtils , the expression level of the rib operon is the key factor which influences the synthetic rate and the final output of riboflavin .

在解除了枯草芽孢杆菌嘌呤合成途径的反馈抑制后，核黄素操纵子的表达水平是影响核黄素合成速率和最终产量的关键因素。

This article summarized that compound microorganisms had many advantages compared with single strain such as symbiosis , co prosperity co culture , so it can cut down the cost , unchain the feedback repression in fermentation and improve the efficiency of production .

阐述了复合微生物制剂与单菌株相比较有共生、共荣、共养，从而有节约成本，解决发酵反馈抑制作用，提高生产效率等的优越性。