In order to improve the product of itaconic acid by fermentation,we first fused the protoplast of Aspergillus terreus and Aspniger,and them mutated and screened the fusant.

• 为了提高衣康酸发酵产量,我们制备了衣康酸土曲霉原生质体和柠檬酸黑曲霉原生质体,并进行了融合,以融合子为起点,进行诱变和筛选。