mutagenesis

Some effective measures beneficial to the production of alkaline proteinase are discussed: organismal rejuvenation, mutagenesis breeding. metabolic regulation and improvement of technology condition.

综述了提高性蛋白酶生产效益可能途径：菌种及时复壮，菌种诱变选育，菌种调控选育，工艺条件控制。

Objective To verify the self-splicing function of the group Ⅰ introns ribozymes from Tetrahymena thermophilia and the site-specific mutagenesis ribozymes.

目验证嗜热四膜虫核酶自我剪接功能,定点诱变Ⅰ型内含子核酶及检测其自我剪接功能。