The expression of the lao operon invarious bacterial strains harbouring pMG,pMG0 or lambda plac was observed bymeasurement of β-galactosidase specific activity.
The expression of the lao operon invarious bacterial strains harbouring pMG,pMG0 or lambda plac was observed bymeasurement of β-galactosidase specific activity.
同时,我们还测定了包含pMG、pMG0或λplac 不同细胞的β-半乳糖苷酶活力,对lac 的表达作了分析。