Please tell me Could sucrose shut off Plac promoter? I want use Plac control sacB gene expression, but I don't know if sucrose inhibit the activity of Plac. Xiaojun xjzhang at smmail.cn ¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡ ------------=_442907E3.AD9109EB--