《英文msh词典》Activation,Transcriptional
[入口词] Activation,Transcriptional
[主题词] Trans-Activation (Genetics)
[英文释义] Increased rate of gene expression directed by either viral or cellular proteins. These regulatory factors (diffusible gene products) act in trans -- that is,act on homologous or heterologous molecules of DNA. (Cis-acting factors act only on homologous molecules.)