Optogenetics + CRISPR, Using Light to Control Genome Editing
Type
Blog Post
... groups was to create a system that would use light to turn on and off gene expression while imparting...HEK293T cells to induce expression of human IL1RN, the researchers saw an 11-fold increase in mRNA levels after...Phillips-Cremins JE (2019) LADL: light-activated dynamic looping for endogenous gene expression control...transcriptional activator domain (VP64 or p65). Upon expression in the cell, the dCas9-CIB1 fusion binds to the...exposure (470nm), the researchers showed that expression of the human ASCL1 gene could be spatially controlled...demonstrated the ability to spatially control gene expression.
Both of these techniques take advantage of light-induced...light-activated split-Cas9 (FAST) system constitutively expresses the C-terminal fragment of Cas9 while transcription...