It is already possible with viral vectors (in mice). The CREB experiments increase excitability, ltp etc. https://www.nature.com/articles/s41467-018-04445-9 ht

It is already possible with viral vectors (in mice). The CREB experiments increase excitability, ltp etc. https://www.nature.com/articles/s41467-018-04445-9 https://www.nature.com/articles/s41467-018-04445-9 the CCR5 receptors (which was modified in chinese human babies) affect plasticity & memory : https://elifesciences.org/articles/20985 https://elifesciences.org/articles/20985 it is also possible with optogenetics to gate plasticity, erasing and reenabling memory engrams http://sci-hub.tw/https://www.nature.com/articles/s41583-018-0031-2 http://sci-hub.tw/https://www.nature.com/articles/s41583-018... its not clear how increased plasticity is beneficial though (these experiments are mainly aiming to erase memories, like PTSD memories)