It's been decades since i studied this stuff, but i remember there being a very promising line of work on the connections of the growth factors BDNF and NGF, wh

It's been decades since i studied this stuff, but i remember there being a very promising line of work on the connections of the growth factors BDNF and NGF, which promote neuroplasticity, to depression. Seems it's still being worked on: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7174655/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7174655/ https://pubmed.ncbi.nlm.nih.gov/30235967/ https://pubmed.ncbi.nlm.nih.gov/30235967/