lsd micro-dose ... zurich experiment ... altered flow of signalling between thalamus and other areas ... "These results inform the neurobiology of altered states of consciousness with critical implications for rational development of novel treatments" ...

https://www.theguardian.com/science/2019/jan/28/study-shows-how-lsd-messes-with-brains-signalling

https://www.pnas.org/content/early/2019/01/23/1815129116

https://www.biorxiv.org/content/biorxiv/early/2017/11/15/219956.full.pdf

http://www.jneurosci.org/content/32/1/215