Other "sources" (using the word loosely as their provenance is unclear)
> "based on the information available, this was a localized issue with only one student directly exposed. Their reported use of dimethyl mercury was unauthorized. MIT does not allow the purchase or synthesis of dimethyl mercury." [1]
Karen Wetterhahn's exposure and death [3] is a cautionary tale of the extreme toxicity of dimethyl mercury, and was instrumental in new safety recommendations, including strongly discouraging the use of dimethyl mercury for any purpose.
[1] https://www.reddit.com/r/mit/comments/1w12gb9/dimethyl_mercu...
[2] https://www.nbcboston.com/news/local/hazmat-crews-respond-to...
[3] https://en.wikipedia.org/wiki/Karen_Wetterhahn